TM1640 Datasheet PDF – LED Driver Control Circuit – Titan

Part Number: TM1640

Function: LED (Light Emitting Diode Display) driver control circuit

Manufacturer: Titan Micro Electronics ( )

Package: SOP 28 Pin Type

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TM1640 image


TM1640 is a LED (Light Emitting Diode Display) drive control circuit integrating MCU digital interface, digital latch, LED high voltage drive circuit, etc. The product has excellent performance and reliable quality, and is mainly applied in display drive for electronic scales and other small home appliances. In addition, it adopts the SOP28 packaging mode.


TM1640 datasheet pinout


1. Power CMOS technique
2. Display mode (8 sections × 16 bits) supports common cathode digital tube output
3.  Brightness adjusting circuit (duty cycle adjustable among 8 levels)
4.  Dual-line serial interface (CLK, DIN)
5.  Mode of oscillation: built-in RC oscillation (450KHz+5%)
6.  Built-in power-on reset circuit
7.  Built-in auto blanking circuit

TM1640 Datasheet PDF