Datasheet

−120
−100
−80
−60
−40
−20
0
0 25 50 75 100 125
Frequency (MHz)
Amplitude (dB)
Each Tone at
−7dBFS Amplitude
f
IN1
= 185MHz
f
IN2
= 190MHz
2−Tone IMD = 87.3dBFS
SFDR = 96.0dBFS
−120
−100
−80
−60
−40
−20
0
0 25 50 75 100 125
Frequency (MHz)
Amplitude (dB)
SFDR = 70.7dBc
SNR = 68.4dBFS
SINAD = 66.3dBFS
THD = 69.3dBc
−120
−100
−80
−60
−40
−20
0
0 25 50 75 100 125
Frequency (MHz)
Amplitude (dB)
SFDR = 90.3dBc
SNR = 69.9dBFS
SINAD = 69.8dBFS
THD = 85.2dBc
−120
−100
−80
−60
−40
−20
0
0 25 50 75 100 125
Frequency (MHz)
Amplitude (dB)
SFDR = 82.9dBc
SNR = 69.3dBFS
SINAD = 69dBFS
THD = 80.3dBc
ADS41B29
ADS41B49
SBAS486E – NOVEMBER 2009–REVISED JULY 2012 www.ti.com
TYPICAL CHARACTERISTICS: ADS41B49
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.
FFT FOR 20MHz INPUT SIGNAL FFT FOR 170MHz INPUT SIGNAL
Figure 12. Figure 13.
FFT FOR 300MHz INPUT SIGNAL FFT FOR TWO-TONE INPUT SIGNAL
Figure 14. Figure 15.
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Product Folder Link(s): ADS41B29 ADS41B49