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AFE5851 - 16 CHANNEL VARIABLE GAIN AMPLIFIER

Description

The AFE5851 is an analog front-end targeting applications where the power and level of integration are critical.

The device contains 16 variable gain amplifiers (VGA), followed by an octal high speed (up to 65 MSPS) analog to digital converter (ADC).

Features

  • 1.
  • 16 Variable Gain Amplifiers (VGA).
  • 16 Single-Ended Buffered Inputs With 1VPP Maximum Swing.
  • 5.5nV/√Hz VCA Input Noise (31dB Gain).
  • Variable Gain.
  • 5dB to 31dB With 0.125dB Steps.
  • Digital Gain Control.
  • 3rd Order Anti-Aliasing Filter With Programmable Cut-Off Frequency (7.5, 10 and 14MHz).
  • Clamping.
  • Analog-to-Digital Converter (ADC).
  • Octal channel 12-bit, 65 MSPS.
  • 32.5 MSPS Maximum per Input Chann.

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Datasheet preview – AFE5851

Datasheet Details

Part number AFE5851
Manufacturer Texas Instruments
File Size 2.04 MB
Description 16 CHANNEL VARIABLE GAIN AMPLIFIER
Datasheet download datasheet AFE5851 Datasheet
Additional preview pages of the AFE5851 datasheet.

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Full PDF Text Transcription

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AFE5851 www.ti.com SLOS574B – SEPTEMBER 2008 – REVISED MAY 2010 16 CHANNEL VARIABLE GAIN AMPLIFIER (VGA) WITH OCTAL HIGH SPEED ADC Check for Samples: AFE5851 FEATURES 1 • 16 Variable Gain Amplifiers (VGA) – 16 Single-Ended Buffered Inputs With 1VPP Maximum Swing – 5.5nV/√Hz VCA Input Noise (31dB Gain). – Variable Gain –5dB to 31dB With 0.125dB Steps – Digital Gain Control • 3rd Order Anti-Aliasing Filter With Programmable Cut-Off Frequency (7.5, 10 and 14MHz). • Clamping • Analog-to-Digital Converter (ADC) – Octal channel 12-bit, 65 MSPS – 32.5 MSPS Maximum per Input Channel – 2 VGA Outputs Alternately Sampled by Each ADC – Internal and External Reference Support – No External Decoupling Required for References – Serial LVDS Outputs • 1.8V and 3.
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