AD9640 Analog Devices, AD9640 Datasheet - Page 19

• Manufacturer Part Number: AD9640
• Description: 14-Bit, 80/105/125/150 MSPS, 1.8 V Dual Analog-to-Digital Converter
• Manufacturer: Analog Devices

Specifications of AD9640

• Resolution (bits): 14bit
• # Chan: 2
• Sample Rate: 150MSPS
• Interface: Par
• Analog Input Type: Diff-Uni
• Ain Range: 1 V p-p,2 V p-p
• Adc Architecture: Pipelined
• Pkg Type: CSP

AD9640
EQUIVALENT CIRCUITS
DVDD
1kΩ
SCLK/DFS
VIN
26kΩ
Figure 8. Equivalent Analog Input Circuit
Figure 12. Equivalent SCLK/DFS Input Circuit
AVDD
1kΩ
1.2V
SENSE
10kΩ
10kΩ
CLK+
CLK–
Figure 13. Equivalent SENSE Circuit
Figure 9. Equivalent Clock Input Circuit
DRVDD
DVDD
DVDD
26kΩ
1kΩ
CSB
DRGND
Figure 10. Digital Output
Figure 14. Equivalent CSB Input Circuit
DRVDD
DVDD
AVDD
26kΩ
DVDD
1kΩ
SDIO/DCS
VREF
6kΩ
DRVDD
Figure 11. Equivalent SDIO/DCS or SMI SDFS Circuit
Figure 15. Equivalent VREF Circuit
Rev. B | Page 19 of 52