| Part number | BL55021 |
|---|---|
| Datasheet | BL55021_SHANGHAIBELLING.pdf |
| File Size | 426.23 KB |
| Manufacturer | SHANGHAI BELLING |
| Description | LCD driver and control circuit |
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.. BL55021 LCD 驱动与控制电路 BL55021 BL55021 是一款通用型 TN/STN 液晶控制和驱动芯片， 具有 128 位显示单元的输出能 力， 适用于字符/图形/点阵式液晶屏幕。 BL55021 具有较宽的工作电压范围和环境条件， 同时还有适合各类微机系统的 3 或 4 线通讯接口。 特点 工作电压2.4~ 5.2V 内嵌256KHz RC 振荡器 可选1/2或1/3偏压和1/2 1/3 或1/4 的占空比 可外接32KHz晶片或256KHz频率源输入 内嵌时基发生器和看门狗定时器WDT.
See all SHANGHAI BELLING datasheets
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