Holtek Semiconductor HT48CA0-2
HT48CA0-2 is fully pin and functionally compatible with the OTP version HT48RA0-2 device. Each bit can be determined as NMOS output or Schmitt trigger input by software instructions.FEATURES
● Operating voltage: 2.0V~3.6V● Ten bidirectional I/O lines
● 4 Schmitt trigger input lines
● One carrier output (1/2 or 1/3 duty)
● On-chip crystal and RC oscillator
● Watchdog Timer
● 1K´14 program memory
● 32´8 data RAM
● HALT function and wake-up feature reduce power consumption
GENERAL DESCRIPTION
The HT48RA0-2/HT48CA0-2 are 8-bit high performance, RISC architecture microcontroller devices specifically designed for multiple I/O control product applications. The mask version● 62 powerful instructions
● Up to 1ms 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
● Low voltage reset function
● 20-pin SSOP package 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...