EVAL-AD7674CBZ Analog Devices Inc, EVAL-AD7674CBZ Datasheet - Page 14

• Manufacturer Part Number: EVAL-AD7674CBZ
• Description: BOARD EVALUATION FOR AD7674
• Manufacturer: Analog Devices Inc
• Series: PulSAR®r

Specifications of EVAL-AD7674CBZ

• Number Of Adc's: 1
• Number Of Bits: 18
• Sampling Rate (per Second): 800k
• Data Interface: Serial, Parallel
• Inputs Per Adc: 1 Differential
• Input Range: 0 ~ 5 V
• Power (typ) @ Conditions: 126mW @ 800kSPS
• Voltage Supply Source: Analog and Digital
• Operating Temperature: -40°C ~ 85°C
• Utilized Ic / Part: AD7674
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

AD7674
100
–100
–110
–120
–130
–140
99
98
97
96
105
104
103
102
101
100
99
98
97
96
95
–55
–60
–55
SNR
S/(N+D)
Figure 18. SNR, S/(N+D), and ENOB vs. Temperature
Figure 19. THD and Harmonics vs. Temperature
–35
THD
Figure 17. SNR and S/(N+D) vs. Input Level
–35
SECOND
HARMONIC
–50
–15
–15
5
–40
TEMPERATURE (°C)
5
TEMPERATURE (°C)
INPUT LEVEL (dB)
25
25
–30
45
45
65
–20
65
V
S/(N+D)
V
REF
85
REF
ENOB
85
THIRD
HARMONIC
= 4.096V
= 4.096V
–10
105
03083-0-018
105
03083-0-017
03083-0-019
SNR
125
125
16.5
16.0
15.5
15.0
14.5
0
Rev. A | Page 14 of 28
Figure 22. Zero Error, Positive and Negative Full Scale vs. Temperature
100000
10000
Figure 21. Power-Down Operating Currents vs. Temperature
0.001
800
700
600
500
400
300
100
1000
–10
–15
–20
–25
0.01
100
25
20
15
10
–5
0.1
0
–55
10
–55
5
0
1
1
Figure 20. Operating Current vs. Sampling Rate
–35
–35
DVDD, WARP/NORMAL
POSITIVE
FULL SCALE
NEGATIVE
FULL SCALE
10
–15
–15
AVDD, IMPULSE
AVDD, WARP/NORMAL
5
100
5
SAMPLING RATE (SPS)
TEMPERATURE ( ° C)
TEMPERATURE (°C)
25
25
DVDD, IMPULSE
1k
OVDD, ALL MODES
45
45
65
65
10k
DVDD
ZERO ERROR
85
85
OVDD
100k
PDBUF HIGH
AVDD
105
105
03083-0-021
03083-0-022
03083-0-020
125
125
1M