EVAL-AD7688CB Analog Devices Inc, EVAL-AD7688CB Datasheet - Page 10

• Manufacturer Part Number: EVAL-AD7688CB
• Description: BOARD EVALUATION FOR AD7688
• Manufacturer: Analog Devices Inc
• Series: PulSAR®r

Specifications of EVAL-AD7688CB

• Number Of Adc's: 1
• Number Of Bits: 16
• Sampling Rate (per Second): 500k
• Data Interface: Serial
• Inputs Per Adc: 1 Differential
• Input Range: ±VREF
• Power (typ) @ Conditions: 21.5mW @ 500kSPS, 5 V
• Voltage Supply Source: Single Supply
• Operating Temperature: -40°C ~ 85°C
• Utilized Ic / Part: AD7688
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

AD7688
100
100
100
95
90
85
70
95
90
85
80
75
70
95
90
85
80
2.3
–55
0
Figure 13. SNR, S/(N + D), and ENOB vs. Reference Voltage
2.7
–35
Figure 15. S/(N + D) vs. Frequency
–15
3.1
Figure 14. SNR vs. Temperature
50
REFERENCE VOLTAGE (V)
3.5
5
TEMPERATURE (°C)
FREQUENCY (kHz)
25
3.9
100
VREF = 5V, –10dB
45
4.3
ENOB
VREF = 5V, –1dB
S/[N + D]
65
4.7
SNR
150
85
5.1
VREF = 5V
105
5.5
17.0
16.0
15.0
14.0
13.0
125
200
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–100
–105
–110
–115
–120
–125
–130
–100
–110
–120
–130
–100
–110
–120
–60
–70
–80
–90
–90
–55
2.3
0
–35
2.7
Figure 16. THD, SFDR vs. Reference Voltage
–15
Figure 17. THD vs. Temperature
3.1
50
Figure 18. THD vs. Frequency
REFERENCE VOLTAGE (V)
5
TEMPERATURE (°C)
FREQUENCY (kHz)
3.5
25
100
3.9
VREF = 5V, –10dB
45
VREF = 5V, –1dB
4.3
65
THD
150
SFDR
4.7
85
VREF = 5V
5.1
105
125
200
5.5