Si1147
Features
- Integrated infrared proximity detector
- Integrated UV index sensor
- Proximity detection adjustable from
- Industry's lowest power consumption under 1 cm to over 50 cm
- 1.71 to 3.6 V supply voltage
- Three independent LED drivers
- 9 µA average current (LED pulsed
- 15 current settings from 5.6 m A to
25.6 µs every 800 ms at 180 m A
360 m A for each LED driver plus 3 µA Si114x supply)
- 25.6 µs LED driver pulse width
- < 500 n A standby current
- 50 cm proximity range with single
- Internal and external wake support pulse (<3 klx)
- Built-in voltage supply monitor and
- 15 cm proximity range with single power-on reset controller pulse (>3 klx)
- 25.6 µs LED “on” time keeps total
- Operates at up to 128 klx (direct power consumption duty cycle low sunlight) without promising performance
- High reflectance sensitivity or noise immunity
< 1 µW/cm2
- I2C Serial munications
- High EMI immunity without shielded
- Up to 3.4 Mbps data rate packaging
-...
