M37481M8T-154SP MITSUBISHI, M37481M8T-154SP Datasheet

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M37481M8T-154SP

Manufacturer Part Number
M37481M8T-154SP
Description
Manufacturer
MITSUBISHI
Datasheet
DESCRIPTION
The 7480/7481 group is the single-chip microcomputer adopting
the silicon gate CMOS process. In addition to its simple instruction
set, the ROM, RAM, and I/O addresses are placed in the same
memory space.
Having built-in serial I/O, A-D converter, and watchdog timer, this
single-chip microcomputer is useful for control of automobiles, of-
fice automation equipment and home electric appliances.
The 7480/7481 group includes multiple types which differ in the
memory type, size, and package.
FEATURES
APPLICATIONS
Automobiles, office automation equipment, home electric appli-
ances, etc.
Number of basic machine language instructions ..................... 71
Minimum instruction execution time ................................... 0.5 µ s
Memory size ROM ........................................... 4 K to 16 K bytes
Programmable I/O ports .................................... 18 (7480 group)
(P0, P1, P4, P5)
Input ports ............................................................ 8 (7480 group)
(P2, P3)
Built-in programmable pull-up transistors (P0, P1)
Built-in clamp diodes ............................................ 2 (7480 group)
(P4, P5)
Interrupt ................................................... 14 sources, 13 vectors
Timer X, Y ..................................................................... 16-bit
Timer 1, 2 ....................................................................... 8-bit
Serial I/O ....................... 8-bit x 1 (UART or clock-synchronized)
A-D converter ............................ 8-bit x 4 channels (7480 group)
Built-in watchdog timer
Power source voltage ................................................ 2.7 to 4.5 V
Power dissipation .............................................................. 35 mW
(at 8 MHz clock input oscillation frequency and 5 V power
(at [2.2 V
RAM ............................................ 128 to 448 bytes
CC
(at 8 MHz clock input oscillation frequency)
(at 8 MHz clock input oscillation frequency)
-2] MHz clock input oscillation frequency)
8-bit x 8 channels (7481 group)
24 (7481 group)
12 (7481 group)
source voltage)
8 (7481 group)
4.5 to 5.5 V
2
2
Fig. 1 Pin configuration (top view)
PIN CONFIGURATION
7480/7481 GROUP
P1
P1
P1
P1
P1
P1
P1
P1
P2
P2
P2
P2
P2
P2
P2
P2
SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER
7
P1
P1
7
P1
P1
6
6
5
4
5
4
/S
/S
/S
X
X
/S
/T
/R
V
/T
/R
V
3
2
1
0
3
2
1
0
3
2
P1
P1
/IN
/IN
/IN
/IN
V
3
2
P1
P1
V
RDY
OUT
RDY
/IN
/IN
/IN
/IN
OUT
REF
CLK
REF
X
X
CLK
X
/T
/T
X
/T
/T
X
X
SS
SS
D
IN
D
IN
D
D
1
0
1
0
1
0
3
2
1
0
1
0
3
2
1
0
MITSUBISHI MICROCOMPUTERS
12
14
10
11
13
15
16
10
12
13
14
15
16
11
1
2
3
4
5
6
9
7
8
1
2
3
4
5
6
7
8
9
Outline 32P2W-A
Outline 32P4B
19
32
31
30
29
28
27
26
25
24
23
22
21
20
18
17
19
18
17
32
31
30
29
28
27
26
25
24
23
22
21
20
P0
P0
P0
P0
P0
P0
P0
P0
P4
P4
P3
P3
P3
P3
RESET
V
P0
P0
P0
P0
P0
P0
P0
P0
P4
P4
P3
P3
P3
P3
RESET
V
CC
CC
7
6
5
4
3
2
1
0
1
0
3
2
1
0
7
6
5
4
3
2
1
0
1
0
3
2
1
0
/CNTR
/CNTR
/INT
/INT
/CNTR
/CNTR
/INT
/INT
1
0
1
0
1
0
1
0

Related parts for M37481M8T-154SP

M37481M8T-154SP Summary of contents

Page 1

... MHz clock input oscillation frequency) CC (at 8 MHz clock input oscillation frequency) Power dissipation .............................................................. 35 mW (at 8 MHz clock input oscillation frequency and 5 V power APPLICATIONS Automobiles, office automation equipment, home electric appli- ances, etc. MITSUBISHI MICROCOMPUTERS 7480/7481 GROUP SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER PIN CONFIGURATION RDY ...

Page 2

... CLK /INT /INT 0 0 RESET MITSUBISHI MICROCOMPUTERS 7480/7481 GROUP 22 P3 /INT 0 21 RESET M37481MX-XXXFP M37481MXT-XXXFP M37481E8-XXXFP M37481E8T-XXXFP 15 X OUT REF ...

