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AD9691 - Dual Analog-to-Digital Converter

General Description

The AD9691 is a dual, 14-bit, 1.25 GSPS analog-to-digital converter (ADC).

The device has an on-chip buffer and sample-and-hold circuit designed for low power, small size, and ease of use.

The device is designed for sampling wide bandwidth analog signals of up to 1.5 GHz.

Key Features

  • JESD204B (Subclass 1) coded serial digital outputs.
  • 1.9 W total power per channel (default settings).
  • SFDR = 77 dBFS at 340 MHz.
  • SNR = 63.4 dBFS at 340 MHz (AIN =.
  • 1.0 dBFS).
  • Noise density =.
  • 152.6 dBFS/Hz.
  • 1.25 V, 2.50 V, and 3.3 V dc supply operation.
  • No missing codes.
  • 1.58 V p-p differential full scale input voltage.
  • Flexible termination impedance.
  • 400 Ω, 200 Ω, 100 Ω, and 50 Ω differential.
  • 1.5 GHz usable analog input fu.

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Full PDF Text Transcription for AD9691 (Reference)

Note: Below is a high-fidelity text extraction (approx. 800 characters) for AD9691. For precise diagrams, and layout, please refer to the original PDF.

Data Sheet AD9691 14-Bit, 1.25 GSPS JESD204B, Dual Analog-to-Digital Converter FEATURES ► JESD204B (Subclass 1) coded serial digital outputs ► 1.9 W total power per chann...

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Subclass 1) coded serial digital outputs ► 1.9 W total power per channel (default settings) ► SFDR = 77 dBFS at 340 MHz ► SNR = 63.4 dBFS at 340 MHz (AIN = −1.0 dBFS) ► Noise density = −152.6 dBFS/Hz ► 1.25 V, 2.50 V, and 3.3 V dc supply operation ► No missing codes ► 1.58 V p-p differential full scale input voltage ► Flexible termination impedance ► 400 Ω, 200 Ω, 100 Ω, and 50 Ω differential ► 1.