ADS4128

AKTIV

Analog-Digital-Wandler (ADC), 12 Bit, 200 MSPS

Produktdetails

Sample rate (max) (Msps) 200 Resolution (Bits) 12 Number of input channels 1 Interface type DDR LVDS, Parallel CMOS Analog input BW (MHz) 800 Features Low Power Rating Catalog Peak-to-peak input voltage range (V) 2 Power consumption (typ) (mW) 212 Architecture Pipeline SNR (dB) 70 ENOB (Bits) 11.2 SFDR (dB) 87 Operating temperature range (°C) -40 to 85 Input buffer No
Sample rate (max) (Msps) 200 Resolution (Bits) 12 Number of input channels 1 Interface type DDR LVDS, Parallel CMOS Analog input BW (MHz) 800 Features Low Power Rating Catalog Peak-to-peak input voltage range (V) 2 Power consumption (typ) (mW) 212 Architecture Pipeline SNR (dB) 70 ENOB (Bits) 11.2 SFDR (dB) 87 Operating temperature range (°C) -40 to 85 Input buffer No
VQFN (RGZ) 48 49 mm² (7 mm × 7 mm)
  • Maximum Sample Rate: 200 MSPS
  • Ultralow Power with 1.8-V Single Supply:
    • 230-mW Total Power at 200 MSPS
  • High Dynamic Performance:
    • SNR: 69 dBFS at 170 MHz
    • SFDR: 85 dBc at 170 MHz
  • Dynamic Power Scaling With Sample Rate
  • Output Interface:
    • Double Data Rate (DDR) LVDS with
      Programmable Swing and Strength
      • Standard Swing: 350 mV
      • Low Swing: 200 mV
      • Default Strength: 100-Ω Termination
      • 2× Strength: 50-Ω Termination
    • 1.8-V Parallel CMOS Interface Also Supported
  • Programmable Gain up to 6 dB for SNR and

    SFDR Trade-Off
  • DC Offset Correction
  • Supports Low Input Clock Amplitude Down to 200
    mVPP
  • Package: 7.00 mm × 7.00 mm VQFN-48
  • Maximum Sample Rate: 200 MSPS
  • Ultralow Power with 1.8-V Single Supply:
    • 230-mW Total Power at 200 MSPS
  • High Dynamic Performance:
    • SNR: 69 dBFS at 170 MHz
    • SFDR: 85 dBc at 170 MHz
  • Dynamic Power Scaling With Sample Rate
  • Output Interface:
    • Double Data Rate (DDR) LVDS with
      Programmable Swing and Strength
      • Standard Swing: 350 mV
      • Low Swing: 200 mV
      • Default Strength: 100-Ω Termination
      • 2× Strength: 50-Ω Termination
    • 1.8-V Parallel CMOS Interface Also Supported
  • Programmable Gain up to 6 dB for SNR and

    SFDR Trade-Off
  • DC Offset Correction
  • Supports Low Input Clock Amplitude Down to 200
    mVPP
  • Package: 7.00 mm × 7.00 mm VQFN-48

The ADS4128 is a 12-bit analog-to-digital converter (ADC) with sampling rates up to 200 MSPS. This device uses innovative design techniques to achieve high dynamic performance, while consuming extremely low power at 1.8-V supply. The device is well-suited for multi-carrier, wide-bandwidth communications applications.

The ADS4128 has fine-gain options that can be used to improve SFDR performance at lower full-scale input ranges, especially at high input frequencies. It includes a dc offset correction loop that can be used to cancel the ADC offset. At lower sampling rates, the ADC automatically operates at scaled-down power with no loss in performance.

The ADS4128 is available in a compact VQFN-48 package and is specified over the industrial temperature range (–40°C to 85°C).

The ADS4128 is a 12-bit analog-to-digital converter (ADC) with sampling rates up to 200 MSPS. This device uses innovative design techniques to achieve high dynamic performance, while consuming extremely low power at 1.8-V supply. The device is well-suited for multi-carrier, wide-bandwidth communications applications.

The ADS4128 has fine-gain options that can be used to improve SFDR performance at lower full-scale input ranges, especially at high input frequencies. It includes a dc offset correction loop that can be used to cancel the ADC offset. At lower sampling rates, the ADC automatically operates at scaled-down power with no loss in performance.

The ADS4128 is available in a compact VQFN-48 package and is specified over the industrial temperature range (–40°C to 85°C).

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Technische Dokumentation

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Top-Dokumentation Typ Titel Format-Optionen Neueste englische Version herunterladen Datum
* Datenblatt ADS4128 12-Bit, 200-MSPS, Ultralow-Power ADC datasheet (Rev. A) PDF | HTML 04.04.2016
* Benutzerhandbuch Interfacing Altera FPGAs to ADS4249 and DAC3482 (TIDA-00069 Reference Guide) 10.07.2012
Anwendungshinweis Design Considerations for Avoiding Timing Errors during High-Speed ADC, LVDS Dat (Rev. A) 22.05.2015
Anwendungshinweis Why Use Oversampling when Undersampling Can Do the Job? (Rev. A) 19.07.2013

Design und Entwicklung

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Simulationsmodell

ADS4128 IBIS Model

SBAM161.ZIP (164 KB) - IBIS-Modell
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