Page 3

... M37480E8FP M37480E8-XXXSP M37480E8-XXXFP M37480E8T-XXXSP M37480E8T-XXXFP M37481M2T-XXXSP 4096 M37481M2T-XXXFP M37481M4-XXXSP M37481M4-XXXFP 8192 M37481M4T-XXXSP M37481M4T-XXXFP M37481M8-XXXSP M37481M8-XXXFP M37481M8T-XXXSP M37481M8T-XXXFP M37481E8SP 16384 M37481E8FP M37481E8-XXXSP M37481E8-XXXFP M37481E8T-XXXSP M37481E8T-XXXFP M37481E8SS *: Extended operating temperature range version SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER RAM (bytes) I/O port 32P4B 128 32P2W-A 32P4B ...

Page 4

... Note: Regarding the models being developed and planned, the development schedule may be reviewed. In case of the models be- ing planned, the development of them may be stopped. Fig. 3 ROM/RAM development schedule 4 SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER M37481E8SS M37480M8T/E8T-XXXSP/FP M37481M8T/E8T-XXXSP/FP M37480M8/E8-XXXSP/FP M37481M8/E8-XXXSP/FP M37480M4-XXXSP/FP M37480M4T-XXXSP/FP M37481M4-XXXSP/FP M37481M4T-XXXSP/FP ...

Page 5

... FUNCTIONAL BLOCK DIAGRAM Fig. 4 Function block diagram (1) MITSUBISHI MICROCOMPUTERS 7480/7481 GROUP SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER 5 ...

Page 6

... Fig. 5 Function block diagram (2) 6 MITSUBISHI MICROCOMPUTERS 7480/7481 GROUP SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER ...

Page 7

... Fig. 6 Function block diagram (3) MITSUBISHI MICROCOMPUTERS 7480/7481 GROUP SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER 7 ...

Page 8

... Clock generating circuit Watchdog timer Power source voltage Power dissipation Operating temperature range Device structure Package 8 MITSUBISHI MICROCOMPUTERS SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER Functions M37480M4/M8/E8-XXXSP/FP M37480M2T/M4T/M8T/E8T-XXXSP/FP 71 (740 family 69 basic instructions + 2 multiplication/division instructions) 0.5 µ s (Minimum instructions MHz clock input oscillation frequency) 8 MHz (max.) ...

Page 9

... N-channel open drain output, having a built-in clamp diode configured to serve as timer I/O pins CNTR 4-bit I/O port. (This port is not included in the 7480 group.) The output structure I/O is N-channel open drain output, having built-in clamp diodes. MITSUBISHI MICROCOMPUTERS 7480/7481 GROUP Functions and ...

Page 10

... WIT instruction control” below. b7 Note : In the models of RAM size under 192 bytes, set this bit to “0”. Fig. 7 Structure of CPU mode register 10 MITSUBISHI MICROCOMPUTERS 7480/7481 GROUP SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER CPU Mode Register The stack page selection bit is assigned to the CPU mode regis- ter ...

Page 11

... ROM (8192 bytes) for M37480M8/E8, M37480M4, M37481M8/E8 M37481M4 Fig. 8 Memory map MITSUBISHI MICROCOMPUTERS SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER • Interrupt Vector Area The interrupt vector area is used for storing vector addresses when an interrupt is generated or at reset. • Zero Page This area can be accessed with 2 words when the zero page ad- dressing mode is used. • ...

Page 12

... STP instruction operation control register (STPCON) 00DE 16 00DF 16 Fig. 9 SFR (Special Function Register) memory map Note: This port is not allocated in the 7480 group. 12 MITSUBISHI MICROCOMPUTERS 7480/7481 GROUP SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER 00E0 Transmit/receive buffer register (TB/RB) 16 00E1 Serial I/O status register (SIOSTS) 16 00E2 ...

Page 13

... P4P5 input control register to “0” Fig. 11 Structure of port P4P5 input control register ) 16 MITSUBISHI MICROCOMPUTERS 7480/7481 GROUP and P5 of the 7481 group are selected for in- Port P4P5 input control register (P4P5CON : address 00D2 ) input control bit ...

Page 14

... Direction register Port latch T 1 T1M 1 Direction register Port latch T 0 Direction register Port latch Direction register Port latch Tr1 to Tr5 are pull-up transistors. MITSUBISHI MICROCOMPUTERS 7480/7481 GROUP Tr1 Port P0 Tr2 Port P1 3 Tr3 Port P1 2 Tr4 Port P1 1 Tr5 Port P1 ...

