AD9251-20EBZ Analog Devices Inc, AD9251-20EBZ Datasheet - Page 18

• Manufacturer Part Number: AD9251-20EBZ
• Description: 14 BIT DUAL 20 Msps Low Power ADC
• Manufacturer: Analog Devices Inc

Specifications of AD9251-20EBZ

• Number Of Adc's: 2
• Number Of Bits: 14
• Sampling Rate (per Second): 20M
• Data Interface: SPI™
• Inputs Per Adc: 1 Differential
• Input Range: 1.8 Vpp
• Power (typ) @ Conditions: 33mW @ 20 MSPS
• Voltage Supply Source: Single Supply
• Operating Temperature: -40°C ~ 85°C
• Utilized Ic / Part: AD9251
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

AD9251
EQUIVALENT CIRCUITS
SDIO/DCS
CLK+
CLK–
Figure 31. Equivalent SDIO/DCS Input Circuit
Figure 29. Equivalent Analog Input Circuit
Figure 30. Equivalent Clock Input Circuit
VIN±x
DRVDD
AVDD
350Ω
30kΩ
5Ω
5Ω
AVDD
30kΩ
15kΩ
15kΩ
0.9V
Rev. A | Page 18 of 36
Figure 33. Equivalent SCLK/DFS, SYNC, OEB, and PDWN Input Circuit
SCLK/DFS, SYNC,
OEB, AND PDWN
AND VCM
Figure 32. Equivalent Digital Output Circuit
RBIAS
Figure 34. Equivalent RBIAS, VCM Circuit
AVDD
DRVDD
350Ω
DRVDD
375Ω
30kΩ