Datasheet
1.7 1.75 1.8 1.85 1.9
80
82
84
86
88
90
65.5
65.9
66.3
66.7
67.1
67.5
67.9
68.3
DRVDD Supply (V)
SFDR (dBc)
SNR (dBFS)
SNR
SFDR
Input Frequency = 170MHz
0.1 0.4 0.7 1 1.3 1.6 1.9 2.2 2.5 2.8 3.1 3.4
74
76
78
80
82
84
86
88
90
92
94
60
61
62
63
64
65
66
67
68
69
70
Differential Clock Amplitude (V
PP
)
SFDR (dBc)
SNR (dBFS)
SFDR
SNR
Input Frequency = 170MHz
76
78
80
82
84
86
88
90
1.7 1.75 1.8 1.85 1.9
AVDD Supply (V)
SFDR (dBc)
−40
−25
25
55
85
Input Frequency = 170MHz
66.2
66.6
67
67.4
67.8
68.2
68.6
1.7 1.75 1.8 1.85 1.9
AVDD Supply (V)
SNR (dBFS)
−40
−25
25
55
85
Input Frequency = 170MHz
ADS41B29
ADS41B49
SBAS486E – NOVEMBER 2009–REVISED JULY 2012
www.ti.com
TYPICAL CHARACTERISTICS: ADS41B29 (continued)
At +25°C, AVDD = 1.8V, AVDD_BUF = 3.3V, DRVDD = 1.8V, maximum rated sampling frequency, sine wave input clock,
1.5V
PP
differential clock amplitude, 50% clock duty cycle, –1dBFS differential analog input, DDR LVDS output interface, and
32k-point FFT, unless otherwise noted.
SFDR ACROSS TEMPERATURE vs AVDD SUPPLY SNR ACROSS TEMPERATURE vs AVDD SUPPLY
Figure 42. Figure 43.
PERFORMANCE ACROSS DRVDD SUPPLY VOLTAGE PERFORMANCE ACROSS INPUT CLOCK AMPLITUDE
Figure 44. Figure 45.
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Product Folder Link(s): ADS41B29 ADS41B49