Page 15

... CLK SIOE TE Direction register Port latch SIOE RE Direction register Port latch Pull-up control register Tr6 to Tr9 are pull-up transistors. MITSUBISHI MICROCOMPUTERS 7480/7481 GROUP SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER Tr6 Port P1 7 Tr7 Port input CLK Tr8 Port P1 5 Tr9 ...

Page 16

... Port latch Timer output Port Direction register Data bus Port latch Fig. 14 Block diagram of ports (3) 16 MITSUBISHI MICROCOMPUTERS 7480/7481 GROUP SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER Port P2 Port P3 Port CNTR , 0 CNTR input 1 Port Port P4 P5 input control register (For the 7480 group) Set this bit to “ ...

Page 17

... The interrupt enable bit can be set and cleared by the program. The reset and BRK instruction interrupt can never be disabled. Other interrupts are disabled when the interrupt disable flag is set. MITSUBISHI MICROCOMPUTERS 7480/7481 GROUP SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER (2) Interrupt Operation When an interrupt request is accepted: 1 ...

Page 18

... FFE8 At detection of bus collision 16 16 FFE6 At completion of A-D conversion 16 16 FFE4 At execution of BRK instruction 16 16 MITSUBISHI MICROCOMPUTERS 7480/7481 GROUP Remarks Non-maskable External interrupt (active edge programmable) External interrupt (active edge programmable) Validity after execution of STP/WIT instruction External interrupt (active edge programmable) External interrupt ...

Page 19

... MITSUBISHI MICROCOMPUTERS 7480/7481 GROUP SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER Interrupt request register 1 (IREQ1: address 00FC ) 16 Timer X interrupt request bit Timer Y interrupt request bit Timer 1 interrupt request bit Timer 2 interrupt request bit Serial I/O receive interrupt request bit ...

Page 20

... Count Source Selection ) 16 The count source is f )/16. IN MITSUBISHI MICROCOMPUTERS 7480/7481 GROUP pin for timer X or from the CNTR 0 edge selection bit (b2) or the CNTR edge selec /CNTR 0 1 )/2, f(X )/8 or f(X )/16 pin 1 pin as an ...

Page 21

... A measurement value is held until the next measurement is completed. In this mode, set the port in common with the CNTR /CNTR 0 /CNTR pin in pin input. 1 pin as an input port. MITSUBISHI MICROCOMPUTERS 7480/7481 GROUP )/2, f(X )/8 or f(X )/16 /CNTR pin input (“L” period) when /CNTR pin input (“ ...

Page 22

... Figure 24 shows a timing diagram in the programmable one- 0 shot output mode. pin). 1 edge selection bit (b0) 0 )/16. IN edge selection 0 inter- 0 MITSUBISHI MICROCOMPUTERS 7480/7481 GROUP SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER /CNTR pin is initialized to “L” pin) cannot occur. 1 /CNTR pin is initialized to “H” pin) cannot occur ...

Page 23

... PWM output is 16 ”, the PWM output is al- ” and the “L” period is 16 MITSUBISHI MICROCOMPUTERS 7480/7481 GROUP SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER , CNTR , INT , INT Interrupt Polarity Selection ...

Page 24

... Timer Y count source selection bit f(X )/2 “0” IN f(X )/8 IN f(X )/16 IN “0” “1” T MITSUBISHI MICROCOMPUTERS 7480/7481 GROUP Programmable CNTR edge 0 one-shot selection bit output mode Data bus “1” “0” INT interrupt 0 request edge 0 Pulse output mode ...

Page 25

... Fig. 18 Structure of timer X/timer Y mode register and timer XY control register SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER pin) and timer 0 pin MITSUBISHI MICROCOMPUTERS 7480/7481 GROUP b0 Timer Y mode register (TYM : address 00F7 ) 16 Timer Y operating mode bits Timer event count mode 0 ...

Page 26

... Fig. 20 Timing diagram in pulse output mode 26 SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER Value set in timer latch TR : Timer interrupt request CNTR CNTR TL : Value set in timer latch TR : Timer interrupt request CNTR : CNTR /CNTR interrupt request 0 1 MITSUBISHI MICROCOMPUTERS 7480/7481 GROUP TR ...

Page 27

... TR : Timer interrupt request CNTR: CNTR /CNTR interrupt request + CNTR CNTR /CNTR interrupt polarity is active at rising edge, and pulse L width is measured /CNTR interrupt request 0 1 MITSUBISHI MICROCOMPUTERS 7480/7481 GROUP SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER TR FFFF 16 CNTR CNTR T1 CNTR 27 ...

Page 28

... CNTR CNTR L : One-shot pulse width TR : Timer interrupt request CNTR : CNTR /CNTR interrupt request 0 1 MITSUBISHI MICROCOMPUTERS 7480/7481 GROUP SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER CNTR TR L CNTR ...

