Datasheet

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ADS6422 (F
srated
= 65 MSPS)
f − Frequency − MHz
−160
−140
−120
−100
−80
−60
−40
−20
0
0 10 20 30
Amplitude − dB
G037
SFDR = 92.5 dBc
SINAD = 71.3 dBFS
SNR = 71.4 dBFS
THD = 90.1 dBc
f − Frequency − MHz
−160
−140
−120
−100
−80
−60
−40
−20
0
0 10 20 30
Amplitude − dB
G038
SFDR = 86.7 dBc
SINAD = 71 dBFS
SNR = 71.3 dBFS
THD = 83.7 dBc
f − Frequency − MHz
−160
−140
−120
−100
−80
−60
−40
−20
0
0 10 20 30
Amplitude − dB
G039
SFDR = 81.5 dBc
SINAD = 68.1 dBFS
SNR = 68.4 dBFS
THD = 80.3 dBc
f − Frequency − MHz
−160
−140
−120
−100
−80
−60
−40
−20
0
0 10 20 30
Amplitude − dB
G040
f
IN
1 = 185.1 MHz, –7 dBFS
f
IN
2 = 190.1 MHz, –7 dBFS
2-Tone IMD = –96 dBFS
SFDR = –87 dBFS
f
IN
− Input Frequency − MHz
76
78
80
82
84
86
88
90
92
94
96
0 50 100 150 200 250
SFDR − dBc
G041
Gain = 0 dB
Gain = 3.5 dB
f
IN
− Input Frequency − MHz
66
67
68
69
70
71
72
73
74
0 50 100 150 200 250
SNR − dBFS
G042
Gain = 0 dB
Gain = 3.5 dB
ADS6424
ADS6423
ADS6422
SLAS532A – MAY 2007 – REVISED JUNE 2007
FFT for 10 MHz INPUT SIGNAL FFT for 100 MHz INPUT SIGNAL
Figure 42. Figure 43.
FFT for 230 MHz INPUT SIGNAL INTERMODULATION DISTORTION (IMD) vs FREQUENCY
Figure 44. Figure 45.
SFDR vs INPUT FREQUENCY SNR vs INPUT FREQUENCY
Figure 46. Figure 47.
34 Copyright © 2007, Texas Instruments Incorporated
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