HT48RA0-6 Datasheet, PDF (4/45 Pages) Holtek Semiconductor Inc – Remote Type 8-bit MCU

HT48RA0-6
Remote Type 8-bit MCU
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
• 1K×14 program memory
• 32×8 data memory
• One-level subroutine nesting
• 16 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/REMDRV)
• Build-in IR Driver (330mA@3.0V)
• Watchdog Timer
• Low voltage reset function
• Power-down and wake-up features reduce power consumption
• 14-bit table read instructions
• Up to 1μs instruction cycle with 4MHz system clock
• 63 powerful instructions
• All instructions executed in 1 or 2 machine cycles
• Bit manipulation instructions
• 16-pin NSOP and 20-pin SSOP packages
• HT48RA0-6B use in internal IR driver
General Description
The HT48RA0-6 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.
Rev. 1.20
4
March 24, 2016