General Description

The HT48CA6 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 remote controllers, toys and various subsystem controllers. A HALT feature is included to reduce power consumption.

Features

• Operating voltage: 1.8V~3.6V

• Ten bidirectional I/O lines

• Six Schmitt trigger input lines

• One carrier output, 1/2 or 1/3 duty with high sink current capability

• On-chip crystal and RC oscillator

• Watchdog Timer

• 1Kx14 program ROM

• 32x8 data RAM

• HALT function and wake-up feature reduce power consumption

• 62 powerful instructions

• Up to 1μs 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