ISL29028A
Block Diagram
VD D
2
ALS PHOTODIODE
ARRAY
COMMAND
REGISTER
LIGHT DATA
PROCESS
ALS AND IR
DUAL CHANNEL
ADCs
DATA
REGISTER
1
ADDR0
IR PHOTODIODE
ARRAY
IREF
I 2 C
5
6
SCL
SDA
4
REXT
Pin Configuration
ISL29028A
FOSC
3
GND
INTERRUPT
IR DRIVER
Pin Descriptions
7
8
INT
IRDR
8 LD ODFN (2.0MMX2.1MMX0.7MM)
TOP VIEW
PIN
NUMBER
PIN
NAME
DESCRIPTION
ADDR0
1
8
IRDR
0
T.PAD
Thermal Pad (connect to GND or float)
VDD
GND
REXT
2
3
4
THERMAL
PAD
7
6
5
INT
SDA
SCL
1
2
3
ADDR0
VDD
GND
I 2 C address pin - pull high or low
(do not float)
Positive supply: 2.25V to 3.63V
Ground
*THERMAL PAD CAN BE CONNECTED TO GND OR
ELECTRICALLY ISOLATED
4
5
REXT
SCL
External resistor (499 k Ω ; 1%) connects this
pin to ground
I 2 C clock line The I 2 C bus lines can be pulled
6
SDA
I 2 C data line
from 1.7V to above V DD , 3.63V
max
7
8
INT
IRDR
Interrupt pin; Logic output
(open-drain) for interrupt
IR LED driver pin - current flows into
ISL29028A from LED cathode
Ordering Information
PACKAGE
ISL29028AIROZ-T7
PART NUMBER
(Notes 1, 2, 3)
TEMP. RANGE
(°C)
-40 to +85
Tape & Reel
(Pb-free)
8 Ld ODFN
PKG.
DWG. #
L8.2.1x2.0
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 device information page for ISL29028A . For more information on MSL, please see Technical Brief
2
FN7721.3
January 29, 2014
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