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M3885中文資料瑞薩數(shù)據(jù)手冊PDF規(guī)格書

M3885
廠商型號

M3885

功能描述

SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER

文件大小

1.58078 Mbytes

頁面數(shù)量

103

生產(chǎn)廠商 Renesas Technology Corp
企業(yè)簡稱

RENESAS瑞薩

中文名稱

瑞薩科技有限公司官網(wǎng)

原廠標識
數(shù)據(jù)手冊

下載地址一下載地址二到原廠下載

更新時間

2024-10-31 23:35:00

M3885規(guī)格書詳情

GENERAL DESCRIPTION

The 3885 group is the 8-bit microcomputer based on the 740 family core technology.

The 3885 group is designed for Keyboard Controller for the note book PC.

The multi-master I2C-bus interface can be added by option.

FEATURES

● Basic machine-language instructions ...................................... 71

● Minimum instruction execution time .................................. 0.5 μs

(at 8 MHz oscillation frequency)

● Memory size

ROM ................................................................. 32K to 60K bytes

RAM ............................................................... 1024 to 2048 bytes

● Programmable input/output ports ............................................ 72

● Software pull-up transistors ....................................................... 8

● Interrupts ................................................. 22 sources, 16 vectors

● Timers ............................................................................. 8-bit ? 4

● Watchdog timer ............................................................ 16-bit ? 1

● PWM output .................................................................. 14-bit ? 2

● Serial I/O....................... 8-bit ? 1(UART or Clock-synchronized)

● Multi-master I2C bus interface (option) ........................ 1 channel

● LPC interface .............................................................. 2 channels

● Serialized IRQ .................................................................. 3 factor

● A-D converter ............................................... 10-bit ? 8 channels

● D-A converter ................................................. 8-bit ? 2 channels

● Comparator circuit ...................................................... 8 channels

● Clock generating circuit ..................................... Built-in 2 circuits

(connect to external ceramic resonator or quartz-crystal oscillator)

● Power source voltage ................................................ 3.0 to 3.6 V

● Power dissipation

In high-speed mode ..........................................................20 mW

(at 8 MHz oscillation frequency, at 3.3 V power source voltage)

In low-speed mode ......................................................... 330 mW

(at 32 kHz oscillation frequency, at 3.3 V power source voltage)

● Operating temperature range.................................... –20 to 85°C

● Supply voltage ................................................. VCC = 3.3 ± 0.3V

● Program/Erase voltage ................................. VPP = 5.0 V ± 10

● Programming method ...................... Programming in unit of byte

● Erasing method

Parallel I/O mode

CPU reprogramming mode

● Program/Erase control by software command

● Number of times for programming/erasing ............................ 100

● Operating temperature range (at programming/erasing)

........................................................................Room temperature

產(chǎn)品屬性

  • 型號:

    M3885

  • 制造商:

    RENESAS

  • 制造商全稱:

    Renesas Technology Corp

  • 功能描述:

    SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER

供應商 型號 品牌 批號 封裝 庫存 備注 價格
MITSUMI
20+
QFP
20500
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QFP
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QFP
80000
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MITSUBIS
2138+
TQFP
8960
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RENESAS/瑞薩
22+
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100000
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RENESAS
14+
QFP
8713
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MITSUBISH
21+
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10000
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RENESAS/瑞薩
22+
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354000
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MIT
TQFP80
68500
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RENESAS
2016+
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6523
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詢價