The SI1120-A-GM is an ambient light sensor integrated circuit (IC) designed for detecting and measuring ambient light levels. It is commonly used in electronic devices that require automatic adjustment of display brightness based on the surrounding lighting conditions. The SI1120-A-GM operates on a voltage supply range of 2.2V to 3.7V, making it compatible with a variety of power sources. It provides analog, PWM, and SPI output types for flexible integration with different microcontrollers and systems. With a temperature range of -40°C to 85°C, the SI1120-A-GM can operate in extreme environmental conditions. This IC comes in an 8-VFDFN exposed pad package, which offers convenient surface mount installation. Although it is not recommended for new designs, the SI1120-A-GM remains a reliable choice for ambient light sensing applications.