HT48RA0-5 -- Remote Type 8-Bit OTP MCU

General Description
The HT48RA0-5 is 8-bit high performance, RISC architecture microcontroller device specifically designed for multiple I/O control product applications. The advantages of low power consumption, I/O flexibility, timer functions, 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:
fSYS=4MHz at VDD=2.0V~3.6V (LVR enabled)
fSYS=4MHz at VDD=1.8V~3.6V (LVR disabled)
Oscillator types:
External high frequency Crystal -- HXT
Internal high frequency RC -- HIRC
1Kx14 program memory
32x8 data RAM
One-level subroutine nesting
17 bidirectional I/O lines
Fully integrated internal 4095kHz oscillator requires no external components
One programmable carrier output - using 9-bit timer
Carrier output pin (REM)
Build-in IR Driver (350mA@3.0V)
Watchdog Timer
Low voltage reset function
Power-down and wake-up features reduce power consumption
14-bit table read instructions
Up to 1us instruction cycle with 4MHz system clock
62 powerful instructions
All instructions executed in 1 or 2 machine cycles
Bit manipulation instructions
HT48RA0-5 use in external IR driver
HT48RA0-5B use in internal IR driver
16-pin NSOP and 20-pin SSOP packages