m37280eksp Mitsumi Electronics, Corp., m37280eksp Datasheet - Page 5

• Manufacturer Part Number: m37280eksp
• Description: Single-chip 8-bit Cmos Microcomputer With Closed Caption Decoder And On-screen Display Controller
• Manufacturer: Mitsumi Electronics, Corp.

10. PERFORMANCE OVERVIEW
Table 10.1 Performance Overview
Rev. 1.0
Number of basic instructions
Instruction execution time
Clock frequency
Memory size
Input/Output
ports
Serial I/O
Multi-master I
A-D converter
PWM output circuit
Timers
Subroutine nesting
Interrupt
Clock generating circuit
Data slicer
2
C-BUS interface
ROM
RAM
ROM correction memory
OSD ROM (character font)
OSD ROM (color dot font)
OSD RAM (SPRITE)
OSD RAM (character)
P0
P0
P1
P1
P2
P3
P3
P4
P4
P4
P5
P5
P6
P6
P6
P7
0
3
0
1
0
2
0
5
7
0
2
0
3
4
0
–P0
, P1
–P1
, P3
–P4
, P4
, P5
–P5
–P6
–P7
Parameter
M37280MF-XXXSP
M37280MK-XXXSP, M37280EKSP
M37280MF-XXXSP
M37280MK-XXXSP, M37280EKSP
2
5
4
1
4
6
1
5
2
2
, P0
–P1
, P5
, P6
4
7
6
5
–P0
, P5
–P6
7
7
7
SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER with CLOSED CAPTION DECODER
Output
Output
Output
Output
Output
Input
Input
Input
Input
Input
I/O
I/O
I/O
I/O
I/O
I/O
M37280MF–XXXSP, M37280MK–XXXSP
71
0.5 s (the minimum instruction execution time, at 8 MHz oscillation fre-
quency)
8 MHz (maximum)
60K bytes
80K bytes
1024 bytes
1472 bytes
64 bytes
20400 bytes
9672 bytes
120 bytes
1536 bytes
7-bit
output pins)
1-bit
pin)
4-bit
INT input pin, serial input pin)
4-bit
master I
8-bit
2-bit
1-bit
5-bit
pins)
2-bit
can be used as serial I/O pins)
1-bit
4-bit
output pin)
4-bit
6-bit
1-bit
1-bit
sub-clock output pin, OSD clock output pin)
3-bit
8-bit
1 (2 systems)
8 channels (8-bit resolution)
8-bit
8-bit timer
128 levels (maximum)
<19 types>
External interrupt
OSD interrupt
Data slicer interrupt
interrupt
2 built-in circuits (externally connected to a ceramic resonator or a quartz-
crystal oscillator)
Built in
1, V
SYNC
1 (N-channel open-drain output structure, can be used as 8-bit PWM
1 (can be used as A-D input pins, INT input pins, external clock input
1 (CMOS input/output structure, can be used as 14-bit PWM output
1 (CMOS input/output structure, can be used as A-D input pins)
1 (CMOS input/output structure, can be used as A-D input pins)
1 (N-channel open-drain output structure)
1 (N-channel open-drain output structure)
1 (CMOS output structure, can be used as OSD output pins)
1 (N-channel open-drain output structure)
1 (can be used as sub-clock input pin, OSD clock input pin)
1 (can be used as data slicer input/output, serial input pin)
1
8
1 (CMOS input/output structure, can be used as OSD output pin,
1 (N-channel open-drain output structure when serial I/O is used,
1 (CMOS output structure when LC is oscillating, can be used as
1 (N-channel open-drain output structure, can be used as multi-
1 (N-channel open-drain output structure, can be used as PWM
2
C-BUS interface)
1
interrupt
6
1, Multi-master I
3, Internal timer interrupt
1, f(X
1, A-D conversion interrupt
and ON-SCREEN DISPLAY CONTROLLER
IN
)/4096 interrupt
MITSUBISHI MICROCOMPUTERS
Functions
2
C-BUS interface interrupt
M37280EKSP
6, Serial I/O interrupt
1, SPRITE OSD interrupt
1, BRK instruction
1,
1,
5