Many discussion around ambient, light sensor comparators, comparator, light sensing, and light sensor comparator are explained inside the datasheet. In this datasheet you can learn info like input, ambient light sensor, output, and ambient light.
The datasheet gives us information about light sensor, light, sensor, and thermal resistance. Here are chosen from the datasheet:
Efficient asynchronous boost converter for driving up to 6 white LEDs 2.7 V to 5.5 V input voltage range 128 programmable backlight LED current levels (30 mA maximum) Programmable backlight fade-in/fade-out times Programmable backlight dim and off times Ambient light sensing with autonomous backlight adjustment 3 auxiliary LED current sinks 64 programmable auxiliary LED current levels (14 mA maximum) Programmable auxiliary LED fade-in/fade-out times Programmable auxiliary LED on and off times (allows blinking) I2C-compatible serial interface Interrupt line for signaling an external processor (INT) Hard reset (RST) Current limit protection Thermal overload protection Available in small 4.0 mm × 4.0 mm, 24-lead LFCSP package
Additionally, the datasheet contains more around photosensor output, current, ambient light sensing, and temperature range.