General Description

The HT46R47-H is an 8-bit high performance, RISC architecture microcontroller devices specifically designed for A/D applications that interface directly to analog signals, such as those from sensors.

特性 Features

? Operating voltage:

fSYS=4MHz: VLVR~5.5V with LVR enabled

fSYS=8MHz: 3.3V~5.5V with LVR disabled

? 13 bidirectional I/O lines (max.)

? 1 interrupt input shared with an I/O line

? 8-bit programmable timer/event counter with overflow interrupt and 7-stage prescaler

? On-chip crystal and RC oscillator

? Watchdog Timer

? 2048 X 14 program memory

? 64 X 8 data memory RAM

? Supports PFD for sound generation

? HALT function and wake-up feature reduce power consumption

? Up to 0.5μs instruction cycle with 8MHz system clock at VDD=5V

? 6-level subroutine nesting

? 4 channels 9-bit resolution A/D converter

? 1 channel 8-bit PWM output shared with an I/O line

? Bit manipulation instruction

? 14-bit table read instruction

? 63 powerful instructions

? All instructions in one or two machine cycles

? Low voltage reset function

? 18-pin DIP/SOP package