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TM1621 Specifications

Detailed technical information and Application Scenarios

Product Details

PartNumberManufactorQuantityAvailability
TM1621SK396Yes

TM1621 is an LED driver controller IC manufactured by SK (Shenzhen Sunmoon Microelectronics Co.

The TM1621 is an LED driver controller IC manufactured by SK (Shenzhen Sunmoon Microelectronics Co., Ltd.).

Specifications:

  • Supply Voltage: 3.0V–5.5V
  • LED Drive Outputs: 8 segments × 16 digits (128 LEDs max)
  • Communication Interface: Serial interface (CLK, STB, DIN)
  • Dimming Control: 8 levels of brightness adjustment
  • Operating Temperature: -40°C to +85°C
  • Package Options: SOP28, DIP28

Descriptions:

The TM1621 is a memory-mapped, multifunction LED driver control circuit with a built-in display RAM. It supports serial data input and is widely used in LED display applications such as industrial control panels, home appliances, and instrumentation.

Features:

  • High Drive Capability: Supports up to 128 LEDs (8 segments × 16 digits).
  • Low Power Consumption: Optimized for energy efficiency.
  • Built-in Display RAM: Stores display data internally.
  • Flexible Interface: Compatible with various MCUs via serial communication.
  • Adjustable Brightness: 8-level PWM dimming control.
  • Wide Voltage Range: Operates from 3.0V to 5.5V.

For detailed electrical characteristics and application circuits, refer to the official datasheet.

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