HT46R068B 查看數據表（PDF） - Holtek Semiconductor

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HT46R068B

Enhanced A/D Type 8-bit OTP MCU

Holtek Semiconductor 

HT46R068B/HT46R069B

Enhanced A/D Type 8-bit OTP MCU

Features

CPU Features

• Operating voltage:

fSYS= 4MHz: 2.2V~5.5V

fSYS=8MHz: 3.0V~5.5V

fSYS=12MHz: 4.5V~5.5V

• Up to 0.33μs instruction cycle with 12MHz system clock at VDD= 5V

• Idle/Sleep mode and wake-up functions to reduce power consumption

• Oscillator types:

External high frequency Crystal – HXT

External RC – ERC

Internal RC – HIRC

External low frequency crystal – LXT

• Four operational modes: Normal, Slow, Idle, Sleep

• Fully integrated internal 4MHz, 8MHz and 12MHz oscillator requires no external components

• Watchdog Timer function

• LIRC oscillator function for watchdog timer

• All instructions executed in one or two instruction cycles

• Table read instructions

• 63 powerful instructions

• Up to 8-level subroutine nesting

• Bit manipulation instruction

• Low voltage reset function

• Low voltage detect function

• Wide range of available package types

Peripheral Features

• Up to 62 bidirectional I/O lines

• Up to 16 channel 12-bit ADC

• Up to 4 channel 8-bit PWM

• Single channel 12-bit DAC

• Serial Interfaces Module with Dual SPI and I2C interfaces

• Single Serial SPI Interface

• Software controlled 4-SCOM lines LCD COM driver with 1/2 bias

• External interrupt input shared with an I/O line

• Two 8-bit programmable Timer/Event Counter with overflow interrupt and prescaler

• Single 16-bit programmable Timer/Event Counter with overflow interrupt

• Time-Base function

• Programmable Frequency Divider – PFD

Rev. 1.10

6

May 02, 2012

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