TM1637 4-Digit 7-Segment Display Module

About this product

4-digit 7-segment LED display module driven by the TM1637 chip over a 2-wire serial interface (CLK and DIO), with a center colon and adjustable brightness. Suited for clocks, counters, and sensor readouts with Arduino, ESP32, and Raspberry Pi.

Ultrasonic, IR, temperature, humidity, motion, current, camera and RF sensor modules - plus relay, logic-level and breakout boards for prototyping and production.

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Specifications

Driver IC

TM1637

Display

4-digit 7-segment LED with colon

Interface

2-wire serial (CLK, DIO), not I2C

Brightness

Adjustable (8 levels)

Operating Voltage

3.3-5V DC

Pins

4 (CLK, DIO, VCC, GND)