AD9445
TYPICAL PERFORMANCE CHARACTERISTICS
AVDD1 = 3.3 V, AVDD2 = 5.0 V, DRVDD = 3.3 V, rated sample rate, LVDS mode, DCS enabled, TA = 25°C, 2.0 V p-p differential
input, AIN = −1.0 dBFS, internal trimmed reference (nominal VREF = 1.0 V), unless otherwise noted.
0
–10
125MSPS
30.3MHz @ –1.0dBFS
–20
SNR = 73.4dB
ENOB = 12.1BITS
–30
SFDR = 94dBc
–40
–50
–60
–70
–80
–90
–100
–110
–120
–130
0
15.625
31.250
46.875
FREQUENCY (MHz)
62.500
Figure 12. AD9445-125 64k Point Single-Tone FFT/125 MSPS/30.3 MHz
0
–10
125MSPS
225.3MHz @ –1.0dBFS
–20
SNR = 72.9dB
ENOB = 12.1BITS
–30
SFDR = 88dBc
–40
–50
–60
–70
–80
–90
–100
–110
–120
–130
0
15.625
31.250
46.875
FREQUENCY (MHz)
62.500
Figure 15. AD9445-125 64k Point Single-Tone FFT/125 MSPS/225.3 MHz
0
–10
125MSPS
100.3MHz @ –1.0dBFS
–20
SNR = 0dB
ENOB = 12.1BITS
–30
SFDR = 96dBc
–40
–50
–60
–70
–80
–90
–100
–110
–120
–130
0
15.625
31.250
46.875
FREQUENCY (MHz)
62.500
Figure 13. AD9445-125 64k Point Single-Tone FFT/125 MSPS/100.3 MHz
0
–10
125MSPS
300.3MHz @ –1.0dBFS
–20
SNR = 72.0dB
ENOB = 11.8BITS
–30 SFDR = 87dBc
–40
–50
–60
–70
–80
–90
–100
–110
–120
–130
0
15.625
31.250
46.875
FREQUENCY (MHz)
62.500
Figure 16. AD9445-125 64k Point Single-Tone FFT/125 MSPS/300.3 MHz
0
–10
125MSPS
170.3MHz @ –1.0dBFS
–20
SNR = 73.2dB
ENOB = 12.0BITS
–30
SFDR = 91dBc
–40
–50
–60
–70
–80
–90
–100
–110
–120
–130
0
15.625
31.250
46.875
FREQUENCY (MHz)
62.500
Figure 14. AD9445-125 64k Point Single-Tone FFT/125 MSPS/170.3 MHz
0
–10
125MSPS
450.3MHz @ –1.0dBFS
–20
SNR = 70.5dB
ENOB = 11.6BITS
–30 SFDR = 69dBc
–40
–50
–60
–70
–80
–90
–100
–110
–120
–130
0
15.625
31.250
46.875
FREQUENCY (MHz)
62.500
Figure 17. AD9445-125 64k Point Single-Tone FFT/125 MSPS/450.3 MHz
Rev. 0 | Page 16 of 40