AD9057-60 AD [Analog Devices], AD9057-60 Datasheet - Page 5

• Manufacturer Part Number: AD9057-60
• Description: 8-Bit 40 MSPS/60 MSPS/80 MSPS A/D Converter
• Manufacturer: AD [Analog Devices]

REV. B
Figure 2. Spectral Plot 60 MSPS, 10.3 MHz
–10
–20
–30
–40
–50
–60
–70
–80
–90
–10
–20
–30
–40
–50
–60
–70
–80
–90
30
48
46
44
42
40
38
36
34
32
Figure 3. Spectral Plot 60 MSPS, 76 MHz
Figure 4. SINAD/SNR vs. AIN Frequency
0
0
0
0
0
ENCODE = 60MSPS
ANALOG IN = 76MHz, –0.5dBFS
SINAD = 44.9dB
ENOB = 7.16 BITS
SNR = 45.2dB
20
ENCODE = 60MSPS
AIN = –0.5dBFS
ANALOG INPUT FREQUENCY – MHz
40
FREQUENCY – MHz
FREQUENCY – MHz
60
ENCODE = 60MSPS
ANALOG IN = 10.3MHz, –0.5dBFS
SINAD = 46.1dB
ENOB = 7.36 BITS
SNR = 46.5dB
80
SINAD
100
SNR
120
140
30
30
160
Typical Performance Characteristics–AD9057
–5–
Figure 5. Harmonic Distortion vs. AIN Frequency
Figure 6. Two-Tone Intermodulation Distortion
–90
–30
–35
–40
–45
–50
–55
–60
–65
–70
–10
–20
–30
–40
–50
–60
–70
–80
54
48
42
36
30
24
18
12
0
0
Figure 7. SINAD/SNR vs. Encode Rate
0
0
5
ENCODE = 60MSPS
AIN = –0.5dBFS
AIN = 10.3MHz, –0.5dBFS
10
20
20
ANALOG INPUT FREQUENCY – MHz
40
10
ENCODE RATE – MSPS
30
FREQUENCY – MHz
60
2
40
ND
HARMONIC
ENCODE = 60MSPS
F1 IN = 9.5MHz @ –7.0dBFS
F2 IN = 9.9MHz @ –7.0dBFS
2F1 - F2 = –52.0dBc
2F2 - F1 = –53.0dBc
80
50
100
20
60
3
RD
120
70
HARMONIC
SINAD
SNR
140
80
160
30
90