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High-speed ADCs (≥10 MSPS)

ADS4229

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Dual-Channel, 12-Bit, 250-MSPS Analog-to-Digital Converter (ADC)

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Data sheet

ADS4229

ACTIVE
Data sheet Order now

Product details

Sample rate (max) (Msps) 250 Resolution (Bits) 12 Number of input channels 2 Interface type DDR LVDS, Parallel CMOS Analog input BW (MHz) 600 Features Low Power Rating Catalog Peak-to-peak input voltage range (V) 2 Power consumption (typ) (mW) 470 Architecture Pipeline SNR (dB) 70.5 ENOB (Bits) 11.15 SFDR (dB) 80.8 Operating temperature range (°C) -40 to 85 Input buffer No
Sample rate (max) (Msps) 250 Resolution (Bits) 12 Number of input channels 2 Interface type DDR LVDS, Parallel CMOS Analog input BW (MHz) 600 Features Low Power Rating Catalog Peak-to-peak input voltage range (V) 2 Power consumption (typ) (mW) 470 Architecture Pipeline SNR (dB) 70.5 ENOB (Bits) 11.15 SFDR (dB) 80.8 Operating temperature range (°C) -40 to 85 Input buffer No
VQFN (RGC) 64 81 mm² 9 x 9
  • Maximum Sample Rate: 250 MSPS
  • Ultralow Power with Single 1.8-V Supply:
    • 545-mW Total Power at 250 MSPS
  • High Dynamic Performance:
    • 80.8-dBc SFDR at 170 MHz
    • 69.4-dBFS SNR at 170 MHz
  • Crosstalk: > 90 dB at 185 MHz
  • Programmable Gain Up to 6 dB for
    SNR and SFDR Trade-off
  • DC Offset Correction
  • Output Interface Options:
    • 1.8-V Parallel CMOS Interface
    • DDR LVDS With Programmable Swing:
      • Standard Swing: 350 mV
      • Low Swing: 200 mV
  • Supports Low Input Clock Amplitude
    Down to 200 mVPP
  • Package: 9-mm × 9-mm, 64-Pin Quad Flat
    No-Lead (QFN) Package
  • Maximum Sample Rate: 250 MSPS
  • Ultralow Power with Single 1.8-V Supply:
    • 545-mW Total Power at 250 MSPS
  • High Dynamic Performance:
    • 80.8-dBc SFDR at 170 MHz
    • 69.4-dBFS SNR at 170 MHz
  • Crosstalk: > 90 dB at 185 MHz
  • Programmable Gain Up to 6 dB for
    SNR and SFDR Trade-off
  • DC Offset Correction
  • Output Interface Options:
    • 1.8-V Parallel CMOS Interface
    • DDR LVDS With Programmable Swing:
      • Standard Swing: 350 mV
      • Low Swing: 200 mV
  • Supports Low Input Clock Amplitude
    Down to 200 mVPP
  • Package: 9-mm × 9-mm, 64-Pin Quad Flat
    No-Lead (QFN) Package

The ADS4229 is a member of the ADS42xx ultralow-power family of dual-channel, 12-bit and 14-bit analog-to-digital converters (ADCs). Innovative design techniques are used to achieve high dynamic performance, while consuming extremely low power with a 1.8-V supply. This topology makes the ADS4229 well-suited for multi-carrier, wide-bandwidth communications applications.

The ADS4229 has gain options that can be used to improve spurious-free dynamic range (SFDR) performance at lower full-scale input ranges. This device also includes a dc offset correction loop that can be used to cancel the ADC offset. Both double data rate (DDR) low-voltage differential signaling (LVDS) and parallel complementary metal oxide semiconductor (CMOS) digital output interfaces are available in a compact QFN-64 PowerPAD™ package.

The device includes internal references while the traditional reference pins and associated decoupling capacitors have been eliminated. The ADS4229 is specified over the industrial temperature range (–40°C to +85°C).

