Si1143-A10-GM Silicon Laboratories Inc, Si1143-A10-GM Datasheet - Page 61

• Manufacturer Part Number: Si1143-A10-GM
• Description: Proximity Sensors IC INTERFACE
• Manufacturer: Silicon Laboratories Inc

Specifications of Si1143-A10-GM

• Maximum Operating Temperature: + 85 C
• Supply Voltage: 3.3 V
• Supply Current: 5.6 mA to 360 mA
• Operating Supply Voltage: 1.8 V to 3.6 V
• Mounting Style: SMD/SMT
• Minimum Operating Temperature: - 40 C
• Current Rating: 359 mA
• Voltage Rating: 4 V
• Sensing Distance: 1 m
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

ALS_HISTORY @ 0x19
Reset value = 0000 0011
ADC_OFFSET @ 0x1A
Reset value = 1000 0000
Name
Name
Type
7:0
Type
Bit
Bit
Bit
7:0
Bit
ADC_OFFSET[7:0] ADC_OFFSET is an 8-bit compressed value representing a 16-bit value added to all
ALS_HISTORY[7:0] ALS_HISTORY is a bit-field representing the number of consecutive samples
7
Name
7
Name
6
6
measurements. Since most measurements are relative measurements involving a
arithmetic subtraction and can result in a negative value. Since 0xFFFF is treated as
an overrange indicator, the ADC_OFFSET is added so that the values reported in
the I
For example:
0x60: Measurements have a 64-code offset
0x70: Measurements have a 128-code offset
0x80: Measurements have a 256-code offset
2
exceeding the threshold and hysteresis to change status.
For example:
0x03: Two consecutive samples
0x07: Three consecutive samples
0xFF: Eight consecutive samples
C register map are never confused with the 0xFFFF overrange indicator.
5
5
ADC_OFFSET[7:0]
ALS_HISTORY[7:0]
Rev. 1.1
4
4
RW
RW
Function
3
3
Function
2
2
Si1141/42/43
1
1
0
0
61