HT48CA3 Datasheet (Holtek Semiconductor Inc)

HT48CA3, 8-Bit Remote Type MCU

The HT48CA3 is an 8-bit high performance, RISC architecture microcontroller device specifically designed for multiple I/O control product applications.

The data ROM can be used to store remote control codes.

This device is the mask version which is fully pin and functionally compatible with the OTP

HT48CA3 Features

* Operating voltage: 2.2V~3.6V

* 23 bidirectional I/O lines (max.)

* 1 interrupt input shared with an I/O line

* 8-bit programmable timer/event counter with overflow

* PFD supported

* HALT function and wake-up feature reduce power consumption

* 8-level subroutine nesting