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Product description

Product model

Design & development

  • CMS89F12x

    CMS89F12x built-in 2 8-bit timers, provide 12-bit high precision ADC,support 18 channels ADC, built-in USART, 5 PWM modules with complementary output; support 8-level's LVD detect. Widely used in home appliances, kitchen and bathroom Electrical appliances, household appliances, personal care and other fields.


    Datasheet >

    The CMS89F12x series of microcontrollers are CMS independent 8-bit RISC core microcontrollers,  internal reference source can be 1.8~5.5V. providing 4Kx16ROM, 256x8 RAM, 32x16 Pro EE,ADC、PWM、USART、LVD and so on. Provide SOP16 and SOP20 package.


    Features

    > 8-bit RISC core

    > Operating voltage range:

       2.5V-5.5V@16MHz

       1.8V-5.5V@8MHz

    > Operating temperature range: -40℃ - +85℃

    > Flash: 4Kx16

    > General RAM: 256x8

    >Two 8-bit universal timers TIMER0, TIMER2

      TIMER2 can select external 32.768KHz oscillation

    >PWM module with complementary output

    5-way PWM, which can be set as 2-way complementary output

    RB0/RB1, RB3/RB4 can enable 70mA high current drive

    5-way PWM common cycle, independent duty cycle

    >Built in 1-way USART communication module, supporting synchronous master-slave mode and asynchronous full duplex mode

    >Interrupt source

    2 timed interrupts

    RB interface level change interrupt

    Other peripherals interrupt

    >Built in low-voltage detection circuit, internal reset voltage: 1.8V/2.1V/2.5V/3.0V

    >18 channel 12 bit A/D conversion (ADC)

    Built in high-precision 0.6V reference voltage

    ±1.5% @VDD=2.5 - 5.5V TA=25℃

    ±2% @VDD=2.5V - 5.5V TA=-40℃ - 85℃

    Optional internal reference source: 1.2V/2V/2.4V/3.0V

    >Built-in 32-byte program EEPROM

    >Built-in LVD module

    Support multiple voltage 2.2V/2.4V/2.7V/3.0V/3.3V/3.7V/4.0V/4.3V

    >Internal RC oscillation: design frequency 8MHz/16MHz

    >Package types: SOP16, SOP20.


  • 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
    CMS89F123 SOP16 16 RISC -40~85 1.8 - 5.5 EEPROM 4K*16 256B / 32B 14 / 2 Y 1 / 1 / / / / 5 1 12 14 / / / / / / /

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    CMS89F126 SOP20 16 RISC -40~85 1.8 - 5.5 EEPROM 4K*16 256B / 32B 18 / 2 Y 1 / 1 / / / / 5 1 12 18 / / / / / / /

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  • Design & development

    Documentation
    Name Version Describe Download
    CMS89F12x user manual V1.1

    CMS89F12x modules, chip registers, clocks, storage, etc.

    Download >
    CMS89F126_DemoCode V1.0

    Contains the driver and sample program of the CMS89F126_Demo chip module

    Download >
    CMS89F126_DemoCode_ASM V1.0

    Contains the assembly driver and sample program of the CMS89F126_Demo chip module

    Download >

    More

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