AD9260 Analog Devices, AD9260 Datasheet - Page 16

• Manufacturer Part Number: AD9260
• Description: 16-Bit High Speed Oversampled A/D Converter
• Manufacturer: Analog Devices

Specifications of AD9260

• Resolution (bits): 16bit
• # Chan: 1
• Sample Rate: 2.5MSPS
• Interface: Par
• Analog Input Type: Diff-Uni
• Ain Range: 4 V p-p
• Adc Architecture: Sigma-Delta
• Pkg Type: QFP

AD9260
TYPICAL AC CHARACTERIZATION CURVES FOR 8× MODE
AVDD = DVDD = DRVDD = +5 V, 4 V Input Span, Differential DC Coupled Input with CML = 2 V, Full Bias.
Figure 23. SINAD vs. Input Frequency (f
–100
–105
–110
–70
–75
–80
–85
–90
–95
105
100
90
85
80
75
70
65
60
limited by noise contribution of input differential op amp driver.
95
90
85
80
0.1
0.1
0.1
Figure 25. SFDR vs. Input Frequency (f
Figure 24. THD vs. Input Frequency (f
–0.5dBFS
–20dBFS
–0.5dBFS
–6.0dBFS
–20dBFS
–6.0dBFS
–20dBFS
–6.0dBFS
INPUT FREQUENCY (MHz)
INPUT FREQUENCY (MHz)
INPUT FREQUENCY (MHz)
–0.5dBFS
CLOCK
= 20 MSPS) SINAD performance
CLOCK
CLOCK
= 20 MSPS)
= 20 MSPS)
1.0
1.0
1.0
Rev. C | Page 16 of 44
–100
–105
–70
–75
–80
–85
–90
–95
105
100
90
85
80
75
70
65
60
95
90
85
80
0.1
0.1
0.1
Figure 26. SINAD vs. Input Frequency (f
Figure 28. SFDR vs. Input Frequency (f
Figure 27. THD vs. Input Frequency (f
–6.0dBFS
INPUT FREQUENCY (MHz)
INPUT FREQUENCY (MHz)
INPUT FREQUENCY (MHz)
–0.5dBFS
–20dBFS
CLOCK
CLOCK
CLOCk
–6.0dBFS
–20dBFS
–20dBFS
–6.0dBFS
–0.5dBFS
–0.5dBFS
= 10 MSPS)
- = 10 MSPS)
= 10 MSPS)
1.0
1.0
1.0