Page 29

... TXH/TYH setting value – 255 • TXL/TYL setting value – 255 • Timer X/timer Y count source cycle: ts • n – 510 Fig. 25 Timing diagram in PWM mode SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER (n+ CNTR /CNTR interrupt request 0 1 MITSUBISHI MICROCOMPUTERS 7480/7481 GROUP output. 29 ...

Page 30

... Count stop “01” control bit “10” “11” T Output D level latch Data bus ) MITSUBISHI MICROCOMPUTERS 7480/7481 GROUP )/8, f(X )/64, f(X )/128 or f pin if the values of the output level latch and pin as an out- ...

Page 31

... Transmit buffer register Transmit buffer empty flag (TBE) Address 00E0 16 Data bus TSC = 0 MITSUBISHI MICROCOMPUTERS 7480/7481 GROUP ) to “1”. 16 Address 00E2 16 clock selection bit (SCS) 1/4 16 Serial I/O status register Address 00E1 ...

Page 32

... start bit 7/8 data bit 1/0 parity bit 1/2 stop bit RBF MITSUBISHI MICROCOMPUTERS 7480/7481 GROUP SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER Address 00E2 16 UART control register 1/16 Address 00E3 16 Serial I/O synchronous clock selection bit (SCS) 16 Address 00E1 Serial I/O status register * TSC=1 ...

Page 33

... The baud rate generator determines a baud rate for serial transfer. The baud rate generator, being an 8-bit counter with a reload reg- ister, divides the frequency of the count source by 1/(n+1), where n is the value written to the baud rate generator. MITSUBISHI MICROCOMPUTERS 7480/7481 GROUP SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER b7 ...

Page 34

... LAN data bus due to a transmit data collision, the data collision can be detected by the bus arbitration interrupt. TxD 7480/7481 group serial I/O RxD Fig. 33 Example of bus conflict system communication 34 MITSUBISHI MICROCOMPUTERS 7480/7481 GROUP SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER LAN data bus Interface driver/ receiver ...

Page 35

Bus Collision Detection The 7480/7481 group can detect a bus collision by setting the bus collision detection enable bit to “1”. When transmission is started in the clock synchronous or asyn- chronous (UART) serial I/O mode, the transmit pin TxD ...

Page 36

... In this way, the 7480/7481 group exerts priority control for each bit and finally allows only the highest-priority unit to transmit data Unit A Unit B LAN data bus Fig. 37 Priority control at simplified SAEJ1850 36 SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER Unit Unit A Continue to transmit Stop transmitting Data collision MITSUBISHI MICROCOMPUTERS 7480/7481 GROUP LAN data bus B ...

Page 37

... A-D conversion register. ) stores conversion 16 Data bus b0 b4 A-D control register (address 00D9 A-D control circuit A-D conversion register Comparator (address 00DA Switch tree Ladder resistor V (Note MITSUBISHI MICROCOMPUTERS 7480/7481 GROUP ) 16 A-D conversion completion interrupt request ) 16 V REF / ...

Page 38

... REF 0: Disconnect between V 1: Connect between V Not used (undefined at read) Note : Do not perform setting in the 7480 group. Fig. 39 Structure of A-D control register 38 SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER pin and ladder resistor REF pin and ladder resistor REF MITSUBISHI MICROCOMPUTERS 7480/7481 GROUP ...

Page 39

... X dog timer H should not be cleared to “0” in this period. Write “FF ” to the 16 watchdog timer register Watchdog timer L (7) Reset circuit MITSUBISHI MICROCOMPUTERS 7480/7481 GROUP )=8 MHz bit 7 of the watch- IN Data bus Watchdog timer H (8) ...

Page 40

... For this reason, rewriting is required after interrupt disable. Figure 42 shows a reference example of data re- writing. STP/WIT instruction disable Interrupt disable in this period MITSUBISHI MICROCOMPUTERS 7480/7481 GROUP SEI Interrupt LDM #01H, 0DEH disable in LDM #01H, 0DEH this period ...

Page 41

... INT dated. Port Port Port Port Port P0 data read circuit MITSUBISHI MICROCOMPUTERS 7480/7481 GROUP interrupt. When 1 and key-on wake-up are invali- 1 data read circuit 1 CNTR interrupt request signal 1 data read circuit 0 CNTR interrupt request signal 0 ...

Page 42

... SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER pins external divided divided Fig. 44 External circuit of ceramic resonator stops at an stops at an External oscillation Fig. 45 External clock input circuit MITSUBISHI MICROCOMPUTERS 7480/7481 GROUP OUT OUT X ...

