SI1142-A10-GMR Silicon Laboratories Inc, SI1142-A10-GMR Datasheet - Page 63

• Manufacturer Part Number: SI1142-A10-GMR
• Description: SENS IR PROXIMITY AMB LT 8-ODFN
• Manufacturer: Silicon Laboratories Inc

Specifications of SI1142-A10-GMR

• Mfg Application Notes: Si114x Designer's Guide AppNote Si114x Overlay Considerations AppNote Si114x irLED Guide AppNote Si114x Control Panel Guide AppNote
• Output Type: Digital - I²C
• Sensor Type: Proximity, Infrared and Ambient Light
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 336-1969; SI1142-A10-GM

ALS_IR_ADC_GAIN @ 0x1E
Reset value = 0000 0000
ALS_IR_ADC_MISC @ 0x1F
Reset value = 0000 0000
Note: This parameter available for sequencer revisions A03 or later.
Note: This parameter is available for sequencer revisions A03 or later.
Name
Name
Type
Type
7:3
2:0
Bit
Bit
Bit
7:6
4:0
Bit
5
ALS_IR_ADC_GAIN[2:0] Increases the ADC integration time for IR Ambient measurements by a fac-
7
7
IR_RANGE When performing ALS-IR measurements, the ADC can be programmed to operate in
Reserved
Reserved
Reserved
Name
Name
6
6
high sensitivity operation or high signal range.
The high signal range is useful in operation under direct sunlight.
0: Normal Signal Range
1: High Signal Range (Gain divided by 14.5)
read-modify-write.
Write operations to this RAM parameter must preserve this bit-field value using
IR_RANGE
tor of (2 ^ ALS_IR_ADC_GAIN). The maximum gain is 128 (0x7).
For Example:
0x0: ADC Clock is divided by 1
0x4: ADC Clock is divided by 16
0x6: ADC Clock is divided by 64
RW
5
5
Rev. 1.1
4
4
Function
3
3
Function
R/W
2
2
ALS_IR_ADC_GAIN[2:0]
Si1141/42/43
R/W
1
1
R/W
0
0
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