EVAL-AD7656CBZ Analog Devices, EVAL-AD7656CBZ Datasheet - Page 16

• 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

AD7656/AD7657/AD7658
2.510
2.508
2.506
2.504
2.502
2.500
2.498
2.496
2.494
2.492
3500
3000
2500
2000
1500
1000
3.20
3.15
3.10
3.05
3.00
2.95
2.90
2.85
2.80
2.75
2.70
500
0
–55
–55
–5
0
AV
V
DD
Figure 16. Reference Voltage vs. Temperature
Figure 17. Conversion Time vs. Temperature
CC
/V
–35
–35
Figure 18. AD7656 Histogram of Codes
/DV
57
–4
SS
CC
= ±12V
–15
–15
/V
392
–3
DRIVE
5
5
= +5V
TEMPERATURE (°C)
TEMPERATURE (°C)
2806
–2
25
25
CODE
3212
–1
45
45
V
AV
INTERNAL REFERENCE
8192 SAMPLES
AV
V
1532
DD
DD
0
CC
CC
65
/V
65
/V
/DV
/DV
SS
SS
168
= ±12V
= ±15V
CC
CC
1
85
85
/V
/V
DRIVE
DRIVE
25
105
105
2
= +5V
= +5V
125
125
0
3
Rev. D | Page 16 of 32
–100
–101
–102
–103
–104
–105
–106
–107
87.0
86.5
86.0
85.5
85.0
84.5
84.0
83.5
83.0
100
90
80
70
60
50
40
–40
–40
30
f
f
INTERNAL REFERENCE
±5V RANGE,
AV
V
f
f
INTERNAL REFERENCE
SAMPLE
IN
SAMPLE
IN
DD
Figure 19. PSRR vs. Supply Ripple Frequency
= 50kHz
CC
= 50kHz
80
–20
–20
/V
Figure 20. AD7656 SNR vs. Temperature
Figure 21. AD7656 THD vs. Temperature
/DV
SS
= 250kSPS
= 250kSPS
= ±12V
CC
130
/V
SUPPLY RIPPLE FREQUENCY (kHz)
0
0
DRIVE
±5V RANGE,
AV
V
180
DD
CC
20
/V
20
= +5V
TEMPERATURE (°C)
/DV
TEMPERATURE (°C)
SS
230
CC
= ±12V
40
40
/V
±10V RANGE,
AV
V
DRIVE
280
DD
±10V RANGE,
AV
V
CC
DD
/V
60
60
/DV
CC
SS
= +5V
/V
330
/DV
SS
f
±2 × V
INTERNAL REFERENCE
T
f
100nF ON V
CC
= ±16.5V
SAMPLE
IN
V
A
DD
= ±16.5V
/V
80
CC
80
= 25°C
= 10kHz
380
DRIVE
/V
REF
V
DRIVE
= 250kSPS
SS
Data Sheet
100
100
RANGE
430
= +5.25V
DD
= +5.25V
AND V
120
120
480
SS
530
140
140