Datasheet

AD6645
Rev. D | Page 9 of 24
TYPICAL PERFORMANCE CHARACTERISTICS
FREQUENCY (MHz)
–130
–120
–110
–100
–90
–80
–70
–60
–50
–40
–30
–20
–10
0
AMPLITUDE (dBFS)
2
6
5
4
3
50 10152025303540
ENCODE = 80MSPS
AIN = 2.2MHz @ –1dBFS
SNR = 75.0dB
SFDR = 93.0dBc
02647-010
Figure 4. Single Tone @ 2.2 MHz
FREQUENCY (MHz)
–130
–120
–110
–100
–90
–80
–70
–60
–50
–40
–30
–20
–10
0
AMPLITUDE (dBFS)
2
6
5
4
3
50 10152025303540
ENCODE = 80MSPS
AIN = 15.5MHz @ –1dBFS
SNR = 75.0dB
SFDR = 93.0dBc
0
2647-011
Figure 5. Single Tone @ 15.5 MHz
FREQUENCY (MHz)
–130
–120
–110
–100
–90
–80
–70
–60
–50
–40
–30
–20
–10
0
AMPLITUDE (dBFS)
2
6
5
4
3
50 10152025303540
ENCODE = 80MSPS
AIN = 29.5MHz @ –1dBFS
SNR = 74.5dB
SFDR = 93.0dBc
02647-012
Figure 6. Single Tone @ 29.5 MHz
FREQUENCY (MHz)
–130
–120
–110
–100
–90
–80
–70
–60
–50
–40
–30
–20
–10
0
AMPLITUDE (dBFS)
2
6
5
4
3
ENCODE = 80MSPS
AIN = 69.1MHz @ –1dBFS
SNR = 73.5dB
SFDR = 89.0dBc
50 10152025303540
02647-013
Figure 7. Single Tone @ 69.1 MHz
FREQUENCY (MHz)
–130
–120
–110
–100
–90
–80
–70
–60
–50
–40
–30
–20
–10
0
AMPLITUDE (dBFS)
2
6
5
4
3
ENCODE = 80MSPS
AIN = 150MHz @ –1dBFS
SNR = 73.0dB
SFDR = 70.0dBc
50 10152025303540
02647-014
Figure 8. Single Tone @ 150 MHz
FREQUENCY (MHz)
–130
–120
–110
–100
–90
–80
–70
–60
–50
–40
–30
–20
–10
0
AMPLITUDE (dBFS)
2
6
5
4
3
ENCODE = 80MSPS
AIN = 200MHz @ –1dBFS
SNR = 72.0dB
SFDR = 64.0dBc
50 10152025303540
02647-015
Figure 9. Single Tone @ 200 MHz