Page 43

... STP R instruction Fig. 46 Block diagram of clock generating circuit SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER 1/2 1 “1” 1/4 “0” WIT instruction Reset Interrupt disable flag Interrupt request MITSUBISHI MICROCOMPUTERS 7480/7481 GROUP Timer 1 Internal clock Reset STP instruction 43 ...

Page 44

... Fig. 47 Reset circuit diagram ? ? ? ? FFFE Notes 1 : The frequency relation between f The mark “?” means that the address is changeable depending on the previous state. MITSUBISHI MICROCOMPUTERS 7480/7481 GROUP Power ON V Power source CC (Note) voltage 0V Reset input voltage 0.12V CC 0V Note : Reset release voltage ...

Page 45

... H ( reset release, the read value is undefined. MITSUBISHI MICROCOMPUTERS 7480/7481 GROUP ...

Page 46

... A open. 14 4-bit I/O port. The output structure is N-channel open drain output, I/O having a built-in clamp diode. Input Leave these pins open. ) for the 7480 group. 3 MITSUBISHI MICROCOMPUTERS 7480/7481 GROUP SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER Function and and and X pins external clock is ...

Page 47

... P2 / RESET REF OUT Outline 42P4B 42S1B-A (M37481E8SS) MITSUBISHI MICROCOMPUTERS 7480/7481 GROUP M37480E8, M37481E8 M5M27C256K Ports P1 – – – ...

Page 48

... REF OUT Outline 32P4B 32P2W-A MITSUBISHI MICROCOMPUTERS 7480/7481 GROUP SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER 22 P3 /INT RESET ...

Page 49

... Since a high voltage is used for writing data, care should be taken not to apply an overvoltage when turning on the power source. (5) For the programmable microcomputers (one-time program- mable version, version shipped in blank), Mitsubishi does not perform PROM write testing and screening in the assembly process and subsequent processes. To improve reliability after and address ...

Page 50

... Output disable V IL Programming V IL Programming verify V IH Program disable V IH Note : V and V denote an “L” input voltage and an “H” input voltage, respectively MITSUBISHI MICROCOMPUTERS 7480/7481 GROUP SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER ...

Page 51

... The index X mode (T) and the decimal mode (D) flags do not affect the MUL and DIV instructions. The execution of these instructions does not change the con- tents of the processor status register. MITSUBISHI MICROCOMPUTERS 7480/7481 GROUP SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER DATA REQUIRED FOR MASK ORDERING Please submit the following data when placing mask orders ...

Page 52

... – P1 (Note – – – P4 (Note MITSUBISHI MICROCOMPUTERS 7480/7481 GROUP Rated value Unit –0 –0 0 –0 0 1000 (Note 1) mW – (Note 2) °C –40 to 150 (Note 3) °C ...

Page 53

... Connect the GND and V pins of the oscillation circuit with the shortest possible wiring, using a relatively thick wire. (4) In the case of the P3 ROM version, connect an approximately (s/V) MITSUBISHI MICROCOMPUTERS 7480/7481 GROUP Standard values Min. Typ. Max 250 500 ...

Page 54

... when analog input not selected stop) IN (typ.), 20 k (max.). (typ.), 37.5 k (max.). MITSUBISHI MICROCOMPUTERS 7480/7481 GROUP SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER Standard values Min. Typ. Max 0 0.3 0.5 0 ...

Page 55

... MHz medium-speed mode, f MHz medium-speed mode, f MHz ° °C a MITSUBISHI MICROCOMPUTERS 7480/7481 GROUP Standard values Unit Min. Typ. Max 3 1 1.75 3.5 mA ...

Page 56

... SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER Test conditions 5 REF V = 2.7 to 5 MHz 4.5 to 5 MHz 2 4 5.0 V REF MITSUBISHI MICROCOMPUTERS 7480/7481 GROUP Standard values Unit Min. Typ. Max. 8 bits ±2 LSB 25 µ 100 k ...

Page 57

... – – – P5 (Note MITSUBISHI MICROCOMPUTERS 7480/7481 GROUP Rated value Unit –0 –0 0 –0 0 1000 (Note 1) mW – (Note 2) °C –40 to 150 (Note 3) °C Standard values Unit Min ...

Page 58

... Connect the GND and V pins of the oscillation circuit with the shortest possible wiring, using a relatively thick wire. (4) In the case of the P3 ROM version, connect an approximately (s/V) MITSUBISHI MICROCOMPUTERS 7480/7481 GROUP Standard values Min. Typ. Max 250 500 ...

