Si1141/42/43
Table 2. Performance Characteristics 1 (Continued)
Parameter
Symbol
Condition
Min
Typ
Max
Unit
LED1, LED2, LED3
I LEDx
V DD = 3.3 V, single drive
mA
Active Current
V LEDn = 1 V, PS_LEDn = 0001
V LEDn = 1 V, PS_LEDn = 0010
V LEDn = 1 V, PS_LEDn = 0011
V LEDn = 1 V, PS_LEDn = 0100
V LEDn = 1 V, PS_LEDn = 0101
V LEDn = 1 V, PS_LEDn = 0110
V LEDn = 1 V, PS_LEDn = 0111
V LEDn = 1 V, PS_LEDn = 1000
V LEDn = 1 V, PS_LEDn = 1001
V LEDn = 1 V, PS_LEDn = 1010
V LEDn = 1 V, PS_LEDn = 1011
V LEDn = 1 V, PS_LEDn = 1100
V LEDn = 1 V, PS_LEDn = 1101
V LEDn = 1 V, PS_LEDn = 1110
V LEDn = 1 V, PS_LEDn = 1111
3.5
13
5.6
11.2
22.4
45
67
90
112
135
157
180
202
224
269
314
359
7
29
Actively Measuring Time 4
Visible Photodiode
Single PS
ALS VIS + ALS IR
Two ALS plus three PS
Sunlight
155
285
660
0.282
μs
μs
μs
ADC
Response
ALS_VIS_ADC_GAIN=0
VIS_RANGE=0
counts/
lux
2500K incandescent bulb
0.319
ADC
ALS_VIS_ADC_GAIN=0
VIS_RANGE=0
counts/
lux
“Cool white” fluorescent
0.146
ADC
ALS_VIS_ADC_GAIN=0
VIS_RANGE=0
counts/
lux
Infrared LED (875 nm)
8.277
ADC
ALS_VIS_ADC_GAIN=0
VIS_RANGE=0
counts.
m 2 /W
Notes:
1. Unless specifically stated in "Conditions", electrical data assumes ambient light levels < 1 klx.
2. Proximity-detection performance may be degraded, especially when there is high optical crosstalk, if the LED supply
and voltage drop allow the driver to saturate and current regulation is lost.
3. Guaranteed by design and characterization.
4. Represents the time during which the device is drawing a current equal to I active for power estimation purposes.
Assumes default settings.
6
Rev. 1.3
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