TMP47C220AF

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 : 1.9s (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