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Product description

Product model

Design & development

  • CMS8S3660

    Enhanced 1T 8051, 8KB Flash, 24MHz main frequency. The CMS8S3660 series MCU has the characteristics of low power consumption, low pins, and convenient development. It is widely used in battery-powered consumer products, such as earphone storage boxes, pet feeding devices, pan-tilts, etc.


    Datasheet >

    CMS8S3660 is an enhanced Flash MCU with 1T 8051 core, operating voltage 2.1V-4.5V, main frequency up to 24MHz, I/O up to 14, ADC, PWM, 2 UARTs, 1 I2C.


    Features

    > 1T enhanced 8051 core, about 8 times faster than 80C51

    > Operating frequency: 24MHz

    > Operating voltage: 2.1-4.5V

    > Operating temperature: -40℃-105℃

    > 8KB Flash, 256 Bytes SRAM, 512 Bytes XRAM, 1K Bytes Data Flash

    > Up to 18 GPIOs

    > Flexible configuration of system clock

    > Low power mode

    > 1.1mA @IDLE mode

    > 6uA @Sleep mode

    > Up to 5 general-purpose timers

    > 1 independent serial port baud rate generator BRT

    > 1 WDT timer, can wake up at regular time

    > Up to 6 channels of PWM output, PWM output port can be multi-portMapping

    > Up to 18 channels of high-precision 12Bit ADC, conversion rate 140Kps

    > 2 general UART, baud rate can be BRT timer generation, support 115K rate

    > 1 SPI interface

    > 1 I2C interface

    > Built-in low voltage reset LVR

    > 96BIT unique ID (UID)

    > Support IAP/ICP/ISP

    > Support serial debugging (SWD)

    > Package: SSOP16


  • 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 LCD LED Touch Encryption Other Interface
    SAR-ADC-unitSAR-ADC-bitSAR-ADC-chSAR-ADC-speed(Msps)DAC-unitDAC-bit
    CMS8S3660 SSOP16 24 8051 -40~105 2.1~5.5 FLASH 8KB 256B+0.5KB 1KB / 14 / 5x16 Y / / 1 1 / / / 6 1 12 14 / / / / / /

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  • Design & development

    Documentation
    Name Version Describe Download
    CMS8S3660 user manual V1.0.4

    CMS8S3660 modules, chip registers, clocks, storage, etc.

    Download >
    Application Notes for CMS 8051 Microcontroller V1.07

    Application Notes for CMS 8051 Microcontroller 

    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

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