中文

Product description

Product model

Design & development

  • CMS80F253x

    Enhanced 1T 8051 Flash MCU, the fastest to support 48MHz peripheral operation, 24MHz core operation, is widely used in the Internet of things smart home, new energy, medical electronics, small household appliances, motors, industrial and commercial fields.


    Datasheet >

    CMS80F253x series MCUs are enhanced 1T 8051 Flash MCUs, which support 48MHz peripheral operation at the fastest, 24MHz core operation, working voltage 2.1V-5.5V, up to 30 GPIOs, built-in LED driver module, and 6 channels with dead zone control complementary PWM output, up to 30 channels of 12-bit ADC, 2 UARTs, UART1 can be arbitrarily mapped to I/O ports, 1 SPI, 1 I2C, industrial standard design.


    Features

    > Enhanced 1T 8051

    > Working voltage frequency: 2.1V-5.5V @Fsys=48MHz, Fcpu=24MHz

    > Working temperature: -40℃-105℃

    > Built-in 32KB Flash ROM (support BOOT function area, 0K/1K/2K/ 4K optional), 1KB Data Flash, 256B general RAM, 2KB general XRAM

    > Support 4 different oscillation modes

    > Up to 30 general-purpose GPIO (all support edge interrupt)

    > Up to 30 channels 12-bit ADC, built-in 1.2V reference

    voltage, Reference voltage optional 1.2V/2.0V/2.4V/3.0V/VDD

    > 5 16-bit timers

    > Built-in WDT timer

    > Built-in LSE timer, support sleep wake-up Function

    > Built-in LED driver (COM, SEG current optional )

    > 2 UART serial ports

    > 1 SPI

    > 1 I2C

    > 6-channel enhanced PWM, support independent and complementary mode, complementary mode dead zone delay

    > Built-in low voltage reset function (LVR): 1.8V/2.0V/2.5V /3.5V

    > Built-in low voltage detection function (LVD): 2.0V~4.3V 8-level optional

    > Buzzer BUZZER

    > 96bit unique ID (UID)

    > Package type: SOP28, LQFP32


  • 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
    CMS80F2538 SOP28 48 8051 -40~105 2.1~5.5 FLASH 32KB 256B+2KB 1KB / 26 / 5x16 Y 1 / 2 1 1 / / 6 1 12 26 / / / / / / /

    /

    22 ×4 21 ×5 20 ×6 18 ×8

    / / /
    CMS80F2539 LQFP32 48 8051 -40~105 2.1~5.5 FLASH 32KB 256B+2KB 1KB / 30 / 5x16 Y 1 / 2 1 1 / / 6 1 12 30 / / / / / / /

    /

    26 ×4 25 ×5 24 ×6 22 ×8

    / / /

  • Design & development

    Documentation
    Name Version Describe Download
    Application Notes for CMS 8051 Microcontroller V1.07

    Application Notes for CMS 8051 Microcontroller 

    Download >
    CMS80F253x reference manual V1.02

    CMS80F253x modules, chip registers, clocks, storage, performance indicators, packaging information, etc.

    Download >
    CMS80F253x data sheet V1.02

    CMS80F253x modules, chip feature, performance indicators, packaging information, etc.

    Download >
    CMS80F253x_DemoCode V1.5

    Contains the driver and sample program of the CMS80F253x_Demo chip module

    Download >
    8051 chip ADC model Application Note V1.01

    ADC model Application Note for CMS 8051 chip

    Download >
    8051MCU I2C Application Note V1.0.1

    Cmsemicon 8051MCU I2C Application Note


    Download >
    8051MCU LVD Application Note V1.0.0

    Cmsemicon 8051MCU LVD Application Note


    Download >
    8051MCU LSE Application Note V1.0.0

    Cmsemicon 8051MCU LSE Application Note


    Download >

    More

This site uses cookies. By using our site you agree to our privacy policy. By closing this banner, scrolling this page, clicking a link or continuing to browse otherwise,you agree to the use of cookies.