Page 59

... when analog input not selected stop (typ.), 20 k (max.). (typ.), 37.5 k (max.). MITSUBISHI MICROCOMPUTERS 7480/7481 GROUP SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER Standard values Min. Typ. Max 0 0.3 CC 0.5 0 ...

Page 60

... MHz medium-speed mode, f MHz medium-speed mode, f MHz ° °C a MITSUBISHI MICROCOMPUTERS 7480/7481 GROUP Standard values Unit Min. Typ. Max 3 1 1.75 3.5 mA ...

Page 61

... SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER Test conditions 5 REF V = 2.7 to 5 MHz 4.5 to 5 MHz 2 4 5.0 V REF MITSUBISHI MICROCOMPUTERS 7480/7481 GROUP Standard values Unit Min. Typ. Max. 8 bits ±2 LSB 25 µ 100 k ...

Page 62

... FFFF 16 16 Address 0000 to 000F . 0001 16 16 0002 0003 0004 0005 0006 0007 MITSUBISHI MICROCOMPUTERS 7480/7481 GROUP Mask ROM number Date: Section head Supervisor signature signature Note : Please fill in all items marked Submitted by Supervisor ) (hexadecimal notation) Address ‘M’ 0008 ‘ T ’ ...

Page 63

... M37480M2T-XXXSP, 32P2W-A for M37480M2T-XXXFP) and attach to the mask ROM confirmation form. 3. Comments SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER 27128 27256 = $C000 = $8000 ‘M37480M2T–’ .BYTE ‘M37480M2T–’ MITSUBISHI MICROCOMPUTERS 7480/7481 GROUP Mask ROM number 27512 = $0000 .BYTE ‘M37480M2T–’ 63 ...

Page 64

... FFFF 16 16 Address 0000 to 000F . 0001 16 16 0002 0003 0004 0005 0006 0007 MITSUBISHI MICROCOMPUTERS 7480/7481 GROUP Mask ROM number Date: Section head Supervisor signature signature Note : Please fill in all items marked Submitted by Supervisor ) (hexadecimal notation) Address ‘M’ 0008 ‘ – ’ ...

Page 65

... M37480M4-XXXSP, 32P2W-A for M37480M4-XXXFP) and attach to the mask ROM confirmation form. 3. Comments SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER 27128 27256 = $C000 = $8000 ‘M37480M4–’ .BYTE ‘M37480M4–’ MITSUBISHI MICROCOMPUTERS 7480/7481 GROUP Mask ROM number 27512 = $0000 .BYTE ‘M37480M4–’ 65 ...

Page 66

... FFFF 16 16 Address 0000 to 000F . 0001 16 16 0002 0003 0004 0005 0006 0007 MITSUBISHI MICROCOMPUTERS 7480/7481 GROUP Mask ROM number Date: Section head Supervisor signature signature Note : Please fill in all items marked Submitted by Supervisor ) (hexadecimal notation) Address ‘M’ 0008 ‘ T ’ ...

Page 67

... M37480M4T-XXXSP, 32P2W-A for M37480M4T-XXXFP) and attach to the mask ROM confirmation form. 3. Comments SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER 27128 27256 = $C000 = $8000 ‘M37480M4T–’ .BYTE ‘M37480M4T–’ MITSUBISHI MICROCOMPUTERS 7480/7481 GROUP Mask ROM number 27512 = $0000 .BYTE ‘M37480M4T–’ 67 ...

Page 68

... ROM (16K) 16 Address 0000 to 000F . 0001 16 16 0002 0003 0004 0005 0006 0007 MITSUBISHI MICROCOMPUTERS 7480/7481 GROUP Mask ROM number Date: Section head Supervisor signature signature Note : Please fill in all items marked Submitted by Supervisor ) (hexadecimal notation) Address ‘M’ 0008 ‘ – ’ ...

Page 69

... Mark specification must be submitted using the correct form for the package being ordered fill out the appropriate mark specification form (32P4B for M37480M8-XXXSP, 32P2W-A for M37480M8-XXXFP) and attach to the mask ROM confirmation form. 3. Comments SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER 27256 27512 = $8000 = $0000 ‘M37480M8-’ .BYTE ‘M37480M8-’ MITSUBISHI MICROCOMPUTERS 7480/7481 GROUP Mask ROM number 69 ...

Page 70

... ROM (16K) 16 Address 0000 to 000F . 0001 16 16 0002 0003 0004 0005 0006 0007 MITSUBISHI MICROCOMPUTERS 7480/7481 GROUP Mask ROM number Date: Section head Supervisor signature signature Note : Please fill in all items marked Submitted by Supervisor ) (hexadecimal notation) Address ‘M’ 0008 ‘ T ’ ...

