AD9248 Analog Devices, AD9248 Datasheet - Page 13

• Manufacturer Part Number: AD9248
• Description: Dual 14-Bit, 20/40/65 MSPS, 3 V Analog-to-Digital Converter
• Manufacturer: Analog Devices

Specifications of AD9248

• Resolution (bits): 14bit
• # Chan: 2
• Sample Rate: 65MSPS
• Interface: Par
• Analog Input Type: Diff-Uni,SE-Uni
• Ain Range: 1 V p-p,2 V p-p,Uni 1.0V,Uni 2.0V
• Adc Architecture: Pipelined
• Pkg Type: QFP

Figure 11. AD9248-65 Single-Tone SFDR/SNR vs. A
Figure 12. AD9248-40 Single-Tone SFDR/SNR vs. A
Figure 13. AD9248-20 Single-Tone SFDR/SNR vs. A
100
100
100
90
80
70
60
50
40
90
80
70
60
50
40
90
80
70
60
50
40
–35
–35
–35
–30
–30
–30
–25
–25
–25
INPUT AMPLITUDE (dBFS)
INPUT AMPLITUDE (dBFS)
INPUT AMPLITUDE (dBFS)
–20
–20
–20
SNR
SFDR
SNR
SFDR
SNR
SNR
–15
–15
–15
SNR
SNR
SFDR
–10
–10
–10
IN
IN
IN
with f
with f
with f
–5
–5
–5
IN
IN
IN
= 32.5 MHz
= 20 MHz
= 10 MHz
0
0
0
Rev. B | Page 13 of 48
95
90
85
80
75
70
65
95
90
85
80
75
70
65
95
90
85
80
75
70
65
0
0
0
Figure 14. AD9248-65 Single-Tone SFDR/SNR vs. f
Figure 15. AD9248-40 Single-Tone SFDR/SNR vs. f
Figure 16. AD9248-20 Single-Tone SFDR/SNR vs. f
20
20
20
40
40
40
INPUT FREQUENCY (MHz)
INPUT FREQUENCY (MHz)
INPUT FREQUENCY (MHz)
SNR
SFDR
SNR
SFDR
SNR
SNR
SNR
60
60
60
SNR
SFDR
80
80
80
100
100
100
120
120
120
AD9248
IN
IN
IN
140
140
140