HiLetgo TM1638 8 Bits Digital LED Tube Display Module with 8 LEDs 8 Button keys for AVR Arduino ARM-Fast Shipping

Description

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 processDisplay mode 10 segments × 8 digitsKey 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 circuitAvailable in SOP28 package.

Mainly used in refrigerators, air conditioners, home theater products such as high-segment display driver.