APDS-9801 Avago Technologies US Inc., APDS-9801 Datasheet - Page 8

• 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

Shutdown Register (0h)
Reset value: 0x0h
Pulse_Freq Register (1h)
Reset value: 0x96h
8
FIELD
Shutdown
FIELD
Pulse count
Duty cycle
Pulse frequency 1:0
7
7
BIT
0
BIT
7:5
3:2
Pulse count
Description
0 for shutdown, oscillator and analog block all turn off
1 for turn on, measurement triggered by “start measurement” bit of interval delay/control register
Description
Set the number of pulses for each burst.
000: 4 pulses
001: 8 pulses
010: 12 pulses
011: 16 pulses
100: 20 pulses (default)
101: 24 pulses
110: 28 pulses
111: 32 pulses
Set the duty cycle of the burst pulse.
00: 12.5%
01: 25.0% (default)
10: 37.5%
11: 50.0%
Set the period for the burst pulse.
00: None
01: 50 kHz
10: 100 kHz (default)
11: 200 kHz
6
6
5
5
reserved
4
4
3
3
Duty cycle
2
2
1
1
Pulse frequency
shutdown
0
0