HT49CA1 Datasheet Remote Type 8-bit Mcu

Manufacturer: Holtek Semiconductor

Overview: HT49RA1/HT49CA1 Remote Type 8-Bit MCU with LCD.

This datasheet includes multiple variants, all published together in a single manufacturer document.

Datasheet Details

Operating voltage: 2.0V~3.6V.
12 bidirectional I/O lines, 8 input lines, 8 segment output, PC0 (input/output)/REM.
Two external interrupt inputs shared with an I/O line.
8-bit programmable Timer/Event Counter with overflow interrupt function.
Single 16-bit programmable timer/event counter with overflow interrupt function.
RC oscillator and 32768Hz crystal oscillator.
LCD driver with 33´2, 33´3 or 32´4 segments (C type only), 8 logical output option for SEG12~S.