HT48RA0A -- 8-Bit Remote Type MCU (Restricted Products)

General Description

The HT48RA0A is an 8-bit high performance, RISC architecture microcontroller device specifically designed for multiple I/O control product applications. This device is the OTP version which is fully pin and functionally compatible with mask version HT48CA0 device.

The advantages of low power consumption, I/O flexibility, timer functions, oscillator options, watchdog timer, HALT and wake-up functions, as well as low cost, enhance the versatility of this device to suit a wide range of application possibilities such as industrial control, consumer products, and particularly suitable for use in products such as infrared remote controllers and various subsystem controllers.

Features

  • Operating voltage: 2.2V~3.6V
  • Ten bidirectional I/O lines
  • Six Schmitt trigger input lines
  • One carrier output (1/2 or 1/3 duty)
  • On-chip crystal and RC oscillator
  • Watchdog Timer
  • 1Kx14 program EPROM
  • 32x8 data RAM
  • HALT function and wake-up feature reduce power consumption
  • 62 powerful instructions
  • Up to 1us instruction cycle with 4MHz system clock
  • All instructions in 1 or 2 machine cycles
  • 14-bit table read instructions
  • One-level subroutine nesting
  • Bit manipulation instructions
  • 20/24-pin SOP package

Technical Document

Other Information