Datasheet

AD9218
Rev. C | Page 13 of 28
TYPICAL PERFORMANCE CHARACTERISTICS
–100
–90
–80
–70
–60
–50
–40
–30
–20
–10
0
(dB)
052.5
02001-014
ENCODE = 105MSPS
A
IN
= 50.1MHz AT –0.5dBFS
SNR = 53.8dB
SINAD = 53.4dB
H2 = –69dB
H3 = –65.8dB
Figure 14. FFT: FS = 105 MSPS, A
IN
= 50.1 MHz @ –0.5 dBFS, Differential,
1 V p-p Input Range
–100
–90
–80
–70
–60
–50
–40
–30
–20
–10
0
(dB)
040
02001-015
ENCODE = 80MSPS
A
IN
= 39MHz AT –0.5dBFS
SNR = 56.1dB
SINAD = 55.5dB
H2 = –71.8dB
H3 = –66.2dB
Figure 15. FFT: FS = 80 MSPS, A
IN
= 39 MHz @ –0.5 dBFS, Differential,
1 V p-p Input Range
–100
–90
–80
–70
–60
–50
–40
–30
–20
–10
0
(dB)
032.5
02001-016
ENCODE = 65MSPS
A
IN
= 30.3MHz AT –0.5dBFS
SNR = 56.1dB
SINAD = 55.9dB
SFDR = 72dB
H2 = –83.2dB
H3 = –79dB
Figure 16. FFT: FS = 65 MSPS, A
IN
= 30.3 MHz @ –0.5 dBFS, Differential,
2 V p-p Input Range
–100
–90
–80
–70
–60
–50
–40
–30
–20
–10
0
(dB)
020
02001-017
ENCODE = 40MSPS
A
IN
= 19.75MHz AT –0.5dBFS
SNR = 58.4dB
SINAD = 58.3dB
H2 = –87dB
H3 = –81dB
Figure 17. FFT: FS = 40 MSPS, A
IN
= 19.75 MHz @ –0.5 dBFS, Differential,
1 V p-p Input Range
–100
–90
–80
–70
–60
–50
–40
–30
–20
–10
0
(dB)
040
02001-018
ENCODE = 105MSPS
A
IN
= 70MHz AT –0.5dBFS
SNR = 51.9dB
SINAD = 51.8dB
H2 = –70.5dB
H3 = –76.3dB
Figure 18. FFT: FS = 105 MSPS A
IN
= 70 MHz @ –0.5 dBFS, Differential,
1 V p-p Input Range
–100
–90
–80
–70
–60
–50
–40
–30
–20
–10
0
(dB)
032.5
02001-019
ENCODE = 65MSPS
A
IN
= 15MHz AT –0.5dBFS
SNR = 56.4dB
SINAD = 55.9dB
H2 = –73.9dB
H3 = –71.7dB
Figure 19. FFT: FS = 65 MSPS, A
IN
= 15 MHz @ – 0.5 dBFS; with AD8138 Driving
ADC Inputs, 1 V p-p Input Range