Industry’s Lowest-Power
Ambient Light Sensor with ADC
Typical Operating Characteristics (continued)
(V CC = 1.8V, default power upsetting; unless otherwise noted.)
3.5
SUPPLY CURRENT vs. LUX READING
350
LIGHT SENSITIVITY vs. LUX LEVEL
120
SDA, INT OUTPUT LOW VOLTAGE
vs. SINK CURRENT
3.0
300
FLUORESCENT
LAMP
110
100
2.5
2.0
250
200
90
80
70
SDA
1.5
1.0
0.5
SUNLIGHT
150
100
50
INCANDESCENT
LAMP
60
50
40
30
20
10
INT
0
100
1k
10k
100k
0
0
50
100
150
200
250
300
0
0
1
2
3
4
5
6
7
8
9
10
LUX READING (LUX)
REFERENCE METER READING (LUX)
I SINK (mA)
Pin Configuration
TOP VIEW
SDA
6
+
1
V CC
SCL
5
MAX9635
2
GND
INT
4
EP
3
A0
OTDFN
(2mm x 2mm)
Pin Description
PIN
1
2
3
4
5
6
NAME
V CC
GND
A0
INT
SCL
SDA
EP
FUNCTION
Power Supply
Ground
Address Select. Pull high to select address 0x96 or low to select address 0x94.
Interrupt Output. Use an external pullup resistor.
I 2 C Clock Bus
I 2 C Data Bus
Exposed Pad. Connect EP to ground.
5
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