TMP47C220AF

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The 47C220A/420A are high Speed and high Performance 4-bit Single chip microcomputers based an the TLCS-47 CMOS series with LCD driver.

PART No ROM RAM
TMP47C220AF 2048 x 8•bit 192 x 4-bit


FEATURES

  • 4-bit Single chip microcomputer
  • Instruction execution time : 1.9μs (at 4.2MHz )
  • 89 basic instructions
  • Table look-up Instructions
  • Subroutine nesting : 15 levels max.
  • 6 interrupt sources (External : 2, Infernal : 4)
  • All sources haue independent latches each, and multiple interrupt control is available.
  • I/O Port (28 pins)
  • Input 2 Ports 5 pins
  • I/O 6 Ports 23 pins
  • Interval Timer
  • Two 12-bit Timer/Counters
  • Timer, event Counter, and pulse width measurement mode
  • Serial Interface with 4-Bit Buffer
  • External/infernal Glock, and leadiny/trailing edge steift mode
  • LCD driver
  • LCD direct drive is available (Max. 12-digit display at 1/4 duty LCD)
  • 1/4, 1/3, 1/2, duftes or static drive are programmably selectable.
  • Hold function
  • Battery/Capac+tor back-up
  • Real Time Emulator : 8M4721A + 8M4723A