APDS-9801 Avago Technologies US Inc., APDS-9801 Datasheet - Page 9

• Manufacturer Part Number: APDS-9801
• Description: INTEGRATED DIGITAL PS AND ALS
• Manufacturer: Avago Technologies US Inc.
• Type: Analog Ambient Light Sensor and Digital Proximity Sensorr

Specifications of APDS-9801

• Peak Wavelength: 940 nm
• Maximum Light Current: 83 uA
• Maximum Dark Current: 300 nA
• Maximum Rise Time: 1000 ns
• Maximum Fall Time: 300 ns
• Mounting Style: SMD/SMT
• Product: Integrated Ambient Light and Proximity Sensor
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant

Interval Delay & Control Register (2h)
Reset value: 0x00h
Interrupt Threshold Register (Low byte) (3h)
Reset value: 0x00h
Interrupt Threshold Register (High byte) (4h)
Reset value: 0x00h
9
FIELD
Start Measurement
LED Current Control
Interval Delay
FIELD
Interrupt threshold
Low byte
FIELD
Interrupt threshold
High byte
reserved
7
7
7
BIT
2:0
BIT
7:0
BIT
3:0
5
4:3
reserved
6
6
6
Measurement
Description
Write a “1” to this bit to enable measurement. By default this bit is ‘0’ , no measurement.
LED Current Control
00: 75 mA
01: 100 mA (default)
10: 125 mA
11: 150 mA
Set the delay between the burst pulses.
000: 5ms
001: 20 ms
010: 50 ms
011: 125 ms
100: 250 ms
101: 500 ms (default)
110: 1s
111: 2s
Description
Lower byte of 12 bits Interrupt threshold. The 12 bit interrupt threshold values are expressed
as 12 bits values spread across 2 registers (register address 3h & 4h).
Description
Upper 4 bits of 12 bits Interrupt threshold. The 12 bit interrupt threshold values are expressed
as 12 bits values spread across 2 registers (register address 3h & 4h).
Start
5
5
5
Interrupt threshold low byte
LED Current Control
4
4
4
3
3
3
Interrupt threshold low byte
2
2
2
Interval Delay
1
1
1
0
0
0