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32x4 LCD Controller Led Driver Chip HT1621B For I/O MCU HOLTEK

    Buy cheap 32x4 LCD Controller Led Driver Chip HT1621B For I/O MCU HOLTEK from wholesalers
     
    Buy cheap 32x4 LCD Controller Led Driver Chip HT1621B For I/O MCU HOLTEK from wholesalers
    • Buy cheap 32x4 LCD Controller Led Driver Chip HT1621B For I/O MCU HOLTEK from wholesalers

    32x4 LCD Controller Led Driver Chip HT1621B For I/O MCU HOLTEK

    Ask Lasest Price
    Brand Name : HOLTEK Original
    Model Number : HT1621B
    Certification : ROHS
    Price : Negotiate
    Payment Terms : T/T, Western Union, Paypal
    Supply Ability : 10000pcs
    Delivery Time : 1-3Days
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    32x4 LCD Controller Led Driver Chip HT1621B For I/O MCU HOLTEK

    HT1621B SSOP48 RAM Mapping 32x4 LCD Controller for I/O MCU HOLTEK


    Description


    The HT1621 is a 128 pattern (32x4), memory mapping, and multi-function LCD driver. The S/W configuration feature of the HT1621 makes it suitable for multiple LCD applications including LCD modules and display subsystems. Only three or four lines are required for the interface between the host controller and the HT1621. The HT1621 contains a power down command to reduce power consumption.


    Features


    Built-in 256kHz RC oscillator
    External 32.768kHz crystal or 256kHz frequency source input
    Selection of 1/2 or 1/3 bias, and selection of 1/2 or 1/3 or 1/4 duty LCD applications
    Internal time base frequency sources
    Two selectable buzzer frequencies (2kHz/4kHz)
    Power down command reduces power consumption
    Built-in time base generator and WDT
    Time base or WDT overflow output
    8 kinds of time base/WDT clock sources
    32x4 LCD driver
    Built-in 32x4 bit display RAM
    3-wire serial interface
    Internal LCD driving frequency source
    Software configuration feature
    Data mode and command mode instructions
    R/W address auto increment
    Three data accessing modes
    VLCD pin for adjusting LCD operating voltage
    HT1621: 44-pin LQFP package
    HT1621B: 48-pin SSOP/LQFP packages
    HT1621G: Gold bumped chip


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