SI1133-AA00-GM Silicon Labs

Si1133 Data Sheet 2 UV Index/Ambient Light Sensor IC with I C Interface KEY FEATURES 2 The Si1133 is a UV Index Sensor and Ambient Light Sensor with I C digital interface and High accuracy UV index sensor (0 to > 20 programmable-event interrupt output. This sensor IC includes dual 23-bit analog-to-digi- uV) tal converters, integrated high-sensitivity array of UV, visible and infrared photodiodes, Matches erythermal curve and digital signal processor. The Si1133 is provided in a 10-lead 2x2 mm DFN package Ambient light sensor and capable of operation from 1.62 to 3.6 V over the 40 to +85 C temperature range. <100 mlx resolution possible, allowing operation under dark glass Applications Up to 128 klx dynamic range possible Wearables across two ADC range settings Handsets Industrys lowest power consumption Display backlighting control 1.62 to 3.6 V supply voltage <500 nA standby current Consumer electronics Internal and external wake support Built-in voltage supply monitor and power-on reset controller silabs.com Smart. Connected. Energy-friendly. Rev. 0.91 Not Recommended for New DesignSi1133 Data Sheet Feature List 1. Feature List High accuracy UV index sensor Trimmable internal oscillator with typical 1% accuracy Matches erythermal curve I2C Serial communications Ambient light sensor Up to 3.4 Mbps data rate <100 mlx resolution possible, allowing operation under Slave mode hardware address decoding dark glass<100 mlx resolution possible, allowing operation Small package options under dark glass 10-lead 2 x 2 x 0.65 mm QFN Up to 128 klx dynamic range possible across two ADC Temperature Range: 40 to +85 C range settings Industrys lowest power consumption 1.62 to 3.6 V supply voltage <500 nA standby current Internal and external wake support Built-in voltage supply monitor and power-on reset control- ler silabs.com Smart. Connected. Energy-friendly. Rev. 0.91 1 Not Recommended for New Design