Page 71

... Mark specification must be submitted using the correct form for the package being ordered fill out the appropriate mark specification form (32P4B for M37480M8T-XXXSP, 32P2W-A for M37480M8T-XXXFP) and attach to the mask ROM confirmation form. 3. Comments SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER 27256 27512 = $8000 = $0000 ‘M37480M8T-’ .BYTE ‘M37480M8T-’ MITSUBISHI MICROCOMPUTERS 7480/7481 GROUP Mask ROM number 71 ...

Page 72

... FFFF 16 16 Address 0000 to 000F . 0001 16 16 0002 0003 0004 0005 0006 0007 MITSUBISHI MICROCOMPUTERS 7480/7481 GROUP Mask ROM number Date: Section head Supervisor signature signature Note : Please fill in all items marked Submitted by Supervisor ) (hexadecimal notation) Address ‘M’ 0008 ‘ T ’ ...

Page 73

... M37481M2T-XXXSP, 44P6N-A for M37481M2T-XXXFP) and attach to the mask ROM confirmation form. 3. Comments SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER 27128 27256 = $C000 = $8000 ‘M37481M2T–’ .BYTE ‘M37481M2T–’ MITSUBISHI MICROCOMPUTERS 7480/7481 GROUP Mask ROM number 27512 = $0000 .BYTE ‘M37481M2T–’ 73 ...

Page 74

... FFFF 16 16 Address 0000 to 000F . 0001 16 16 0002 0003 0004 0005 0006 0007 MITSUBISHI MICROCOMPUTERS 7480/7481 GROUP Mask ROM number Date: Section head Supervisor signature signature Note : Please fill in all items marked Submitted by Supervisor ) (hexadecimal notation) Address ‘M’ 0008 ‘ – ’ ...

Page 75

... M37481M4-XXXSP, 44P6N-A for M37481M4-XXXFP) and attach to the mask ROM confirmation form. 3. Comments SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER 27128 27256 = $C000 = $8000 ‘M37481M4–’ .BYTE ‘M37481M4–’ MITSUBISHI MICROCOMPUTERS 7480/7481 GROUP Mask ROM number 27512 = $0000 .BYTE ‘M37481M4–’ 75 ...

Page 76

... FFFF 16 16 Address 0000 to 000F . 0001 16 16 0002 0003 0004 0005 0006 0007 MITSUBISHI MICROCOMPUTERS 7480/7481 GROUP Mask ROM number Date: Section head Supervisor signature signature Note : Please fill in all items marked Submitted by Supervisor ) (hexadecimal notation) Address ‘M’ 0008 ‘ T ’ ...

Page 77

... M37481M4T-XXXSP, 44P6N-A for M37481M4T-XXXFP) and attach to the mask ROM confirmation form. 3. Comments SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER 27128 27256 = $C000 = $8000 ‘M37481M4T–’ .BYTE ‘M37481M4T–’ MITSUBISHI MICROCOMPUTERS 7480/7481 GROUP Mask ROM number 27512 = $0000 .BYTE ‘M37481M4T–’ 77 ...

Page 78

... ROM (16K) 16 Address 0000 to 000F . 0001 16 16 0002 0003 0004 0005 0006 0007 MITSUBISHI MICROCOMPUTERS 7480/7481 GROUP Mask ROM number Date: Section head Supervisor signature signature Note : Please fill in all items marked Submitted by Supervisor ) (hexadecimal notation) Address ‘M’ 0008 ‘ – ’ ...

Page 79

... Mark specification must be submitted using the correct form for the package being ordered fill out the appropriate mark specification form (42P4B for M37481M8-XXXSP, 44P6N-A for M37481M8-XXXFP) and attach to the mask ROM confirmation form. 3. Comments SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER 27256 27512 = $8000 = $0000 ‘M37481M8-’ .BYTE ‘M37481M8-’ MITSUBISHI MICROCOMPUTERS 7480/7481 GROUP Mask ROM number 79 ...

Page 80

... Write the ASCII codes that indicates the name of the product ‘M37481M8T–’ to addresses 0000 ASCII codes ‘M37481M8T–’ are listed on the right. The addresses and data are in hexadecimal notation. 80 SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER TEL ...

Page 81

... Write the data correctly. 2. Mark specification Mark specification must be submitted using the correct form for the package being ordered fill out the appropriate mark specification form (42P4B for M37481M8T-XXXSP, 44P6N-A for M37481M8T-XXXFP) and attach to the mask ROM confirmation form. 3. Comments ...

Page 82

... ROM (16K) 16 Address 0000 to 000F . 0001 16 16 0002 0003 0004 0005 0006 0007 MITSUBISHI MICROCOMPUTERS 7480/7481 GROUP ROM number Date: Section head Supervisor signature signature Note : Please fill in all items marked Submitted by Supervisor ) (hexadecimal notation) Address ‘M’ 0008 ‘ – ’ ...

