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LC662108A - Four-Bit Single-Chip Microcontrollers

Key Features

  • and Functions.
  • On-chip ROM capacities of 4, 6, and 8 kilobytes, and an on-chip RAM capacity of 384 × 4 bits.
  • Fully supports the LC66000 Series common instruction set (128 instructions). (The special-purpose instructions for TM1 and SI/01 are disabled. ).
  • I/O ports: 24 pins.
  • DTMF generator This microcontroller incorporates a circuit that can generate two sine wave outputs, DTMF output.
  • 8-bit serial interface: one circuit.
  • Instruction cycle t.

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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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Ordering number : EN5996 CMOS IC LC662104A, 662106A, 662108A Four-Bit Single-Chip Microcontrollers with 4, 6, and 8 KB of On-Chip ROM Overview The LC662104A, LC662106A, and LC662108A are 4-bit CMOS microcontrollers that integrate on a single chip all the functions required in a special-purpose telephone controller, including ROM, RAM, I/O ports, a serial interface, a DTMF generator, timers, and interrupt functions. These microcontrollers are available in a 30-pin package. Features and Functions • On-chip ROM capacities of 4, 6, and 8 kilobytes, and an on-chip RAM capacity of 384 × 4 bits. • Fully supports the LC66000 Series common instruction set (128 instructions). (The special-purpose instructions for TM1 and SI/01 are disabled.