UPD65 Datasheet - NEC

UPD65 - 4-BIT SINGLE-CHIP MICROCONTROLLER

Equipped with low-voltage 2.0 V operation, a carrier generation circuit for infrared remote control transmission, a standby release function through key entry, and a programmable timer, the µPD64A and 65 are suitable for infrared remote control transmitters.

For the µPD64A and 65, we have made avail

UPD65 Features

* Program memory (ROM)

* µPD64A : 1002 × 10 bits

* µPD65 : 2026 × 10 bits

* Data memory (RAM)

* 9-bit programmable timer

* Command execution time

* Stack level

* I/O pins (KI/O)

* Input pins (KI)

* Sense input pin (S0, S