AD7699 Analog Devices, AD7699 Datasheet - Page 15

• Manufacturer Part Number: AD7699
• Description: 16-Bit, 8-Channel, 500 kSPS PulSAR ADC
• Manufacturer: Analog Devices

Specifications of AD7699

• Resolution (bits): 16bit
• # Chan: 8
• Sample Rate: 500kSPS
• Interface: Ser,SPI
• Analog Input Type: Diff-Uni,SE-Bip,SE-Uni
• Ain Range: (Vref) p-p,4 V p-p,Bip (Vref) x 0.5,Uni (Vref)
• Adc Architecture: SAR
• Pkg Type: CSP

Data Sheet
TYPICAL CONNECTION DIAGRAMS
V
REF
0V TO V
0V TO V
V
REF
p-p
0V OR
V
REF
ADA4841-x
ADA4841-x
/2
NOTES
1. INTERNAL REFERENCE SHOWN. SEE THE VOLTAGE REFERENCE OUTPUT/INPUT SECTION FOR
2. C
3. SEE THE DRIVER AMPLIFIER CHOICE SECTION FOR ADDITIONAL RECOMMENDED AMPLIFIERS.
4. SEE THE DIGITAL INTERFACE SECTION FOR CONFIGURING AND READING CONVERSION DATA.
REF
REF
NOTES
1. INTERNAL REFERENCE SHOWN. SEE THE VOLTAGE REFERENCE OUTPUT/INPUT SECTION FOR
2. C
3. SEE THE DRIVER AMPLIFIER CHOICE SECTION FOR ADDITIONAL RECOMMENDED AMPLIFIERS.
4. SEE THE DIGITAL INTERFACE SECTION FOR CONFIGURING AND READING CONVERSION DATA.
REFERENCE SELECTION.
/2
REF
REFERENCE SELECTION.
REF
IS USUALLY A 10µF CERAMIC CAPACITOR (X5R).
IS USUALLY A 10µF CERAMIC CAPACITOR (X5R).
3
3
V–
V+
V–
V+
Figure 27. Typical Application Diagram with Multiple Supplies
V+
V+
Figure 28. Typical Application Diagram Using Bipolar Input
ADA4841-x
ADA4841-x
10µF
3
3
10µF
2
IN0
IN[7:1]
COM
2
COM
IN0
IN[7:1]
Rev. A | Page 15 of 28
REF
REF
100nF
100nF
AD7699
REFIN
REFIN
AD7699
GND
GND
VDD
VDD
100nF
100nF
5V
5V
VIO
SDO
SCK
CNV
VIO
DIN
100nF
1.8V TO VDD
SCK
SDO
CNV
DIN
100nF
1.8V TO VDD
MOSI
SCK
MISO
SS
MOSI
SCK
MISO
SS
AD7699