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7544 - SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER

Description

The 7544 Group is the 8-bit microcomputer based on the 740 family core technology.

The 7544 Group has a serial I/O, 8-bit timers, a 16-bit timer, and an A-D converter, and is useful for control of home electric appliances and office automation equipment.

Features

  • Basic machine-language instructions 71.
  • The minimum instruction execution time 0.25 µs (at 8 MHz oscillation frequency, double-speed mode for the shortest instruction).
  • Memory size ROM 8 K bytes RAM 256 bytes.
  • Programmable I/O ports 25.
  • Interrupts 12.

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Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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PRELIMINARYNSootimcee: pTahriasmisentroict alimfinitsalasrpeescuifbicjeactitotno. change. MITSUBISHI MICROCOMPUTERS 7544 Group SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER DESCRIPTION The 7544 Group is the 8-bit microcomputer based on the 740 family core technology. The 7544 Group has a serial I/O, 8-bit timers, a 16-bit timer, and an A-D converter, and is useful for control of home electric appliances and office automation equipment. FEATURES • Basic machine-language instructions ...................................... 71 • The minimum instruction execution time ......................... 0.25 µs (at 8 MHz oscillation frequency, double-speed mode for the shortest instruction) • Memory size ROM ......................................................... 8 K bytes RAM ................................