EVAL-AD7656CBZ Analog Devices, EVAL-AD7656CBZ Datasheet - Page 15

• Manufacturer Part Number: EVAL-AD7656CBZ
• Description: Data Conversion IC Development Tools evaluation control board.
• Manufacturer: Analog Devices
• Type: ADCr

Specifications of EVAL-AD7656CBZ

• Rohs: yes
• Product: Evaluation Boards
• Tool Is For Evaluation Of: AD7656
• Interface Type: Parallel, Serial
• Operating Supply Voltage: 12 V
• For Use With: EVAL-CONTROL-BRD2

Data Sheet
–0.2
–0.4
–0.6
–0.8
–1.0
–0.2
–0.4
–0.6
–0.8
–1.0
1.0
0.8
0.6
0.4
0.2
1.0
0.8
0.6
0.4
0.2
90
85
80
75
70
65
60
0
0
10
0
0
f
INTERNAL REFERENCE
T
SAMPLE
A
Figure 12. AD7656 SINAD vs. Input Frequency
= 25°C
500
500
= 250kSPS
Figure 11. AD7658 Typical DNL
Figure 10. AD7658 Typical INL
1000
1000
ANALOG INPUT FREQUENCY (kHz)
AV
V
V
±10V RANGE
DRIVE
DD
CC
/V
/DV
1500
SS
1500
= +4.75 V
CC
= ±10V
/
AV
V
V
±5V RANGE
2000
CODE
2000
CODE
DRIVE
DD
100
CC
/V
/DV
SS
AV
V
±10V RANGE
= +5V
AV
V
f
2 × V
DD
AV
V
f
2 × V
SAMPLE
2500
2500
SAMPLE
= ±5.25V
CC
DD
DD
CC
/V
CC
CC
/
/V
/V
/DV
SS
REF
REF
/DV
/DV
SS
SS
= ±16.5V
CC
= 250kSPS
3000
= 250kSPS
3000
CC
= ±12V
= ±12V
RANGE
CC
RANGE
/V
AV
V
V
±5V RANGE
/V
/V
DRIVE
DRIVE
DD
DRIVE
DRIVE
CC
/V
3500
3500
/DV
SS
= +5.25V
= +5V
= +5V
= +5V
= ±12V
CC
/
4095
4095
1000
Rev. D | Page 15 of 32
Figure 14. AD7656 THD vs. Input Frequency for Various Source Impedances,
Figure 15. AD7656 THD vs. Input Frequency for Various Source Impedances,
–100
–110
–120
–100
–110
–120
–100
–110
–120
–40
–50
–60
–70
–80
–90
–60
–70
–80
–90
–60
–70
–80
–90
10
10
10
V
AV
T
INTERNAL REFERENCE
±4 × V
V
AV
T
INTERNAL REFERENCE
±2 × V
f
INTERNAL REFERENCE
T
SAMPLE
A
A
A
DD
DD
Figure 13. AD7656 THD vs. Input Frequency
CC
CC
= 25°C
= 25°C
= 25°C
R
AV
V
V
±10V RANGE
/V
/V
SOURCE
DRIVE
DD
/DV
/DV
SS
SS
REF
REF
CC
/V
R
= ±12V
= 250kSPS
= ±16.5V
CC
CC
/DV
SOURCE
SS
RANGE
RANGE
= +4.75V
/V
/V
ANALOG INPUT FREQUENCY (kHz)
ANALOG INPUT FREQUENCY (kHz)
ANALOG INPUT FREQUENCY (kHz)
CC
= ±10V
= 220Ω
DRIVE
DRIVE
/
AD7656/AD7657/AD7658
R
R
±4 × V
= 10Ω
±2 × V
SOURCE
SOURCE
= +5V
= +5.25V
R
SOURCE
AV
V
±5V RANGE
REF
REF
DD
= 100Ω
= 50Ω
CC
Range
Range
/V
100
/DV
SS
R
= 100Ω
SOURCE
AV
V
V
±10V RANGE
CC
= ±5.25V
R
R
DRIVE
DD
R
SOURCE
R
/V
SOURCE
CC
SOURCE
/V
SOURCE
DRIVE
/DV
SS
= +5.25V
= 50Ω
CC
= ±16.5V
= +5V
= 1000Ω
= 10Ω
= 1000Ω
/
AV
V
V
±5V RANGE
= 220Ω
DRIVE
DD
CC
/V
/DV
SS
= +5V
CC
= ±12V
/
1000
100
100