https://www.renesas.com/en/products/isl24837?tab=documentation
ISL24837 - 8-Channel Programmable I2C TFT-LCD Reference Voltage Generator | Renesas
Reference voltage generator with band gap trimmed reference, 4-Channel reference voltages, 1-Channel op-amp and digitally-controlled VCOM Calibrator.
tft lcdchannelprogrammable