The TLC69637-Q1 is a highly integrated LED driver featuring 48 constant current sink channels, designed specifically for automotive display local dimming. It supports 16-bit individual pixel-level PWM control and 7-bit analog dot correction for peak current control. The device includes an integrated 33MHz oscillator to achieve high refresh rates and incorporates Adaptive Headroom Voltage Control (AHVC) to optimize system power efficiency. It is designed for daisy-chain configurations using a Serial Peripheral Interface (SPI) and includes extensive diagnostics for LEDs, current sinks, and communication integrity.
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Technical Specifications
Texas Instruments TLC69637-Q1 technical specifications.
General
| Number of Channels | 48count |
| Max Output Current | 100mA |
| Max Output Voltage | 16V |
| Supply Voltage (VCC) Range | 3.0 to 5.5V |
| PWM Resolution | 16bit |
| Dot Correction (DC) Resolution | 7bit |
| Communication Interface | SPI up to 17Mbps |
| Oscillator Frequency | 33MHz |
| Operating Ambient Temperature | -40 to 125Celsius |
Compliance
| Automotive Qualification | AEC-Q100 Grade 1 |
| Functional Safety | Functional Safety-Capable |
| RoHS | Compliant |
Datasheet
Texas Instruments TLC69637-Q1 Datasheet
Download the complete datasheet for Texas Instruments TLC69637-Q1 to view detailed technical specifications.
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