7477 datasheet(8/48 Pages) RENESAS

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MITSUBISHI MICROCOMPUTERS

7477/ 7478 GROUP

SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER

FUNCTIONS OF 7477/7478 GROUP

Basic machine-language instructions

Instruction execution time

Clock input oscillation frequency

Memory size

Input/Output port

Serial I/O

Timers

A-D converter

Subroutine nesting

Interrupt

Clock generating circuit

Power source voltage

Power dissipation

Input/Output characters

Operating temperature range

Device structure

Package

M37477M2T, M37478M2T

M37477M4, M37478M4

M37477M8/E8, M37478M8/E8

Input/Output voltage

Output current

M37477M4/M8/E8-XXXSP,

M37477M2/M4/M8/E8TXXXSP

M37477M4/M8/E8-XXXFP,

M37477M2/M4/M8/E8TXXXFP

M37478M4/M8/E8-XXXSP,

M37478M2/M4/M8/E8TXXXSP

M37478M4/M8/E8-XXXFP,

M37478M2/M4/M8/E8TXXXFP

M37478E8SS

Functions

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 the 7477 group)

4-bit ! 2 (Port P5 is not included in the 7477 group)

4-bit ! 1 (2-bit ! 1 for the 7477 group)

8-bit ! 1

8-bit timer ! 4

8-bit ! 1 (8 channels) (8-bit ! 1 (4 channels) for the 7477 group)

64 (max.)

96 (max.)

192 (max.)

5 external interrupts, 7 internal interrupts, 1 software interrupt

Built-in circuit with internal feedback resistor (a ceramic or a quartz-

crystal oscillator)

2.7 to 4.5V (at 2.2VCC–2.0MHz oscillation frequency), 4.5 to 5.5V

(at 8MHz oscillation frequency)

35mW (at 8MHz oscillation frequency)

–5 to 10mA (P0, P1, P4 : CMOS tri-states)

–20 to 85°C (–40 to 85°C for extended operating temperature version)

CMOS silicon gate

32-pin shrink plastic molded DIP

32-pin plastic molded SOP

42-pin shrink plastic molded DIP

56-pin plastic molded QFP

42-pin ceramic DIP

ROM

RAM

ROM

RAM

(P)ROM

RAM

I/O

Input

I/O

Parameter

M37477M2T

M37478M2T

M37477M4

M37478M4

M37477M8/E8

M37478M8/E8

P0, P1

P3, P5

7477 Datasheet(PDF) 8 Page - Renesas Technology Corp

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