EVAL-AD7685SDZ Analog Devices, EVAL-AD7685SDZ Datasheet - Page 11
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EVAL-AD7685SDZ
Manufacturer Part Number
EVAL-AD7685SDZ
Description
Data Conversion IC Development Tools Eval Board16-Bit 250 KSPS Serial MSOP
Manufacturer
Analog Devices
Type
ADCr
Series
AD7685r
Datasheet
1.EVAL-AD7685SDZ.pdf
(28 pages)
Specifications of EVAL-AD7685SDZ
Rohs
yes
Product
Evaluation Boards
Tool Is For Evaluation Of
AD7685
Interface Type
SPI
Operating Supply Voltage
2.3 V to 5.5 V
Maximum Operating Temperature
+ 85 C
Minimum Operating Temperature
- 40 C
Factory Pack Quantity
1
100
95
90
85
80
100
100
95
90
85
80
75
70
95
90
85
80
75
70
2.3
–55
0
Figure 13. SNR, SINAD, and ENOB vs. Reference Voltage
–35
2.7
–15
3.1
50
Figure 15. SNR vs. Temperature
Figure 14. SINAD vs. Frequency
REFERENCE VOLTAGE (V)
5
3.5
TEMPERATURE (°C)
FREQUENCY (kHz)
V
REF
25
V
3.9
= 2.5V, –1dB
100
V
REF
REF
45
= 2.5V
= 5V
4.3
V
V
65
REF
REF
4.7
= 5V, –1dB
150
= 5V, –10dB
85
5.1
SINAD
105
ENOB
SNR
5.5
200
125
17
16
15
14
13
Rev. C | Page 11 of 28
–100
–105
–110
–115
–120
–125
–130
–100
–110
–120
–100
–110
–120
–130
–90
–95
–60
–70
–80
–90
–90
–55
2.3
0
–35
2.7
Figure 16. THD, SFDR vs. Reference Voltage
V
REF
–15
= 2.5V, –1dB
3.1
Figure 18. THD vs. Temperature
50
Figure 17. THD vs. Frequency
REFERENCE VOLTAGE (V)
5
TEMPERATURE (°C)
3.5
FREQUENCY (kHz)
25
100
3.9
V
45
REF
SFDR
THD
V
V
REF
4.3
REF
V
= 5V, –10dB
REF
65
= 2.5V
= 5V
= 5V, –1dB
150
4.7
85
5.1
105
AD7685
200
125
5.5