The TLC69638-Q1 is a highly integrated 48-channel constant-current sink LED driver designed for automotive local dimming backlight applications. It features 16-bit individual pixel-level PWM control, 7-bit analog dot correction for peak current control, and an integrated 33MHz oscillator. The device supports high-speed SPI communication up to 17Mbps and is designed for functional safety applications with features like adaptive headroom voltage control and advanced diagnostics for LEDs and the driver itself.
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| Number of Channels | 48channels |
| Maximum Output Current | 100mA |
| Input Voltage (Min) | 3V |
| Input Voltage (Max) | 5.5V |
| Maximum Output Voltage | 16V |
| Operating Temperature Range | -40 to 125°C |
| PWM Resolution | 16bits |
| Communication Interface | Serial Peripheral Interface (SPI) |
| Data Rate | 17Mbps |
| Automotive Qualification | AEC-Q100 qualified |
| Functional Safety | Functional Safety-Compliant (ASIL B targeted) |
| RoHS | Yes |
| REACH | Yes |
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