ht82k73e Holtek Semiconductor Inc., ht82k73e Datasheet

ht82k73e

Manufacturer Part Number

ht82k73e

Description

2.4ghz Keyboard Tx 8-bit Otp Mcu

Manufacturer

Holtek Semiconductor Inc.

Datasheet

1.HT82K73E.pdf (49 pages)

Current page: 1 of 49
Download datasheet (403Kb)

Technical Document

Features

General Description

The device is an 8-bit high performance, RISC architec-

ture microcontroller devices specifically designed for

multiple I/O control product applications.

Block Diagram

Rev. 1.00

Tools Information

FAQs

Application Note

Operating voltage:

39 bidirectional I/O lines

Watchdog Timer function

Single 16-bit internal timer with overflow interrupt and

timer input

27MHz external crystal oscillator and 4MHz external

RC mode

Two bit to define micro-controller system clock

Built-in DC/DC to provide stable (2.8, 3.1, 3.4, 3.8,

4.1, 4.6V use OTP option) VDD with error 5%

SYS

HA0075E MCU Reset and Oscillator Circuits Application Note

= 27MHz: 2.0V~3.3V for crystal mode

= 4MHz: 2.0V~3.3V for external RC mode

/1, f

SYS

/4, f

SYS

/8, f

SYS

/16)

2.4GHz Keyboard TX 8-Bit OTP MCU

The advantages of low power consumption, I/O flexibil-

ity, timer functions, oscillator options, Power Down and

wake-up functions, Watchdog timer, motor driving, in-

dustrial control, consumer products, subsystem control-

lers, etc.

39 I/O bi-directional lines with pull-high options

Power down and wake-up functions to reduce power

consumption

4-level subroutine nesting

Bit manipulation instruction

Table read instructions

63 powerful instructions

All instructions executed in one or two machine cy-

cles

Low voltage reset function

48 SSOP package

HT82K73E

April 16, 2008

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