TM1668 PDF – LED Driver control IC ( Datasheet ) – Titan

Part Number: TM1668

Function: LED drive control circuit dedicated IC

Package: SOP24, SSOP24, SKDIP24, SDIP24 Type

Manufacturer: Shenzhen Titan Micro Electronics ( )


1 page
TM1668 image


TM1668 is a special circuit for LED (Light Emitting Diode Display) drive control with keyboard scan interface, which integrates MCU digital interface, data latch, LED high voltage drive, keyboard scan and other circuits. This product has excellent performance and reliable quality. Mainly used in display driver for VCR, VCD, DVD and home theater products. […]


1. Using power CMOS process
2. Display mode (10 segments x 7 digits)
3. Key scan (10×2bit)
4. Brightness adjustment circuit (8-level adjustable duty cycle)
5. Serial interface (CLK, STB, DIN, DOUT)
6. Oscillation mode: built-in RC oscillation (450KHz+5%)
7. Built-in power-on reset circuit

2 page

TM1668 Datasheet