M37480M8-XXXFP 데이터 시트보기 (PDF) - Renesas Electronics

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M37480M8-XXXFP

8-BIT SINGLE-CHIP MICROCOMPUTER

Renesas Electronics 

HARDWARE

1.3 Performance Overviews

Table 1.3.2 Performance Overview of 7481 Group

Items

Performance

Number of Basic Instructions

71 (69 basic instructions of 740 Family and 2 Multiply and

Divide instructions)

Instruction Execution Time

0.5 µs (the minimum instructions at f(XIN) = 8 MHz)

Clock Input Oscillation Frequency

8 MHz (Max.)

M37481M2

4096 bytes

ROM M37481M4

8192 bytes

Memory

M37481M8/E8

16384 bytes

Size

M37481M2

128 bytes

RAM M37481M4

256 bytes

M37481M8/E8

448 bytes

P0

8 bits

Input/

Output

Ports

P1

I/O

P4

P5

P2

Input

P3

8 bits

4 bits

4 bits

8 bits

4 bits

Input/Output

Characteristics

Input/Output Voltage

Output Current

5V

–5 mA to 10 mA (P0, P1: CMOS 3-State Buffer)

10 mA (P4, P5: N-Channel open-drain)

Serial I/O

8 bits × 1

Timers

16-bit timer × 2

8-bit timer × 2

M37481M2

64 levels (Max.)

Subroutine Nesting M37481M4

96 levels (Max.)

M37481M8/E8

192 levels (Max.)

Interrupt Sources

5 external, 8 internal, and 1 software interrupt sources

A-D Converter

8-channel analog inputs

(Successive Comparison Conversion)

(alternative function of Port 2 pins)

Clock Generator

Built-in circuit with a feedback resistor; a ceramic resonator external

Watchdog Timer

Built-in circuit

Power Supply

2.7 V to 4.5 V (f(XIN) = (2.2 VCC–2) MHz)

4.5 V to 5.5 V (f(XIN) = 8 MHz)

Power Dissipation

35 mW (typical value at f(XIN) = 8 MHz)

Operating Temperature Range

–20 °C to 85 °C (–40 °C to 85 °C for Extended Operating

Temperature Range Version)

Device Structure

CMOS Silicon Gate

M37481Mx/E8-XXXSP

42-Pin Shrink Plastic DIP

M37481MxT/E8T-XXXSP

Package

M37481E8SS

42-Pin Shrink Ceramic DIP

M37481Mx/E8-XXXFP

44-Pin Plastic QFP

M37481MxT/E8T-XXXFP

7480 Group and 7481 Group User's Manual

1-7

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