AD9271 Analog Devices, AD9271 Datasheet - Page 15

• Manufacturer Part Number: AD9271
• Description: Octal LNA/VGA/AAF/ADC and Crosspoint Switch
• Manufacturer: Analog Devices

Specifications of AD9271

• Resolution (bits): 12bit
• # Chan: 8
• Sample Rate: 50MSPS
• Interface: LVDS,Ser
• Analog Input Type: SE-Uni
• Ain Range: 0.25 V p-p,0.32 V p-p,0.4 V p-p
• Adc Architecture: Pipelined
• Pkg Type: QFP

CSB
RBIAS
SENSE
Figure 12. Equivalent CSB Input Circuit
Figure 13. Equivalent SENSE Circuit
Figure 11. Equivalent RBIAS Circuit
AVDD
70kΩ
1kΩ
100Ω
1kΩ
AVDD
Rev. B | Page 15 of 60
Figure 17. Equivalent CWDx± Output Circuit
GAIN+
Figure 15. Equivalent GAIN+ Input Circuit
Figure 16. Equivalent GAIN− Input Circuit
GAIN–
Figure 14. Equivalent VREF Circuit
CWDx+,
CWDx–
VREF
50Ω
40kΩ
6kΩ
AVDD
10Ω
+0.5V
AD9271