Page 83

... Mark Specification Form (only for built-in One Time PROM microcomputer) for the M37480E8-XXXSP or the 32P2W-A Mark Specification Form for the M37480E8-XXXFP. 3. Comments SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER 27256 27512 = $8000 = $0000 ‘M37480E8-’ .BYTE ‘M37480E8-’ MITSUBISHI MICROCOMPUTERS 7480/7481 GROUP ROM number 83 ...

Page 84

... ROM (16K) 16 Address 0000 to 000F . 0001 16 16 0002 0003 0004 0005 0006 0007 MITSUBISHI MICROCOMPUTERS 7480/7481 GROUP ROM number Date: Section head Supervisor signature signature Note : Please fill in all items marked Submitted by Supervisor ) (hexadecimal notation) Address ‘M’ 0008 ‘ T ’ ...

Page 85

... Mark Specification Form (only for built-in One Time PROM microcomputer) for the M37480E8T-XXXSP or the 32P2W-A Mark Specification Form for the M37480E8T-XXXFP. 3. Comments SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER 27256 27512 = $8000 = $0000 ‘M37480E8T-’ .BYTE ‘M37480E8T-’ MITSUBISHI MICROCOMPUTERS 7480/7481 GROUP ROM number 85 ...

Page 86

... ROM (16K) 16 Address 0000 to 000F . 0001 16 16 0002 0003 0004 0005 0006 0007 MITSUBISHI MICROCOMPUTERS 7480/7481 GROUP ROM number Date: Section head Supervisor signature signature Note : Please fill in all items marked Submitted by Supervisor ) (hexadecimal notation) Address ‘M’ 0008 ‘ – ’ ...

Page 87

... Mark Specification Form (only for built-in One Time PROM microcomputer) for the M37481E8-XXXSP or the 44P6N-A Mark Specification Form for the M37481E8-XXXFP. 3. Comments SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER 27256 27512 = $8000 = $0000 ‘M37481E8-’ .BYTE ‘M37481E8-’ MITSUBISHI MICROCOMPUTERS 7480/7481 GROUP ROM number 87 ...

Page 88

... ROM (16K) 16 Address 0000 to 000F . 0001 16 16 0002 0003 0004 0005 0006 0007 MITSUBISHI MICROCOMPUTERS 7480/7481 GROUP ROM number Date: Section head Supervisor signature signature Note : Please fill in all items marked Submitted by Supervisor ) (hexadecimal notation) Address ‘M’ 0008 ‘ T ’ ...

Page 89

... Mark Specification Form (only for built-in One Time PROM microcomputer) for the M37481E8T-XXXSP or the 44P6N-A Mark Specification Form for the M37481E8T-XXXFP. 3. Comments SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER 27256 27512 = $8000 = $0000 ‘M37481E8T-’ .BYTE ‘M37481E8T-’ MITSUBISHI MICROCOMPUTERS 7480/7481 GROUP ROM number 89 ...

Page 90

... PACKAGE OUTLINE 32P2W–A 32P4B 90 MITSUBISHI MICROCOMPUTERS 7480/7481 GROUP SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER ...

Page 91

... MITSUBISHI MICROCOMPUTERS 7480/7481 GROUP SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER 91 ...

Page 92

... MARK SPECIFICATION FORM 32P4B (32-PIN SHRINK DIP) MARK SPECIFICATION FORM 92 MITSUBISHI MICROCOMPUTERS 7480/7481 GROUP SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER ...

Page 93

... SOP) MARK SPECIFICATION FORM MITSUBISHI MICROCOMPUTERS 7480/7481 GROUP SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER 93 ...

Page 94

... SHRINK DIP) MARK SPECIFICATION FORM 94 MITSUBISHI MICROCOMPUTERS 7480/7481 GROUP SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER ...

Page 95

... QFP) MARK SPECIFICATION FORM Please choose one of the marking types below (A, B, C), and enter the Mitsubishi IC catalog name and the special mark (if needed). A. Standard Mitsubishi Mark #3 #4 Mitsubishi lot number (6-digit Customer’s Parts Number + Mitsubishi Catalog Name ...

Page 96

... These materials are intended as a reference to assist our customers in the selection of the Mitsubishi semiconductor product best suited to the customer’s application; they do not convey any license under any intellectual property rights, or any other rights, belonging to Mitsubishi Electric Corporation or a third party. ...

Page 97

REVISION DESCRIPTION LIST Rev. No. 1.0 First Edition 7480/7481 GROUP DATA SHEET Revision Description (1/1) Rev. date 971130 ...

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