ST72C334J2B6 STMicroelectronics, ST72C334J2B6 Datasheet - Page 11

• Manufacturer Part Number: ST72C334J2B6
• Description: 8-bit Microcontrollers - MCU Flash 8K SPI/SCI
• Manufacturer: STMicroelectronics

Specifications of ST72C334J2B6

• Product Category: 8-bit Microcontrollers - MCU
• Core: ST7
• Data Bus Width: 8 bit
• Maximum Clock Frequency: 8 MHz
• Program Memory Size: 8 KB
• Data Ram Size: 384 B
• On-chip Adc: Yes
• Operating Supply Voltage: 3.2 V to 5.5 V
• Package / Case: SDIP-42
• Mounting Style: Through Hole
• A/d Bit Size: 8 bit
• A/d Channels Available: 8
• Data Rom Size: 256 B
• Interface Type: SCI, SPI
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 40 C
• Number Of Programmable I/os: 32
• Number Of Timers: 4 bit
• Program Memory Type: Flash
• Factory Pack Quantity: 13
• Supply Voltage - Max: 5 V
• Supply Voltage - Min: 3.2 V

24
25 15 15 10 PF0/MCO
26 16 16 11 PF1/BEEP
27 17 17 12 PF2
28
29 18 18 13 PF4/OCMP1_A
30
31 19 19 14 PF6 (HS)/ICAP1_A
32 20 20 15 PF7 (HS)/EXTCLK_A I/O C
33 21 21
34 22 22
35 23 23 16 PC0/OCMP2_B
36 24 24 17 PC1/OCMP1_B
37 25 25 18 PC2 (HS)/ICAP2_B
38 26 26 19 PC3 (HS)/ICAP1_B
39 27 27 20 PC4/MISO
40 28 28 21 PC5/MOSI
41 29 29 22 PC6/SCK
42 30 30 23 PC7/SS
43 31
44 32
45 33
46 34 31 24 PA3
47 35 32 25 V
48 36 33 26 V
49 37 34 27 PA4 (HS)
50 38 35 28 PA5 (HS)
51 39 36 29 PA6 (HS)
52 40 37 30 PA7 (HS)
53 41 38 31 ISPSEL
54 42 39 32 RESET
55
56
57 43 40 33 V
58 44 41 34 OSC2
Pin n°
V
NC
NC
V
V
PA0
PA1
PA2
NC
NC
SS_3
DD_0
SS_0
DD_1
SS_1
SS_3
Pin Name
3)
I/O
I/O
I/O
I/O
I/O C
I/O
I/O
I/O C
I/O C
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O C
I/O C
I/O C
I/O C
I/O
O
S
S
S
S
S
S
I
Level
T
T
T
T
T
T
T
T
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
T
T
T
T
T
T
T
T
T
T
T
T
T
T
HS
HS
HS
HS
HS
HS
HS
HS
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
Input
X
X
X
X
X
X
X
X
X
X
X
X
X
X
ei1
ei1
ei0
ei0
ei0
ei1
ei0
Port
Output
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
T
T
ST72334J/N, ST72314J/N, ST72124J
Not Connected
Not Connected
Not Connected
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
function
Digital Ground Voltage
Port F0
Port F1
Port F2
Port F4
Port F6
Port F7
Digital Main Supply Voltage
Digital Ground Voltage
Port C0 Timer B Output Compare 2
Port C1 Timer B Output Compare 1
Port C2 Timer B Input Capture 2
Port C3 Timer B Input Capture 1
Port C4 SPI Master In / Slave Out Data
Port C5 SPI Master Out / Slave In Data
Port C6 SPI Serial Clock
Port C7 SPI Slave Select (active low)
Port A0
Port A1
Port A2
Port A3
Digital Main Supply Voltage
Digital Ground Voltage
Port A4
Port A5
Port A6
Port A7
Must be tied low in user mode. In pro-
gramming mode when available, this pin
acts as In-Situ Programming mode se-
lection.
Top priority non maskable interrupt (ac-
tive low)
Digital Ground Voltage
Resonator oscillator inverter output or
capacitor input for RC oscillator
reset)
(after
Main
Main clock output (f
Beep signal output
Timer A Output Compare 1
Timer A Input Capture 1
Timer A External Clock Source
Alternate function
OSC
/2)
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