VEML7700
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Vishay Semiconductors
Rev. 1.0, 19-Nov-15
7
Document Number: 84286
For technical questions, contact: sensorstechsupport@vishay.com
THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT
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Command Code #2: Low Threshold Windows Setting
Command code address = 02h. Once enable INT function and use high / low windows threshold, bit 15:0 provides 16 bit register
for low bound threshold windows setting.
Command Code #3: reserved
Command Code #4: ALS High Resolution Output Data
Command code address = 04h. To access 16 bit high resolution ALS output, it is suitable to follow read protocol to read from
command code 04 16 bits register.
Command Code #5: White Channel Output Data
Command code address = 05h. To access 16 bit WHITE output, it is suitable to follow read protocol to read from command
code 05 16 bits register.
Command Code #6: Interrupt Status
Command code address = 06h. Bit 15 defines interrupt flag while trigger occurred due to data crossing low threshold windows.
Bit 14 defines interrupt flag while trigger occurred due to data crossing high threshold windows.
TABLE 3 - LOW THRESHOLD WINDOWS SETTING #2
Bit 15 Bit 14 Bit 13 Bit 12 Bit 11 Bit 10 Bit 9 Bit 8 Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0
Description
ALS low threshold window setting (15:8 MSB 8 bits of whole 16 bits)
ALS low threshold window setting (7:0 LSB 8 bits of whole 16 bits)
TABLE 4 - ALS HIGH RESOLUTION OUTPUT DATA #4
Bit 15 Bit 14 Bit 13 Bit 12 Bit 11 Bit 10 Bit 9 Bit 8 Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0
Description
ALS high resolution output data (15 : 8 MSB 8 bits of whole 16 bits)
ALS high resolution output data (7 : 0 LSB 8 bits of whole 16 bits)
TABLE 5 - WHITE CHANNEL OUTPUT DATA #5
Bit 15 Bit 14 Bit 13 Bit 12 Bit 11 Bit 10 Bit 9 Bit 8 Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0
Description
WHITE output data (15 : 8 MSB 8 bits of whole 16 bits)
WHITE output data (7 : 0 LSB 8 bits of whole 16 bits)
TABLE 6 - INTERRUPT STATUS #6
Bit 15 Bit 14 Bit 13 to 0
int_th_low int_th_high reserved
Description
int_th_low R bit. Indicated a low threshold exceed
int_th_high R bit. Indicated a high threshold exceed
VEML7700
www.vishay.com
Vishay Semiconductors
Rev. 1.0, 19-Nov-15
8
Document Number: 84286
For technical questions, contact: sensorstechsupport@vishay.com
THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT
ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000
REFRESH TIME DETERMINATION OF PSM
VEML7700’s refresh time can be determined by PSM and ALS_IT setting in power saving mode (PSM). Cooperating with the
command register setting, the designer has a flexible method in defining the timing, power consumption, and sensitivity for light
data collection.
PACKAGE DIMENSIONS in millimeters
REFRESH TIME, I
DD
, AND SENSITIVITY RELATION
ALS_SM PSM ALS_IT REFRESH TIME (ms) I
DD
(μA) SENSITIVITY (lx/bit)
01 00 0000 600 8 0.042
01 01 0000 1100 5 0.042
01 10 0000 2100 3 0.042
01 11 0000 4100 2 0.042
01 00 0001 700 13 0.021
01 01 0001 1200 8 0.021
01 10 0001 2200 5 0.021
01 11 0001 4200 3 0.021
01 00 0010 900 20 0.010
01 01 0010 1400 13 0.010
01 10 0010 2400 8 0.010
01 11 0010 4400 5 0.010
01 00 0011 1300 28 0.005
01 01 0011 1800 20 0.005
01 10 0011 2800 13 0.005
01 11 0011 4800 8 0.005
VEML7700
www.vishay.com
Vishay Semiconductors
Rev. 1.0, 19-Nov-15
9
Document Number: 84286
For technical questions, contact: sensorstechsupport@vishay.com
THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT
ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000
TAPING SIDE VIEW (-TR VERSION) in millimeters
2
1.75 7.5
16
8
4
3.6
0.3
Ø 1.5
Ø 1.5
Drawing-No.: 9.700-5342.01-4
Issue: 2; 12.06.13
technical drawings
according to DIN
specications
Direction of feed

VEML7700-TR

Mfr. #:
Manufacturer:
Description:
Light to Digital Ambient Light Sensor 4-Pin Tape and Reel
Lifecycle:
New from this manufacturer.
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