Overview

4-bit microcontrollers specifically geared for remote control applications, mini home appliances, PC peripherals, battery chargers, etc.

Family Lineup

720 Family

4500/720

4-bit microcontrollers specifically geared for remote control applications, mini home appliances, PC peripherals, battery chargers, etc.

Group Flash (KB) RAM (KB) Pin Voltage (V) Max Freq (MHz) Features
4282 - - 20 - 1 -
4283 - - 20 - 1 -
4286 2 0.0625 20 - 4 -
4501 - - 20 - 2 -
4502 - - 24 - 2 -
4506 - - 20 - 2 -
4507 - - 24 - 2 -
4508 4 0.25 20 - 6 -
4509 4 0.25 24 - 6 -
4518 - - 32 - 2 -
4519 - - - - 2 -
4524 - - 64 - 2 -
4552 - - 48 - 1 -
4553 - - 48 - 1 -
4554 - - 64 - 2 -
4556 - - - - 1 -
4559 6 0.28 52 - 6 -
455A 8-12 0.5 52 - 6 -
4570 - - 36 - 2 -
4571 4-16 0.125 24 - 6 -
4583 - - - - 2 -
4584 - - - - 2 -