HiLetgo TM1638 8 Bits Digital LED Tube Display Module with 8 LEDs 8 Button keys for AVR Arduino ARM
$6.49
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 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.
