MB90440G(2008) 데이터 시트보기 (PDF) - Fujitsu

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MB90440G
(Rev.:2008)

16-bit Proprietary Microcontroller

Fujitsu 

MB90440G Series

■ FEATURES

• Clock

Internal PLL clock multiplication circuit

Base oscillation divided into two or multiplied by one to four

Minimum execution time : 62.5 ns (4 MHz oscillation, PLL clock multiplication multiplier = 4, VCC = 5.0 V)

32 kHz subsystem clock

• Instruction set optimized for controller applications

Supported data types : bit, byte, word, and long-word types

Standard addressing modes : 23 types

Singed multiplication/division and extended RET1 instructions

32-bit accumulator enhancing high-precision operations

• Enhanced high level language (C) and multi-tasking support instructions

Use of a system stack pointer

Symmetrical instruction set and barrel shift instructions

• Program patch function (for two address pointers)

• Enhanced execution speed : 4 byte instruction queue

• Enhanced interrupt function : 8 priority levels programmable and 34 causes

• Automatic data transmission function independent of CPU operation

Extended intelligent I/O service function (EI2OS)

• Internal ROM size and type

FLASH ROM : 128 Kbytes

Internal RAM size : 6 Kbyte and 14 Kbyte (evaluation chip)

• FLASH ROM

Supports automatic programming function, Embedded Algorithm

Writing command/erase command/erase suspend and resume command

Algorithms completion flag

Hardwire reset vector to show the fixed boot code sector

Can be erased by each sector

Sector protection by external programming voltage

• Low-power consumption (stand-by) modes

Sleep mode (CPU operating clock stops)

Stop mode (Main oscillation stops)

CPU intermittent operation mode

Watch mode

Time-base timer mode

• General-purpose I/O ports : 81 ports

• Timers

Watchdog timer : 1 channel

8/16-bit PPG timer : 8/16-bit × 4 channels

16-bit reload timer : 2 channels

(Continued)

2

DS07-13716-3E

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