TM1638 is a LED (light-emitting diode display) driver control circuit with a keyboard scan interface, the internal set Into a MCU digital interface, data latch, LED high-voltage driver, keyboard scanning circuit.
Power CMOS process?Display mode 10 segments × 8 digits?Key scan (8 × 3bit).
Brightness adjustment circuit (adjustable duty cycle 8)?Serial Interface (CLK, STB, DIO).
Oscillation method: RC oscillation (450KHz + 5%)?Built-in power-on reset circuit?Available in SOP28 package.
Mainly used in refrigerators, air conditioners, home theater products such as high-segment display driver.