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Product Descriptions

HC89F0431/0421 is an enhanced 8 bit microcontroller with high frequency and low power consumption CMOS process. 16K bytes flash program memory, 256 bytes IRAM and 256 bytes XRAM, 18 bi-directional I/O, five 16-bit Timer/counters, 3 groups 12 bits complementary PWM with dead-time control, one 8bits PWM, 2 UART, 1 SPI, 16 external interrupts, 8+2 channels 12 bits ADC, 4 system work modes (normal, low frequency, power-down, idle) and 16 interrupt sources.

Product Features

? CPU

? Enhanced 1T 8051 core

? ROM

? 16K bytes flash

? Support IAP and ICP operation

? Flexible code protection mode

? RAM

? 256 bytes IRAM

? 256 bytes XRAM

? Clock

? Internal high precision (±1 percent) 32MHz RC

? Internal 44 KHz RC

? External high frequency oscillator 4MHz-24MHz

? External low frequency oscillator 32.768KHz

? Multiple clock output

? RESET

? Power on reset (POR)

? Multistep low voltage reset (BOR) 4.2/3.9/3.6/3.0/2.6/2.4/2.0/1.8V

? Watchdog Timer reset

? Software reset

? Stack overflow reset

? External pin low voltage reset

? External pin voltage (1.2V) detection reset

? I/O

? 18 bi-directional IO

? Multiple modes configurable: input,pull-up input, pull-down input, Schmitt input, analog input, strong push pull output, open drain output, open drain output with pull-up,

? Peripheral function Ports total mapping module

Specifications

Actual product photos

Payment&Transportation

Official Certificate&Certificate

Multiple product supply

Company office environment

Warehouse Real Shot

Standard packaging

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