EVAL-CONTROLBRD AD [Analog Devices], EVAL-CONTROLBRD Datasheet - Page 8

• Manufacturer Part Number: EVAL-CONTROLBRD
• Description: 16-Bit, 1.33 MSPS PulSAR ADC in MSOP/QFN
• Manufacturer: AD [Analog Devices]

AD7983
TYPICAL PERFORMANCE CHARACTERISTICS
VDD = 2.5 V, REF = 5 V, VIO = 3.3 V, unless otherwise noted.
–0.25
–0.50
–0.75
–1.00
–1.25
120k
100k
–100
–120
–140
–160
–180
1.25
1.00
0.75
0.50
0.25
–20
–40
–60
–80
80k
60k
40k
20k
0
0
0
0
Figure 7. Histogram of a DC Input at the Code Center
0
7FB6
0
7FB7 7FB8 7FB9 7FBA 7FBB 7FBC 7FBD 7FBE 7FBF 7FC0 7FC1 7FC2
0
Figure 6. Integral Nonlinearity vs. Code
100
0
16384
0
200
Figure 8. FFT Plot
58
FREQUENCY (kHz)
16604
CODE IN HEX
300
96765
32768
CODE
17590
400
POSITIVE INL: 0.30LSB
NEGATIVE INL: –0.37LSB
55
49152
f
f
SNR = 91.6dB
THD = –114.9dB
SFDR = 113.8dB
SINAD = 91.6dB
0
S
IN
500
= 1.33MSPS
= 10kHz
0
600
0
0
65536
Rev. 0 | Page 8 of 24
–0.25
–0.50
–0.75
–1.00
1.00
0.75
0.50
0.25
80k
70k
60k
50k
40k
30k
20k
10k
95
94
93
92
91
90
89
88
87
86
85
Figure 10. Histogram of a DC Input at the Code Transition
0
–10
0
0
7FF7
0
–9
Figure 9. Differential Nonlinearity vs. Code
7FF8 7FF9 7FFA 7FFB 7FFC 7FFD 7FFE 7FFF 8000 8001 8002 8003
0
–8
0
Figure 11. SNR vs. Input Level
16384
INPUT LEVEL (dB of Full Scale)
0
–7
829
61565
–6
CODE IN HEX
67532
CODE
32768
–5
1146
POSITIVE DNL: 0.14LSB
NEGATIVE DNL: –0.14LSB
–4
0
–3
49152
0
–2
0
0
–1
0
65536
0