AD9648 Analog Devices, AD9648 Datasheet - Page 40

• Manufacturer Part Number: AD9648
• Description: 14-Bit, 125 MSPS/105 MSPS, 1.8 V Dual Analog-to-Digital Converter
• Manufacturer: Analog Devices

Specifications of AD9648

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

AD9648
User I/O Control 2 (Register 0x101)
Bit 7—OEB Pin Enable
If the OEB pin enable bit (Bit 7) is set, the OEB pin is enabled.
If Bit 7 is clear, the OEB pin is disabled (default).
Bits[6:1]—Open
Bit 0—SDIO Pull-Down
Bit 0 can be set to disable the internal 30 kΩ pull-down on the
SDIO pin, which can be used to limit the loading when many
devices are connected to the SPI bus.
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User I/O Control 3 (Register 0x102)
Bits[7:4]—Open
Bit 3—VCM Power-Down
Bit 3 can be set high to power down the internal VCM
generator. This feature is used when applying an external
reference.
Bits[2:0]—Open