Product description

Product model

Design & development

  • CMS79F73x

    CMS79F73x is a Cmsemicon enhanced flash memory 8-bit CMOS microcontroller with a working voltage of 2.0V~5.5V, providing 8Kx16 FLASH, 256x8 RAM, 128x8 Pro EE, built-in touch dedicated 400x8 RAM, and built-in touch button detection module.


    Datasheet >

    CMS79F73x MCU supports internal and external oscillation, internal RC supports 8/16MHz, external support 16MHz oscillation, built-in 2 8-bit timers and a 16-bit timer, built-in LED, LCD driver module, high-precision 12-bit ADC, with PWM , comparison and capture function, 2-channel USART communication interface, I2C and SPI communication module, provide SOP20, SOP28 package; widely used in touch-related home appliances, household appliances and other fields.


    Features

    > 8-bit CMOS MCU

    > FLASH: 8Kx16

    > General RAM: 256x8

    > Operating voltage range:

    2.6V-5.5V@16MHz

    2.0V-5.5V@8MHz

    > Operating temperature range: -40-85

    > 8-level stack buffer

    > Simple and practical instruction system (68 instructions)

    > Look-up table function

    > Support internal and external clocks

    > Built-in WDT timer

    > Built-in low-voltage detection circuit

    > Interrupt source

    > 3 timing interrupts

    > RB port level change interrupt

    > Other external Set interrupt

    > Timer

    > 8-bit timer TIMER0, TIMER2

    > 16-bit timer TIMER1

    > Built-in touch button detection module

    > Built-in LED, LCD driver module

    > Built-in 2 USART communication module

    > Built-in MSSP communication module (SPI/I2C)

    > Built-in 128-byte program EEPROM (can be rewritten 100,000 times)

    > Support capture, comparison and PWM functions

    > High-precision 12-bit ADC-Built-in high-precision 1.2V reference voltage

    -±1.5% @VDD=2.5V~5.5V TA=25

    -±2% @VDD=2.5V~5.5V TA=-40~85

    > Built-in LVD module

    -supports multiple voltage options

    -2.2V/2.4V/2.7V/3.0V/3.3V /3.7V/4.0V/4.3V

    > Package type: SOP20, SOP28


  • Product model

    Part Number Package Frequency (MHz) Core Temp Voltage Memory Type ROM RAM Data Flash EEPROM GPIO DMA Timer LSE WDT/WWDT RTC UART I²C SPI CAN LIN PWM/EPWM SAR-ADC SAR-ADC-bit SAR-ADC-ch SAR-ADC-speed(Msps) DAC DAC-bit OPA COMP PGA Driver LCD LED Touch Encryption Other Interface
    SAR-ADC-unitSAR-ADC-bitSAR-ADC-chSAR-ADC-speed(Msps)DAC-unitDAC-bit
    CMS79F736 SOP20 16 RISC -40~85 2.0~5.5 FLASH 8K×16 256B+240B / 128 18 8 3 3 1 / 2 1 1 1 1 2 1 12 18 / / / / /

    1/2 Bias×4com

    8seg×4com

    16 / /
    CMS79F738 SOP28 16 RISC -40~85 2.0~5.5 FLASH 8K×16 256B+240B / 128 26 / 3 / 1 / 2 1 1 / / 2 1 12 26 / / / / / / /

    1/2 Bias×8com

    11seg×8com

    16 / /

  • Design & development

Tel
+65-64633764
Address
#05-10, Connexis North
Singapore 138632
Email
general@Changitech.com

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