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    Product description

    Product model

    Design & development

    • CMS1620B

      Mainly used in segment and dot matrix LED display drive, integrated with MCU digital interface, data latch, LED drive, keyboard scanning and other circuits.


      Datasheet >

      LED panel display driver series dedicated chips are mainly used in segment and dot matrix LED display drivers. The MCU digital interface, data latch, LED driver, keyboard scanning and other circuits are integrated inside, and it has high ESD and EFT resistance. Mainly applicable to household appliances (smart water heaters, microwave ovens, washing machines, air conditioners, induction cookers), set-top boxes, electronic scales, smart meters and other digital tubes or LED display devices.

      Features

      > Adopt CMOS process

      > Support multiple segment/bit display modes

      > Support matrix buttons

      > Built-in brightness adjustment circuit

      > 2-wire or 3-wire serial interface

      > Built-in RC oscillator

      > Built-in power-on reset circuit

      > Built-in data latch circuit

      > Strong anti-interference ability


    • Product model

      Part Number Package Temp GPIO SPI LCD OSC Drive dot matrix Segment/Bit Button
      CMS1620B SOP20 -40~85 20 1

      6x7 / 9x4

      		 INTRC 42

      6x7 / 9x4

      		 6x1

    • Design & development

      Documentation
      Name Version Describe Download
      CMS1620B user manual V1.2.1

      CMS1620B modules, chip registers, clocks, storage, etc.

      		 Download >

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