AD9271 Analog Devices, AD9271 Datasheet - Page 14

• 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

AD9271
EQUIVALENT CIRCUITS
CLK+
CLK–
Figure 6. Equivalent LNA Output Circuit
Figure 7. Equivalent Clock Input Circuit
Figure 5. Equivalent LNA Input Circuit
LOSW-x
LG-x
LI-x,
LO-x,
10Ω
AVDD
10Ω
10Ω
VCM
10kΩ
10kΩ
15kΩ
AVDD
1.25V
Rev. B | Page 14 of 60
SCLK OR PDWN
OR STBY
SDIO
Figure 9. Equivalent Digital Output Circuit
Figure 10. Equivalent SCLK Input Circuit
Figure 8. Equivalent SDIO Input Circuit
DOUTx–
AVDD
V
V
30kΩ
350Ω
DRVDD
DRGND
1kΩ
30kΩ
V
V
DOUTx+