AD9484 Analog Devices, AD9484 Datasheet - Page 11

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AD9484

Manufacturer Part Number
AD9484
Description
8-Bit, 500 MSPS, 1.8 V Analog-to-Digital Converter
Manufacturer
Analog Devices
Datasheet

Specifications of AD9484

Resolution (bits)
8bit
# Chan
1
Sample Rate
500MSPS
Interface
Par
Analog Input Type
Diff-Bip
Ain Range
1.5 V p-p,Bip 0.75V
Adc Architecture
Pipelined
Pkg Type
CSP
–0.02
–0.04
–0.06
–0.08
–0.10
Figure 11. SNR/SFDR vs. Input Amplitude; 500 MSPS,140.3 MHz
85
80
75
70
65
60
55
50
45
40
0.10
0.08
0.06
0.04
0.02
100
Figure 10. SNR/SFDR vs. Sample Rate; 30.3 MHz, 100.3 MHz
90
80
70
60
50
40
30
20
10
50
0
0
–50
0
SFDR (dBc), 30.3MHz
SFDR (dBFS)
100
–45
SNR (dBFS), 30.3MHz
SNR (dBFS), 100.3MHz
150
–40
64
Figure 12. INL, 500 MSPS
200
–35
SAMPLE RATE (MSPS)
SNR (dB)
250
AMPLITUDE (dB)
–30
OUTPUT CODE
300
–25
SNR (dBFS)
128
SFDR (dBc), 100.3MHz
350
–20
SFDR (dBc)
400
–15
192
–10
450
500
–5
550
256
0
Rev. A | Page 11 of 24
–0.02
–0.04
–0.06
–0.08
–0.10
–100
0.10
0.08
0.06
0.04
0.02
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
–10
–20
–30
–40
–50
–60
–70
–80
–90
0
0
0
0
0
N – 3
Figure 14. Grounded Input Histogram, 500 MSPS
Figure 15. 64k Point, Two-Tone FFT; 500 MSPS,
0.29 LSB rms
20
40
N – 2
60
64
Figure 13. DNL, 500 MSPS
119.2 MHz, 122.5 MHz
80 100 120 140 160 180
N – 1
FREQUENCY (MHz)
OUTPUT CODE
BINS
128
N
N + 1
500MSPS
119.5MHz AT –7.0dBFS
122.5MHz AT –7.0dBFS
SFDR: 77dBc
N + 2
192
200 220 240
N + 3
AD9484
256

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