Holtek Semiconductor HT48R70
The HT48C10/48C30/48C50/48C70 are 8-bit high performance RISC-like microcontrollers, specifically designed for multiple I/O product applications. These devices are suitable for use in products such as remote controllers, fan/light controllers, washing machine controllers, scales, toys, and various subsystem controllers. They all contain a halt feature to reduce power consumption.| Part No. | HT48R70 |
|---|---|
| Datasheet | HT48R70 Download |
| Manufacturer |  Holtek Semiconductor |
| Description | 8-Bit Microcontroller Series |
| Buy | Stock & Price |
FEATURES
●●
●
●
●
●
● Operating voltage: 2.4V~5.2V Bidirectional I/O lines with a selection of 18, 22, 32 and 56 lines One interrupt input Programmable timer/event counters with overflow interrupts and a selection of one 8-bit counter, one 8-bit and one 16-bit counters, or two 16-bit counters On-chip crystal and RC oscillator Watchdog timer Program ROM with size selection of 1K×14, 2K×14, 4K×15 and 8K×16 bits
●
●
●
●
●
●
●
● Data RAM with size selection of 64×8, 96×8, 160×8 and 224×8 bits Halt function and wake-up feature to reduce power consumption 63 powerful instructions Up to 0.5µs instruction cycle with 8MHz system clock at VDD=5V All instructions in 1 or 2 machine cycles 14-bit/15-bit/16-bit table read instructions 2-level/4-level/8-level subroutine nesting Bit manipulation instructions
GENERAL DESCRIPTION
The major differences between these microcontrollers are attributed to variations in sizes of the ROM and RAM, as well as bit number, counter number, I/O line number, and different level subroutine nesting.
