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The TLC6983RRFR is a Texas Instruments LED display driver designed for 48x16 common cathode matrix LED displays. It features 48 current source channels with adjustable output currents ranging from 0.2mA to 20mA. The device supports separate VCC and VR/G/B power supplies, both operating within a voltage range of 2.5V to 5.5V. Packaged in a 76-VQFN (9x9) case, it integrates ultra-low power consumption capabilities suitable for portable applications.
Verify the exact package marking and date code against the manufacturer's latest documentation. Confirm that the 76-VQFN pinout matches your PCB layout requirements. Ensure power supply rails adhere to the specified 2.5V to 5.5V limits for both VCC and VR/G/B domains to prevent device damage or malfunction.
Select this component when driving large common cathode LED matrices with independent color channel control is required. Consider the 76-VQFN package size constraints and thermal dissipation needs. Verify compatibility with existing microcontroller interfaces for data transmission and control signal generation.
This part belongs to the TLC6983 family of LED display drivers from Texas Instruments. It is specifically engineered for high-density LED matrix applications where individual pixel current control is necessary. The RRFR suffix indicates the specific tape-and-reel packaging variant.
Consult official Texas Instruments substitution guides for compatible alternatives. Verify electrical parameters and pin compatibility before replacing. No direct substitute part numbers are confirmed in public documentation.