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TM1638 Key Display Module
Product Images shown are for illustrative purposes only and may differ from the actual Product. Due to differences in PCB manufacturers, colours, pin mappings, markings & packaging of products/PCBs may also differ from those shown above.

TM1638 key display module has 8 digit seven segment display, 8 keys & 8 LEDs. Using TM1638 Chip control everything using just 3 microcontroller pins. The advantage is only three IO ports will be occupied when it drives. Moreover the controller is not busy all the time as no scanning for seven segment display or even key scanning is not involved. It only need to read the relevant register to send display data or test button so it save MCU resources effectively.


  • Weight: 28g
  • Material: Glass fiber reinforced plastic PBT shell PA blades
  • How to connect: VCC GND 5V power supply STB CLK DIO SCM IO port.
  • Package included: 1 x LED display module 5 x Dupont line connectors

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TM1638 Key Display Module

If your required quantity is more than listed below, please ping us for lead time enquiry & to pre-order.
GST Invoice for Input Tax Credit.
  • Views: 4288
  • Product Code: TM1638
  • SKU: PL-43-922
  • Availability: 4
  • Rs. 306.80
  • Exclusive of GST: Rs. 260.00

For bulk & volume priced Corporate/B2B/Academic orders, please contact us for Estimate.

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