AD9255 Analog Devices, AD9255 Datasheet - Page 23

• Manufacturer Part Number: AD9255
• Description: 14-Bit, 125 MSPS/105 MSPS/80 MSPS, 1.8 V Analog-to-Digital Converter
• Manufacturer: Analog Devices

Specifications of AD9255

• Resolution (bits): 14bit
• # Chan: 1
• Sample Rate: 125MSPS
• Interface: LVDS,Par,SPI
• Analog Input Type: Diff-Uni
• Ain Range: (2Vref) p-p,1 V p-p,2 V p-p
• Adc Architecture: Pipelined
• Pkg Type: CSP

AD9255
EQUIVALENT CIRCUITS
DRVDD
VIN+ OR
VIN–
PAD
Figure 53. Equivalent Analog Input Circuit
Figure 57. Digital Output
AVDD
SVDD
0.9V
26kΩ
10kΩ
10kΩ
350Ω
CLK+
CLK–
SDIO/DCS
Figure 54. Equivalent Clock Input Circuit
Figure 58. Equivalent SDIO/DCS Circuit
AVDD
SVDD
350Ω
VREF
SCLK/DFS
6kΩ
26kΩ
Figure 55. Equivalent VREF Circuit
Figure 59. Equivalent SCLK/DFS Input Circuit
AVDD
SVDD
26kΩ
350Ω
350Ω
SENSE
CSB
Figure 56. Equivalent SENSE Circuit
Figure 60. Equivalent CSB Input Circuit
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