HT48RA0A
8-Bit OTP IR Remote Controller
 Features

Operating voltage: 2.2V~3.6V

62 powerful instructions

Ten bidirectional I/O lines Up to 1us instruction cycle with 4MHz
Six schmitt trigger input lines --system clock
One carrier output (1/2 or 1/3 duty) All instructions in 1 or 2 machine cycles
On-chip crystal and RC oscillator 14-bit table read instructions
Watchdog Timer One-level subroutine nesting
1Kx14 program EPROM Bit manipulation instructions
HALT function and wake-up feature 20-pin/24-pin SOP package
---reduce power consumption 32x8 data RAM
 General Description
The HT48RA0A is an 8-bit high performance RISC-like microcontroller specifically designed for
multiple I/O product applications. The device is particularly suitable for use in products such as
infrared remote controllers and various subsystem controllers. A HALT feature is included to
reduce power consumption.