Datasheet
56
60
64
68
72
76
80
84
88
92
96
0 0.5 1 1.5 2 2.5 3 3.5
Gain (dB)
SFDR (dBc)
150MHz
170MHz
220MHz
300MHz
400MHz
500MHz
54
56
58
60
62
64
66
68
0 0.5 1 1.5 2 2.5 3 3.5
Gain (dB)
SINAD (dBFS)
150MHz
170MHz
220MHz
300MHz
400MHz
500MHz
72
74
76
78
80
82
84
86
88
1.65 1.70 1.75 1.80 1.85 1.90 1.95
AVDD Supply (V)
SFDR (dBc)
−40°C
−25°C
25°C
55°C
85°C
Input Frequency = 170MHz
64
64.4
64.8
65.2
65.6
66
66.4
66.8
1.65 1.70 1.75 1.80 1.85 1.90 1.95
AVDD Supply (V)
SNR (dBFS)
−40°C
−25°C
25°C
55°C
85°C
Input Frequency = 170MHz
ADS58B18
ADS58B19
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SBAS487D – NOVEMBER 2009–REVISED JANUARY 2011
TYPICAL CHARACTERISTICS: ADS58B18 (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 GAIN SINAD ACROSS GAIN
Figure 26. Figure 27.
SFDR ACROSS AVDD SUPPLY vs TEMPERATURE SNR ACROSS AVDD SUPPLY vs TEMPERATURE
Figure 28. Figure 29.
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