LTC2236

10-Bit, 25Msps Low Noise 3V ADCs

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Overview

Features and Benefits

  • Sample Rate: 65Msps/40Msps/25Msps
  • Single 3V Supply (2.7V to 3.4V)
  • Low Power: 205mW/120mW/75mW
  • 61.8dB SNR
  • 85dB SFDR
  • No Missing Codes
  • Flexible Input: 1VP-P to 2VP-P Range
  • 575MHz Full Power Bandwidth S/H
  • Clock Duty Cycle Stabilizer
  • Shutdown and Nap Modes
  • Pin Compatible Family:
    • 125Msps: LTC2251 (10-Bit), LTC2253 (12-Bit)
    • 105Msps: LTC2250 (10-Bit), LTC2252 (12-Bit)
    • 80Msps: LTC2239 (10-Bit), LTC2229 (12-Bit)
    • 65Msps: LTC2238 (10-Bit), LTC2228 (12-Bit)
    • 40Msps: LTC2237 (10-Bit), LTC2227 (12-Bit)
    • 25Msps: LTC2236 (10-Bit), LTC2226 (12-Bit)
  • 32-Pin (5mm × 5mm) QFN Package

Product Details

The LTC2238/LTC2237/LTC2236 are 10-bit 65Msps/40Msps/25Msps, low power 3V A/D converters designed for digitizing high frequency, wide dynamic range signals. The LTC2238/LTC2237/LTC2236 are perfect for demanding imaging and communications applications with AC performance that includes 61.8dB SNR and 85dB SFDR for signals at the Nyquist frequency.

DC specs include ±0.1LSB INL (typ), ±0.05LSB DNL (typ) and ±0.5LSB INL, ±0.5LSB DNL over temperature. The transition noise is a low 0.07LSBRMS.

A single 3V supply allows low power operation. A separate output supply allows the outputs to drive 0.5V to 3.3V logic.

A single-ended CLK input controls converter operation. An optional clock duty cycle stabilizer allows high performance at full speed for a wide range of clock duty cycles.

Applications

  • Wireless and Wired Broadband Communication
  • Imaging Systems
  • Ultrasound
  • Spectral Analysis
  • Portable Instrumentation

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At least one model within this product family is in production and available for purchase. The product is appropriate for new designs but newer alternatives may exist.

Evaluation Kits (1)

Documentation

Software & Systems Requirements

Evaluation Software

LinearLab Tools
A collection of Matlab and Python programs that provide direct access to Linear Technology’s data converter evaluation boards.

PScope
The PScope System is a USB-based product demonstration and data acquisition system for use with high performance ADCs and signal chain receiver family. PScope allows users to evaluate the SNR, SFDR, THD, as well as other key parameters, quickly and easily.

Tools & Simulations

IBIS Models

Product Recommendations

LTC2236 Companion Parts

Recommended ADC Drivers

Recommended Suggested Oscillator

Reference Materials

Design Resources

ADI has always placed the highest emphasis on delivering products that meet the maximum levels of quality and reliability. We achieve this by incorporating quality and reliability checks in every scope of product and process design, and in the manufacturing process as well.  "Zero defects" for shipped products is always our goal.

LTC2236 Material Declaration
Quality And Reliability
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The USA list pricing shown is for BUDGETARY USE ONLY, shown in United States dollars (FOB USA per unit for the stated volume), and is subject to change. International prices may differ due to local duties, taxes, fees and exchange rates. For volume-specific price or delivery quotes, please contact your local Analog Devices, Inc. sales office or authorized distributor. Pricing displayed for Evaluation Boards and Kits is based on 1-piece pricing.


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Up to two boards can be purchased through Analog.com. To order more than two, please purchase through one of our listed distributors.
Pricing displayed is based on 1-piece. The USA list pricing shown is for budgetary use only, shown in United States dollars (FOB USA per unit), and is subject to change. International prices may vary due to local duties, taxes, fees and exchange rates.