The ADS4229 is a member of the ADS42xx ultralow-power family of dual-channel, 12-bit and 14-bit analog-to-digital converters (ADCs). Innovative design techniques are used to achieve high dynamic performance, while consuming extremely low power with a 1.8-V supply. This topology makes the ADS4229 well-suited for multi-carrier, wide-bandwidth communications applications.

The ADS4229 has gain options that can be used to improve spurious-free dynamic range (SFDR) performance at lower full-scale input ranges. This device also includes a dc offset correction loop that can be used to cancel the ADC offset. Both double data rate (DDR) low-voltage differential signaling (LVDS) and parallel complementary metal oxide semiconductor (CMOS) digital output interfaces are available in a compact QFN-64 PowerPAD™ package.

The device includes internal references while the traditional reference pins and associated decoupling capacitors have been eliminated. The ADS4229 is specified over the industrial temperature range (–40°C to +85°C).
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Technical documentation

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Top documentation Type Title Format options Date
* Data sheet ADS4229 Dual-Channel, 12-Bit, 250-MSPS Ultralow-Power ADC datasheet (Rev. C) PDF | HTML 28 May 2015
Application note Design Considerations for Avoiding Timing Errors during High-Speed ADC, LVDS Dat (Rev. A) 22 May 2015
Application note Why Use Oversampling when Undersampling Can Do the Job? (Rev. A) 19 Jul 2013
User guide Interfacing Altera FPGAs to ADS4249 and DAC3482 (TIDA-00069 Reference Guide) 10 Jul 2012
Application note High-Speed, Analog-to-Digital Converter Basics 11 Jan 2012
Application note Driving High-Speed ADCs: Circuit Topologies and System-Level Parameters (Rev. A) 10 Sep 2010
Application note Smart Selection of ADC/DAC Enables Better Design of Software-Defined Radio 28 Apr 2009
Application note CDCE62005 as Clock Solution for High-Speed ADCs 04 Sep 2008
Application note CDCE72010 as a Clocking Solution for High-Speed Analog-to-Digital Converters 08 Jun 2008
Application note Phase Noise Performance and Jitter Cleaning Ability of CDCE72010 02 Jun 2008
Application note QFN Layout Guidelines 28 Jul 2006

Design & development

For additional terms or required resources, click any title below to view the detail page where available.

GUI for evaluation module (EVM)

ADS58C28SPIGUI-SW — ADS42xxx SPI GUI

ADS58C28SPIGUI-SW is the installation package for ADS58C28_ADS42xx_GUI which is used to access or write internal registers of ADS58C28 through an on-board USB port.
Supported products & hardware

Supported products & hardware
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GUI for evaluation module (EVM)

DATACONVERTERPRO-SW — High Speed Data Converter Pro GUI Installer, v5.31

This high-speed data converter pro GUI is a PC (Windows® XP/7/10 compatible) program designed to aid in evaluation of most TI high-speed data converter [analog-to-digital converter (ADC) and digital-to-analog converter (DAC)] and analog front-end (AFE) platforms. Designed to support the entire (...)

Supported products & hardware

Supported products & hardware
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Simulation model

ADS422x, ADS424x IBIS Model (Rev. B)

SBAM094B.ZIP (40 KB) - IBIS Model
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Calculation tool

ANALOG-ENGINEER-CALC — PC software analog engineer's calculator

The analog engineer’s calculator is designed to speed up many of the repetitive calculations that analog circuit design engineers use on a regular basis. This PC-based tool provides a graphical interface with a list of various common calculations ranging from setting operational-amplifier (...)

Supported products & hardware

Supported products & hardware
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Design tool

SBAC119 — TIGAR (Texas Instruments Graphical Evaluation of ADC Response Tool)

Supported products & hardware

Supported products & hardware
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Schematic

ADS42XX_58C28EVM DesignPkg (Rev. B)

SLAC459B.ZIP (6548 KB)
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Simulation tool

PSPICE-FOR-TI — PSpice® for TI design and simulation tool

PSpice® for TI is a design and simulation environment that helps evaluate functionality of analog circuits. This full-featured, design and simulation suite uses an analog analysis engine from Cadence®. Available at no cost, PSpice for TI includes one of the largest model libraries in the (...)
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