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Product description

Product model

Design & development

  • CMS89FT73x

    Touch chip, clocked at 16MHz, 8K Flash, 256Bytes RAM, 320Bytes Touch RAM, built-in touch module, no need for external touch capacitors.


    Datasheet >

    CMS89FT73x is a Cmsemicon touch chip, clocked at 16MHz, 8K Flash, 256Bytes RAM, 320Bytes Touch RAM, built-in touch module, no external touch capacitors, maximum support for 16 touch buttons, easy to pass CS dynamic 10V, built-in 32÷16 hardware divider, up to 24 channels of high-precision 12-bit ADC, built-in high-precision 1.2V voltage reference, support 2 UART and IIC, SPI communication interfaces, support two-channel capture, comparison, PWM module (CCP), support LED drive module, COM port The maximum current drive capacity can reach 150mA, built-in 1/2 Bias LCD drive, COM port drive current is optional, high EFT, ESD performance, package form SOP20, SOP28.


    Features

    > Built-in touch module

    -support up to 16 touch buttons

    -no need for external touch capacitors

    > Built-in LED driver module

    can support up to 11 segments of 8-bit

    COM port with high current drive capability, up to 150mA

    SEG port current can be flexibly configured to 2~30mA

    > Built-in LCD 1/2 Bias COM driver module

    can support up to 8COM

    COM port drive current optional

    > 8-bit RISC core

     Flash: 8Kx16 General

    RAM: 256x8

    Touch dedicated RAM: 320x8

    > Operating voltage range:

    3.3V-5.5V@16MHz

    2.5V -5.5V@8MHz

    > Operating temperature range: -40℃-85℃

    > 8-level stack buffer

    > Simple and practical instruction system (68 instructions)

    > Look-up table function

    > Built-in WDT timer

    > Built-in low voltage detection circuit

    > Interrupt Source

    3 timer interrupts

    RB port level change interrupts

    other peripheral interrupts

    > Built-in 32÷16 hardware divider

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

    > Capture, compare and PWM module (CCP)

    > Built-in 2-channel USART communication module support synchronous master-slave mode and asynchronous full-duplex mode USART0 can be configured in RB4/RB3 or RC6/RC7

    > 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℃~25℃


  • 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
    CMS89FT736 SOP20 16 RISC -40~85 2.5 - 5.5 EEPROM 8K×16 256B+320B / / 18 / 1x16,2x8 Y / / 2 1 1 / / 2 1 12 16 / / / / / /

    /

    /

    11 / /
    CMS89FT738 SOP28 16 RISC -40~85 2.5 - 5.5 EEPROM 8K×16 256B+320B / / 26 / 1x16,2x8 Y / / 2 1 1 / / 2 1 12 24 / / / / / /

    1/2biasx8com

    11segx8com

    16 / /

  • Design & development

    Documentation
    Name Version Describe Download
    CMS89FT73x user manual V1.3

    CMS89FT73x modules, chip registers, clocks, storage, etc.

    Download >
    CMS89F73x touch demo development board program V1.0.0

    Touch demo development board program

    Download >

    More

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