Datasheet

AD9444
Rev. 0 | Page 15 of 40
TYPICAL PERFORMANCE CHARACTERISTICS
AVDD1 = 3.3 V, AVDD2 = 5.0 V, DRVDD = 3.3 V, sample rate = 80 MSPS, LVDS mode, DCS enabled, T
A
= 25°C, 2 V p-p differential
input, AIN = −0.5 dBFS, internal trimmed reference (nominal VREF = 1.0 V), unless otherwise noted.
–120
–100
–80
–60
–40
–20
0 5 10 15 20 25 30 35 40
FREQUENCY (MHz)
AMPLITUDE (dBFS)
05089-012
80MSPS
10.1MHz @ –0.5dBFS
SNR: 73.9dB
ENOB: 12.0BITS
SFDR: 97dBc
0
Figure 12. 64K Point Single-Tone FFT/80 MSPS/10.1 MHz
–120
–100
–80
–60
–40
–20
0 5 10 15 20 25 30 35 40
FREQUENCY (MHz)
AMPLITUDE (dBFS)
05089-013
80MSPS
30.3MHz @ –0.5dBFS
SNR: 74.0dB
ENOB: 12.1BITS
SFDR: 95dBc
0
Figure 13. 64K Point Single-Tone FFT/80 MSPS/30.3 MHz
–120
–100
–80
–60
–40
–20
0 5 10 15 20 25 30 35 40
FREQUENCY (MHz)
AMPLITUDE (dBFS)
05089-014
80MSPS
70.3MHz @ –0.5dBFS
SNR: 73.3dB
ENOB: 11.9BITS
SFDR: 100dBc
0
Figure 14. 64K Point Single-Tone FFT/80 MSPS/70 MHz
–120
–100
–80
–60
–40
–20
0 5 10 15 20 25 30 35 40
FREQUENCY (MHz)
AMPLITUDE (dBFS)
05089-015
80MSPS
100.3MHz @ –0.5dBFS
SNR: 72.3dB
ENOB: 11.8BITS
SFDR: 96dBc
0
Figure 15. 64K Point Single-Tone FFT/80 MSPS/100 MHz
–120
–100
–80
–60
–40
–20
0 5 10 15 20 25 30 35 40
FREQUENCY (MHz)
AMPLITUDE (dBFS)
05089-016
0
80MSPS
125MHz @ –0.5dBFS
SNR: 71.2dB
ENOB: 11.6BITS
SFDR: 91dBc
Figure 16. 64K Point Single-Tone FFT/80 MSPS/125 MHz
–120
–100
–80
–60
–40
–20
0 5 10 15 20 25 30 35 40
FREQUENCY (MHz)
AMPLITUDE (dBFS)
05089-017
80MSPS
151MHz @ –0.5dBFS
SNR: 71.1dB
ENOB: 11.5BITS
SFDR: 87dBc
0
Figure 17. 64K Point Single-Tone FFT/80 MSPS/151 MHz