AD7607 Analog Devices, AD7607 Datasheet - Page 17

• Manufacturer Part Number: AD7607
• Description: 8-Channel DAS with 14-Bit, Bipolar, Simultaneous Sampling ADC
• Manufacturer: Analog Devices

Specifications of AD7607

• Resolution (bits): 14bit
• # Chan: 8
• Sample Rate: 200kSPS
• Interface: Par,Ser,SPI
• Analog Input Type: SE-Bip
• Ain Range: Bip 10V,Bip 5.0V
• Adc Architecture: SAR
• Pkg Type: QFP

Data Sheet
140
130
120
110
100
22
20
18
16
14
12
10
NO OS
8
90
80
70
60
0
AV
T
INTERNAL REFERENCE
f
SAMPLE
A
CC
= 25°C
Figure 27. Supply Current vs. Oversampling Rate
100
, V
OS2
DRIVE
VARIES WITH OS RATE
200
= 5V
±10V RANGE
300
AV
AV
INTERNAL REFERENCE
AD7607 RECOMMENDED DECOUPLING USED
f
T
SAMPLE
A
OS4
OVERSAMPLING RATIO
CC
CC
= 25°C
400
, V
Figure 28. PSRR
NOISE FREQUENCY (kHz)
DRIVE
= 200kSPS
500
OS8
= 5V
±5V RANGE
600
OS16
700
800
OS32
900
1000
OS64
1100
Rev. B | Page 17 of 32
–100
–110
–120
–130
–140
–50
–60
–70
–80
–90
0
AV
INTERNAL REFERENCE
AD7607 RECOMMENDED DECOUPLING USED
f
T
INTERFERER ON ALL UNSELECTED CHANNELS
SAMPLE
A
CC
= 25°C
, V
20
Figure 29. Channel-to-Channel Isolation
DRIVE
= 150kSPS
40
= 5V
NOISE FREQUENCY (kHz)
60
±10V RANGE
±5V RANGE
80
100
120
140
AD7607
160