AD9268 Analog Devices, AD9268 Datasheet - Page 25

• Manufacturer Part Number: AD9268
• Description: 16-Bit, 125 MSPS/105 MSPS/80 MSPS, 1.8 V Dual Analog-to-Digital Converter
• Manufacturer: Analog Devices

Specifications of AD9268

• Resolution (bits): 16bit
• # Chan: 2
• Sample Rate: 125MSPS
• Interface: Par
• Analog Input Type: Diff-Uni
• Ain Range: (2Vref) p-p,1 V p-p,2 V p-p
• Adc Architecture: Pipelined
• Pkg Type: CSP

AD9268
EQUIVALENT CIRCUITS
AVDD
VIN
350Ω
SENSE
Figure 55. Equivalent Analog Input Circuit
Figure 60. Equivalent SENSE Circuit
AVDD
DRVDD
0.9V
26kΩ
10kΩ
10kΩ
350Ω
CLK+
CLK–
CSB
Figure 61. Equivalent CSB Input Circuit
Figure 56. Equivalent Clock Input Circuit
AVDD
DRVDD
VREF
PAD
6kΩ
Figure 62. Equivalent VREF Circuit
Figure 57. Digital Output
DRVDD
26kΩ
350Ω
350Ω
PDWN
SDIO/DCS
26kΩ
Figure 63. Equivalent PDWN Input Circuit
Figure 58. Equivalent SDIO/DCS Circuit
DRVDD
350Ω
SCLK/DFS
OR OEB
26kΩ
Figure 59. Equivalent SCLK/DFS or OEB Input Circuit
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