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TM1651 Specifications

Detailed technical information and Application Scenarios

Product Details

PartNumberManufactorQuantityAvailability
TM1651TM11000Yes

TM1651 is a LED driver control circuit manufactured by TM (Tianma Microelectronics).

The TM1651 is a LED driver control circuit manufactured by TM (Tianma Microelectronics). Below are the key specifications, descriptions, and features:

Specifications:

  • Supply Voltage: 3.0V to 5.5V
  • Maximum Segment Current: 25mA per segment
  • Maximum Grid Current: 150mA per grid
  • Communication Interface: I²C bus (supports clock speeds up to 400kHz)
  • Operating Temperature Range: -40°C to +85°C
  • Package Type: SOP16

Descriptions:

  • The TM1651 is designed for driving 7-segment LED displays, dot-matrix LED displays, or individual LEDs.
  • It integrates a scan control circuit, key scanning, and brightness adjustment functions.
  • Supports up to 8 segments × 4 digits (or 8 × 8 matrix) in dynamic scanning mode.
  • Includes an internal oscillator, eliminating the need for an external clock.

Features:

  • LED Display Control: Supports 7-segment, 14-segment, or 16-segment LED displays.
  • Key Scanning: Built-in 8 × 4 key scanning matrix (supports interrupt output).
  • Brightness Adjustment: 8-level adjustable brightness control.
  • Low Power Consumption: Suitable for battery-powered applications.
  • Anti-Interference Design: Robust against power supply noise and EMI.

This information is strictly based on the manufacturer's datasheet.

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