APDS-9801 Avago Technologies US Inc., APDS-9801 Datasheet - Page 6

• 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

I
Start and Stop conditions
Data transfer on I2C-bus
A complete data transfer
S
Wr
Rd
A
P
Sr
6
SDA
SCL
SDA
SDA
SCL
2
SCL
C Definition
1
S
condition
repeated START
START
S
condition
START or
S or Sr
Start Condition
Write "0"
Write "1"
Acknowledge (0 for ACK or 1 for NACK)
Stop Condition
Repeated Start Condition
from Master to Slave
from Slave to Master
START condition
ADDRESS
1 – 7
Slave Address
S
MSB
1
7
R/W
8
2
ACK
9
interrupt within slave
7
byte complete,
Wr/Rd
acknowledgement
signal from slave
8
1
1 – 7
DATA
ACK
9
A
1
8
MSB
1
clock line held LOW while
interrupts are serviced
ACK
9
2
Data Byte
3 to 8
8
STOP condition
1 – 7
DATA
ACK
P
9
8
MSB
1
A
1
ACK
9
2
1
P
condition
STOP
3 to 8
P
signal from receiver
acknowledgement
ACK
9
repeated START
condition
STOP or
Sr or P
Sr
P