Datasheet Details
| Part number | HT48RA3 |
|---|---|
| Manufacturer | Holtek Semiconductor |
| File Size | 332.42 KB |
| Description | (HT48RA3 / HT48CA3) 8-Bit Remote Type OTP MCU |
| Datasheet |
 HT48RA3 Datasheet
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General Description
The HT48RA3/HT48CA3 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.
Key Features
- Operating voltage: 2.0V~5.5V.
- 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.
- Up to 1ms instruction cycle with 4MHz system clock at interrupt and 8-stage prescaler (TMR0).
- 16-bit programmable timer/event counter and over- VDD=3V.
- Bit manipulation instruction.