AD9255BCPZRL7-80 Datasheet, PDF (21/44 Pages) Analog Devices – 14-Bit, 125 MSPS/105 MSPS/80 MSPS

Data Sheet
100
SFDR @ –40°C
95
90
85
SNR @ –40°C
80
SFDR @ +25°C
SFDR @ +85°C
75
SNR @ +25°C
SNR @ +85°C
70
65
0
50
100
150
200
250
300
INPUT FREQUENCY (MHz)
Figure 42. AD9255-125 Single-Tone SNR/SFDR vs.
Input Frequency (fIN) and Temperature with 2 V p-p Full Scale
95
90
85
SFDR
80
75
SNR
70
65
0
50
100
150
200
250
300
INPUT FREQUENCY (MHz)
Figure 43. AD9255-125 Single-Tone SNR/SFDR vs.
Input Frequency (fIN) with 1 V p-p Full Scale
0
–20
SFDR (dBc)
–40
IMD3 (dBc)
–60
–80
–100
SFDR (dBFS)
–120
IMD3 (dBFS)
–140
–90
–78
–66
–54
–42
–30
–18
–6
INPUT AMPLITUDE (dBFS)
Figure 44. AD9255-125 Two-Tone SFDR/IMD3 vs. Input Amplitude (AIN)
with fIN1 = 29.1 MHz, fIN2 = 32.1 MHz, fS = 125 MSPS
AD9255
0
–20
–40
IMD3 (dBc)
–60
SFDR (dBc)
–80
–100
–120
SFDR (dBFS)
IMD3 (dBFS)
–140
–90
–78
–66
–54
–42
–30
–18
–6
INPUT AMPLITUDE (dBFS)
Figure 45. AD9255-125 Two-Tone SFDR/IMD3 vs. Input Amplitude (AIN)
with fIN1 = 169.1 MHz, fIN2 = 172.1 MHz, fS = 125 MSPS
0
125MSPS
29.1MHz @ –7dBFS
–20 ^{32.1MHz @ –7dBFS}
SFDR = 94.4dBc
(101.4dBFS)
–40
–60
–80
–100
–120
–140
0
10
20
30
40
50
60
FREQUENCY (MHz)
Figure 46. AD9255-125 Two-Tone FFT with fIN1 = 29.1 MHz and fIN2 = 32.1 MHz
0
125MSPS
169.1MHz @ –7dBFS
–20 ^{172.1MHz @ –7dBFS}
SFDR = 79.5dBc (86.5dBFS)
–40
–60
–80
–100
–120
–140
0
10
20
30
40
50
60
FREQUENCY (MHz)
Figure 47. AD9255-125 Two-Tone FFT with fIN1 = 169.1 MHz and
fIN2 = 172.1 MHz
Rev. C | Page 21 of 44