Si115x Optical Sensor Common Specs
- Proximity detector
- Proximity detection adjustable from under 1 cm up to 200 cm
- Up to 3 independent LED drivers
- 30 current settings from 5.6 mA to 360 mA for each LED driver
- Operates in direct sunlight with optional on-die 940 nm passband filter (Si115x-09, Si1153-9x)
- Industry's lowest power consumption
- 1.62 to 3.6 V supply voltage
- 9 µA average current (LED pulsed 24.4 µs every 800 ms at 180 mA plus 3 µA Si115x supply)
- < 500 nA standby current
- 24.4 µs LED "on" time keeps total power consumption duty cycle low without compromising performance or noise community
- Internal and external wake support
- Built-in voltage supply monitor and power-on reset controller
- Ambient light sensor
- < 100 mlx resolution possible, allowing operation under dark glass
- Up to 128 klx dynamic range possible across two ADC range settings
- I²C serial communications
- Up to 400 kbps data rate
- Slave mode hardware address decoding
- Two package options
- 10-lead 2 x 2 x 0.65 mm QFN
- 10-lead 2.9 x 4.9 x 1.2 mm module with integrated 940 nm LED
- Temperature Range: – 40 to +85 °C
Find the Right Si115x Device
Select Columns
| Part Number | LEDs | LED Drivers | Ambient Light Sensor | Interface | Package Type | Package Size (mm) | Description | UV Index | Proximity |
|---|---|---|---|---|---|---|---|---|---|
| 0 | 1 | I2C | QFN10 | 2x2 | Optical sensor, 1 LED driver | 2D Gesture Sensing | |||
| 0 | 1 | I2C | QFN10 | 2x2 | Optical sensor, 1 LED driver, IR filter | 2D Gesture Sensing | |||
| 0 | 2 | I2C | QFN10 | 2x2 | Optical sensor, 2 LED drivers | 2D Gesture Sensing | |||
| 0 | 2 | I2C | QFN10 | 2x2 | Optical Sensor, 2 LED drivers, IR filter | 2D Gesture Sensing | |||
| 0 | 3 | I2C | QFN10 | 2x2 | Optical sensor, 3 LED drivers | 2D Gesture Sensing | |||
| 0 | 3 | I2C | QFN10 | 2x2 | Optical sensor, 3 LED drivers, IR filter | 2D Gesture Sensing | |||
| 1 | 3 | I2C | LGA Module | 2.9x4.9 | Optical sensor module, IR filter | 2D Gesture Sensing |
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Si1133/53 Multi-Use Evaluation Kit
The 115xOPT-EXP-EVB makes it easy to evaluate all of the basic optical sensor types that Silicon Labs supplies, including: Basic Proximity (Prox) and Ambient Light Sensing (ALS), Gestures, Ultraviolet (UV) light sensing, Long Range Proximity and Optimized Daylight Proximity.
Si1133/53 Multi-Use Evaluation Kit
The 115xOPT-EXP-EVB makes it easy to evaluate all of the basic optical sensor types that Silicon Labs supplies, including: Basic Proximity (Prox) and Ambient Light Sensing (ALS), Gestures, Ultraviolet (UV) light sensing, Long Range Proximity and Optimized Daylight Proximity.