{"product_id":"tm-1637-4-digit-seven-segment-clock-module-arduino","title":"TM-1637 4-Digit Seven-Segment Clock Module for Arduino","description":"\n\u003ch2\u003eTM-1637 Four-Digit Seven-Segment Display Clock Module\u003c\/h2\u003e\n\u003cp\u003eBring your Arduino projects to life with this compact and versatile \u003cstrong\u003eTM-1637 4-Digit Seven-Segment Digital Tube Clock Module\u003c\/strong\u003e. Whether you're building a digital clock, a countdown timer, a scoreboard, or any display-driven microcontroller project, this module delivers clear, bright readouts with minimal wiring. It's a perfect companion for hobbyists, students, and engineers working with Arduino, Raspberry Pi, or other compatible development boards.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e4-Digit Seven-Segment Display:\u003c\/strong\u003e Shows numbers and basic characters with excellent visibility — ideal for clocks, timers, and counters.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTM-1637 Driver IC:\u003c\/strong\u003e A dedicated 2-wire serial interface chip that simplifies connections — only CLK and DIO pins needed, saving precious GPIO pins on your board.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eArduino Compatible:\u003c\/strong\u003e Works seamlessly with Arduino Uno, Nano, Mega, and other popular microcontroller development boards.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eColon Separator:\u003c\/strong\u003e Built-in colon between the middle two digits — perfect for displaying time in HH:MM format.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAdjustable Brightness:\u003c\/strong\u003e Eight programmable brightness levels accessible via software for flexible display settings.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompact \u0026amp; Lightweight:\u003c\/strong\u003e Small form factor makes it easy to integrate into enclosures, breadboards, or custom PCB layouts.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLow Power Consumption:\u003c\/strong\u003e Efficient design suitable for battery-powered and portable projects.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePlug-and-Play:\u003c\/strong\u003e Pre-soldered header pins allow for quick, secure connections to your development board.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDriver IC:\u003c\/strong\u003e TM-1637\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDisplay Type:\u003c\/strong\u003e 4-digit, 7-segment LED\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eInterface:\u003c\/strong\u003e 2-wire serial (CLK + DIO)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOperating Voltage:\u003c\/strong\u003e 3.3V – 5V DC\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrightness Levels:\u003c\/strong\u003e 8 (software adjustable)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eResolution:\u003c\/strong\u003e 4 digits\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompatible With:\u003c\/strong\u003e Arduino, Raspberry Pi, STM32, and other microcontrollers\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e Made in Mainland China\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat's in the Box\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e1 × TM-1637 Four-Digit Seven-Segment Digital Tube Clock Module\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWho Is This For?\u003c\/h3\u003e\n\u003cp\u003eThis module is a must-have for \u003cstrong\u003emakers, students, educators, and electronics enthusiasts\u003c\/strong\u003e who want to add a clean, readable numeric display to their microcontroller projects. From DIY digital clocks and lab timers to scoreboards and temperature displays — the TM-1637 module handles it all with ease.\u003c\/p\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.energystar.gov\/products\" target=\"_blank\" rel=\"noopener\"\u003eENERGY STAR product efficiency guidance\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: Is the TM-1637 seven-segment clock module compatible with Arduino Uno and Nano?\u003c\/h4\u003e\n\u003cp\u003eA: Yes! The TM-1637 4-digit seven-segment display module is fully compatible with Arduino Uno, Nano, Mega, and most other Arduino development boards, as well as Raspberry Pi and STM32 microcontrollers. Simply connect the CLK and DIO pins to any digital GPIO pins and use a TM-1637 library to get started quickly.\u003c\/p\u003e\n\u003ch4\u003eQ: How many wires do I need to connect this module to my microcontroller?\u003c\/h4\u003e\n\u003cp\u003eA: Only four wires are needed — VCC (power), GND (ground), CLK (clock), and DIO (data). The 2-wire serial protocol means you only use two GPIO pins on your Arduino, leaving more pins free for other sensors and components in your project.\u003c\/p\u003e\n\u003ch4\u003eQ: Can I control the brightness of the display?\u003c\/h4\u003e\n\u003cp\u003eA: Absolutely. The TM-1637 driver IC supports 8 levels of brightness that can be adjusted programmatically through your microcontroller's code, giving you full control over how bright or dim the display appears in your project.\u003c\/p\u003e\n\u003ch4\u003eQ: What kind of projects can I build with this display module?\u003c\/h4\u003e\n\u003cp\u003eA: The TM-1637 clock module is ideal for digital clocks, countdown timers, stopwatches, scoreboards, temperature\/humidity displays, lab equipment readouts, and any other project requiring a clear 4-digit numeric output.\u003c\/p\u003e\n\u003c!-- production-packaging-notice --\u003e\n\u003ch3\u003eProduction \u0026amp; Packaging Notice\u003c\/h3\u003e\n\u003cp\u003eTo maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"Is the TM-1637 seven-segment clock module compatible with Arduino Uno and Nano?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes! The TM-1637 4-digit seven-segment display module is fully compatible with Arduino Uno, Nano, Mega, and most other Arduino development boards, as well as Raspberry Pi and STM32 microcontrollers. 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