si1143 Silicon Laboratories, si1143 Datasheet - Page 2

• Manufacturer Part Number: si1143
• Description: Proximity/ambient Light Sensor With I 2c Interface
• Manufacturer: Silicon Laboratories

Selected Electrical Specifications
(T
Human Interface Products
Parameter
Supply Voltage
Operating Temperature
PS Operation under
Direct Sunlight (Edc)
I
Min. Detectable 
Reflectance Input
ALS Dynamic Range
ALS Linearity
Note: Connect any unused LED drivers to V
DO
SDA
SCL
A
Pin Assignments (Preliminary)
Si1143-A10-GM
INT
V
Part Number
DD
= –40 to +85 °C unless otherwise specified)
Standby Mode
Other products or brandnames mentioned herein are trademarks or registered trademarks of their respective holders.
1
2
3
4
QFN-10
9
8
7
6
Silicon Laboratories and Silicon Labs are trademarks of Silicon Laboratories Inc.
QFN-10
GND
LED1
LED3
LED2
Pkg
DD
.
–40 to +85 °C, V
Proximity/Ambient Light Sensor with I
Copyright © 2010 by Silicon Laboratories
100–1000 Lux
V
V
V
Conditions
10–100 Lux
3–10 Lux
DD
DD
DD
LED Drivers
= 3.3 V
= 3.3 V
= 3.3 V
3
DD
Product Family
to V
SS
Symbol
aaa
bbb
ddd
ccc
D
A
E
b
e
L
Range[<2.5 klx]
500 mm
10-Pin QFN Package
10m
Min
–40
1.8
0.55
0.20
0.30
—
—
—
—
—
—
Min
Millimeters
2.00 BSC
0.50 BSC
2.00 BSC
Range[>2.5 klx]
0.10
0.10
0.08
0.10
Typ
3.3
0.1
0.65
0.25
0.35
Typ
25
—
—
—
—
—
—
150 mm
Max
0.75
0.30
0.40
128k
Max
128
500
±10
±30
3.6
85
±5
1
2
C Interface
Supply Voltage
Si1143
1.8–3.6 V
µW/cm
Units
11.19.10
°C
klx
nA
%
%
%
lx
V
2