EVAL-AD7693CBZ Analog Devices Inc, EVAL-AD7693CBZ Datasheet - Page 9

• Manufacturer Part Number: EVAL-AD7693CBZ
• Description: BOARD EVALUATION FOR AD7693
• Manufacturer: Analog Devices Inc
• Series: PulSAR®r

Specifications of EVAL-AD7693CBZ

• 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: 18mW @ 500kSPS
• Voltage Supply Source: Single Supply
• Operating Temperature: -40°C ~ 85°C
• Utilized Ic / Part: AD7693
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

TYPICAL PERFORMANCE CHARACTERISTICS
VDD = 4.5 V to 5.5 V, VIO = 2.3 V to VDD, V
250000
200000
150000
100000
–0.2
–0.4
–0.6
–0.8
300000
–100
–120
–140
–160
–1.0
–180
50000
0.8
0.6
0.4
0.2
–20
–40
–60
–80
1.0
0
0
0
0
0
Figure 8. Histogram of a DC Input at the Code Center
20
0
6
Figure 7. Integral Nonlinearity vs. Code
40
16384
0
7
60
Figure 9. FFT Plot
1905
FREQUENCY (kHz)
8
80
CODE IN HEX
CODE
32768
100
258774
POSITIVE INL = +0.17LSB
NEGATIVE INL = –0.17LSB
9
120
441
A
140
49152
f
f
SNR = 96.4dB
THD = –121dB
SFDR = 124dB
SINAD = 96.4dB
S
IN
160
REF
= 500kSPS
= 0.95kHz
0
B
= VDD, T
180
65536
C
0
200
A
Rev. 0 | Page 9 of 24
= 25C.
100
99
98
97
96
95
94
93
92
91
90
–0.2
–0.4
–0.6
–0.8
–1.0
160000
140000
120000
100000
–10
0.8
0.6
0.4
0.2
80000
60000
40000
20000
1.0
0
Figure 11. Histogram of a DC Input at the Code Transition
0
0
Figure 10. Differential Nonlinearity vs. Code
0
7
–8
Figure 12. SNR, THD vs. Input Level
16384
0
8
INPUT LEVEL (dB)
–6
126066
9
SNR
THD
CODE IN HEX
CODE
32768
135054
POSITIVE DNL = +0.22LSB
NEGATIVE DNL = –0.22LSB
A
–4
B
0
49152
–2
C
0
AD7693
0
65536
D
0
–80
–85
–90
–95
–100
–105
–110
–115
–120
–125
–130