7470 Datasheet, PDF (7/47 Pages) Renesas Technology Corp – SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER

MITSUBISHI MICROCOMPUTERS
7470/7471 Group
SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER
FUNCTIONS OF 7470/7471 GROUP
Parameter
Basic machine-language instructions
Instruction execution time
Clock input oscillation frequency
M37470M2
ROM
M37471M2
RAM
Memory size
M37470M4/E4
M37471M4/E4
ROM
RAM
M37470M8/E8 ROM
M37471M8/E8 RAM
P0, P1
I/O
Input/Output port
P2
P3, P5
I/O
Input
P4
I/O
Serial I/O
Timers
A-D converter
Subroutine nesting
Interrupt
Clock generating circuit
Power source voltage
Power dissipation
Input/Output characters
Input/Output voltage
Output current
Operating temperature range
Device structure
M37470M2/M4/M8/E4/E8-XXXSP
Package
M37471M2/M4/M8/E4/E8-XXXSP
M37471M2/M4/M8/E4/E8-XXXFP
M37471E8SS
Functions
71
0.5 µs (the minimum instructions, at 8 MHz oscillation frequency)
8 MHz (max.)
4096 bytes
128 bytes
8192 bytes
192 bytes
16384 bytes
384 bytes
8-bit ! 2
8-bit ! 1 (4-bit ! 1 for 7470 group)
4-bit ! 2 (Port P5 is not included in 7470 group)
4-bit ! 1 (2-bit ! 1 for 7470 group)
8-bit ! 1
8-bit timer ! 4
8-bit ! 1 (8 channels) (8-bit ! 1 (4 channels) for M37470M2/M4/M8)
64 level max. (M37470M2, M37471M2)
96 level max. (M37470M4/E4, M37471M4/E4)
192 level max. (M37470M8/E8, M37471M8/E8)
5 external interrupts, 6 internal interrupts, 1 software interrupt
Built-in circuit with internal feedback resistor (a ceramic or a quartz-
crystal oscillator)
2.7 to 4.5 V (at 2.2VCC–2.0 MHz oscillation frequency),
4.5 to 5.5 V (at 8 MHz oscillation frequency)
35 mW (at 8 MHz oscillation frequency)
5V
–5 to 10 mA (P0, P1, P2, P4 : CMOS tri-states)
–20 to 85°C
CMOS silicon gate
32-pin shrink plastic molded DIP
42-pin shrink plastic molded DIP
56-pin plastic molded QFP
42-pin ceramic DIP
6