HT46R74D-1 Datasheet (Holtek Semiconductor)

HT46R74D-1, Dual Slope A/D Type MCU

The HT46R74D-1 is an 8-bit high performance, RISC architecture microcontroller device specifically designed for A/D with LCD applications that interface directly to analog signals, such as those from sensors.

The advantages of low power consumption, I/O flexibility, timer functions, oscillator optio

HT46R74D-1 Features

* Operating voltage:

* Integrated RC or crystal oscillator

* Power-down and wake-up functions reduce power fSYS = 4MHz: 2.2V~5.5V fSYS = 8MHz: 3.3V~5.5V

* 10 bidirectional I/O lines and two ADC inputs

* Two external interrupts inputs shared with I/O lines

* One 8-bit and one