HT48RA5 Overview
The HT48RA5/HT48CA5 are 8-bit high performance, RISC architecture microcontroller devices specifically designed for multiple I/O control product applications. The data ROM can be used to store remote control codes. The mask version HT48CA5 is fully pin and functionally patible with the OTP version HT48RA5 device.
HT48RA5 Key Features
- Operating voltage: 2.0V~5.5V
- 23 bidirectional I/O lines (max.)
- 1 interrupt input shared with an I/O line
- HALT function and wake-up feature reduce power
- 8-level subroutine nesting
- Up to 1ms instruction cycle with 4MHz system clock at
- 16-bit programmable timer/event counter and
- Bit manipulation instruction
- 16-bit table read instruction
- 63 powerful instructions