AD9433 Analog Devices, AD9433 Datasheet - Page 10

• Manufacturer Part Number: AD9433
• Description: 12-Bit 105/125 MSPS Analog-To-Digital IF Sampling Converter
• Manufacturer: Analog Devices

Specifications of AD9433

• Resolution (bits): 12bit
• # Chan: 1
• Sample Rate: 125MSPS
• Interface: Par
• Analog Input Type: Diff-Uni
• Ain Range: 2 V p-p
• Adc Architecture: Pipelined
• Pkg Type: QFP

AD9433
Figure 17. Integral Nonlinearity vs. Output Code with SFDR Mode Disabled
Figure 16. Dynamic Performance vs. Encode Duty Cycle, f
f
–0.25
–0.50
–0.75
IN
–0.1
–0.2
–0.3
–0.4
–0.5
–95
–90
–85
–80
–75
–70
–65
0.75
0.50
0.25
0.5
0.4
0.3
0.2
0.1
= 49.3 MHz, Differential AIN @ −0.5 dBFS, SFDR Mode Enabled
0
0
0
0
0
Figure 18. Differential Nonlinearity vs. Output Code
10
512
512
WORST OTHER (dBc)
20
1024
1024
30
DUTY CYCLE HIGH (%)
1536
SECOND HARMONIC (dBc)
1536
OUTPUT CODE
OUTPUT CODE
40
SNR (dB)
2048
2048
50
THIRD HARMONIC (dBc)
2560
2560
60
3072
3072
70
3584
3584
S
80
= 105 MSPS,
4096
4096
90
Rev. A | Page 10 of 20
Figure 20. Integral Nonlinearity vs. Output Code with SFDR Mode Enabled
Figure 21. FFT: f
300
280
260
240
220
200
180
–0.25
–0.50
–0.75
–100
–110
–120
0.75
0.50
0.25
–10
–20
–30
–40
–50
–60
–70
–80
–90
0
0
0
0
0
Figure 19. I
512
S
Differential AIN, SFDR Mode Enabled
= 61.44 MSPS, f
25
DD
7.68
Differential AIN @ −0.5 dBFS
1024
ENCODE FREQUENCY (MHz)
and I
CC
1536
FREQUENCY (MHz)
50
vs. Encode Rate, f
OUTPUT CODE
I
CC
IN
I
DD
= 46.08 MHz, Four WCDMA Carriers,
15.36
(mA)
2048
(mA)
75
2560
IN
23.04
= 10.3 MHz,
3072
100
3584
125
30.72
4096
18
15
12
9
6
3
0