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SFH7779 Datasheet(PDF) 2 Page - OSRAM GmbH

Part # SFH7779
Description  Ambient Light and Proximity Sensor with Integrated 940nm IR Emitter
PDF  35 Pages
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Manufacturer  OSRAM [OSRAM GmbH]
Direct Link  http://www.osram.com
Logo OSRAM - OSRAM GmbH

SFH7779 Datasheet(HTML) 2 Page - OSRAM GmbH

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2016-04-25
2
Version 1.2
SFH 7779
Application diagram
• Bypass capacitors for VDD and VLED are required for proper operation of the device.
• Proposed size for the pull-up resistors Rp1, Rp2 and Rp3 are 10kOhm
Pin description
Pin
Name
Function
1V
DD
Power supply pin
2
SCL
I²C bus serial clock pin
3
GND
Ground pin
4
LED_A
Anode of the LED
5
LED_C
Cathode of the LED
6
LDR
LED driver pin
7
INT
Interrupt pin; open drain output; configured via I²C bus
8
SDA
I²C bus serial data pin
100 nF
4.7 uF
100 nF
1.0 uF
Phone
Battery
Rp1 Rp2
Rp3
Voltage
Regulator
SDA
SCL
INT
VDD
LED_C LED_A
GND
LDR
V IO
SDA
SFH 7779
(1)
(2)
(3)
(4)
(8)
(7)
(6)
(5)
SCL
VLED
GND
GND
VDD
V INT, pullup
V INT



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