LED面板显示驱动芯片

TM1620B 是一种带键盘扫描接口的LED（发光二极管显示器）驱动控制专用电路，内部集成有MCU 数字接口、数据锁存器、LED 高压驱动、键盘扫描等电路。本产品性能优良，质量可靠。 • 采用功率CMOS 工艺\n\n\n\n\t• 显示模式（6段×7位~9段×4位）\n\n\n\n\t• 按键（6×1Bit）\n\n\n\n\t• 辉度调节电路（占空比8 级可调）\n\n\n\n\t• 串行接口（CLK，STB，DIO）\n\n\n\n\t• 振荡方式：内置RC 振荡（450KHz+5%）\n\n\n\n\t• 内置上电复位电路\n\n\n\n\t• 封装形式：SOP20;

LED

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