ISL29147_15 Datasheet, PDF (2/15 Pages) Intersil Corporation – Low Power Ambient Light and Proximity Sensor with Enhanced Infrared Rejection

Block Diagram
ALS PHOTODIODE
ARRAY
ISL29147
VDD
5
PHOTODIODE
AMPLIFIERS
(ALS AND IR)
IR PHOTODIODE
ARRAY
IREF
FOSC
DUAL CHANNEL
ADCs
7
GND
8
LED+
1
LED-
COMMAND
REGISTER
DATA
REGISTER
I²C
INTERRUPT
IR DRIVER
6 SCL
4
SDA
3
INT
2 IRDR
Pin Configuration
ISL29147
(8 LD 2.40x4 (mm) OPTICAL CO-PACKAGE)
TOP VIEW
LED- 1
IRDR 2
INT 3
SDA 4
8 LED+
7 GND
6 SCL
5 VDD
Pin Description
PIN#
1
2
3
4
5
6
7
8
NAME
LED-
IRDR
INT
SDA
VDD
SCL
GND
LED+
DESCRIPTION
Cathode of IR LED.
IR-LED Driver Sink - Connect to IR LED Cathode.
Active Low, Open-Drain Output.
I²C Serial Data Input/Output.
Positive supply: 2.25V to 3.63V.
I²C Serial Clock Input.
Ground.
Anode of IR LED.
Ordering Information
PART NUMBER
(Notes 1, 2, 3)
PART
MARKING
V_DD RANGE
(V)
TEMP RANGE
(°C)
PACKAGE
(RoHS Compliant)
PKG.
DWG. #
ISL29147IROMZ-T7
N/A
2.25 to 3.63
-40 to +85
8 Ld Optical Co-package
L8.2.40x4
ISL29147IROMZ-EVALZ
Evaluation Board
NOTES:
1. Please refer to TB347 for details on reel specifications.
2. These Intersil Pb-free plastic packaged products employ special Pb-free material sets; molding compounds/die attach materials and NiPdAu plate - e4
termination finish, which is RoHS compliant and compatible with both SnPb and Pb-free soldering operations. Intersil Pb-free products are MSL
classified at Pb-free peak reflow temperatures that meet or exceed the Pb-free requirements of IPC/JEDEC J STD-020.
3. For Moisture Sensitivity Level (MSL), please see product information page for ISL29147. For more information on MSL, please see tech brief TB363.
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FN8409.3
January 6, 2015