產品詳細資料

Sample rate (max) (Msps) 250 Resolution (Bits) 14 Number of input channels 4 Interface type DDR LVDS Analog input BW (MHz) 500 Features High Performance Rating Catalog Peak-to-peak input voltage range (V) 2 Power consumption (typ) (mW) 1470 Architecture Pipeline SNR (dB) 71.1 ENOB (Bits) 11.5 SFDR (dB) 87 Operating temperature range (°C) -40 to 85 Input buffer No
Sample rate (max) (Msps) 250 Resolution (Bits) 14 Number of input channels 4 Interface type DDR LVDS Analog input BW (MHz) 500 Features High Performance Rating Catalog Peak-to-peak input voltage range (V) 2 Power consumption (typ) (mW) 1470 Architecture Pipeline SNR (dB) 71.1 ENOB (Bits) 11.5 SFDR (dB) 87 Operating temperature range (°C) -40 to 85 Input buffer No
NFBGA (ZCR) 144 100 mm² 10 x 10
  • Quad Channel
  • 14-Bit Resolution
  • Maximum Sampling Data Rate: 250 MSPS
  • Power Dissipation:
    • 365 mW per Channel
  • Spectral Performance at 170-MHz IF (typ):
    • SNR: 69 dBFS
    • SFDR: 86 dBc
  • DDR LVDS Digital Output Interface
  • Internal Dither
  • Package: 144-Terminal NFBGA (10.00 mm × 10.00 mm)
  • Quad Channel
  • 14-Bit Resolution
  • Maximum Sampling Data Rate: 250 MSPS
  • Power Dissipation:
    • 365 mW per Channel
  • Spectral Performance at 170-MHz IF (typ):
    • SNR: 69 dBFS
    • SFDR: 86 dBc
  • DDR LVDS Digital Output Interface
  • Internal Dither
  • Package: 144-Terminal NFBGA (10.00 mm × 10.00 mm)

The ADS4449 is a high-linearity, quad-channel, 14-bit, 250-MSPS, analog-to-digital converter (ADC). Designed for low power consumption and high spurious-free dynamic range (SFDR), the device has low-noise performance and outstanding SFDR over a large input frequency range.

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The ADS4449 is a high-linearity, quad-channel, 14-bit, 250-MSPS, analog-to-digital converter (ADC). Designed for low power consumption and high spurious-free dynamic range (SFDR), the device has low-noise performance and outstanding SFDR over a large input frequency range.

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重要文件 類型 標題 格式選項 日期
* Data sheet ADS4449 Quad-Channel, 14-Bit, 250-MSPS, Low-Power ADC datasheet (Rev. B) PDF | HTML 2020年 10月 29日
EVM User's guide ADS4449 User Guide (Rev. A) 2016年 4月 26日
Application note Design Considerations for Avoiding Timing Errors during High-Speed ADC, LVDS Dat (Rev. A) 2015年 5月 22日
Application note Why Use Oversampling when Undersampling Can Do the Job? (Rev. A) 2013年 7月 19日

設計與開發

如需其他條款或必要資源,請按一下下方的任何標題以檢視詳細頁面 (如有)。

開發板

ADS4449EVM — ADS4449 四通道、14 位元、250 MSPS 類比轉數位轉換器評估模組

The ADS4449EVM is a circuit board that allows designers to evaluate the performance of Texas Instruments ADS4449, a quad-channel, 14-bit analog-to-digital converter (ADC) operating at sampling rates of up to 250 MSPS. Designed for low-power consumption and high spurious free dynamic range (SFDR), (...)

使用指南: PDF
TI.com 無法提供
開發模組 (EVM) 的 GUI

SLAC566 ADS4449EVM Software

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模擬型號

ADS58H4x IBIS Model (Rev. B)

SBAM164B.ZIP (36 KB) - IBIS Model
計算工具

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 (...)

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設計工具

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

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模擬工具

PSPICE-FOR-TI — PSpice® for TI 設計與模擬工具

PSpice® for TI 是有助於評估類比電路功能的設計和模擬環境。這款全功能設計和模擬套件使用 Cadence® 的類比分析引擎。PSpice for TI 包括業界最大的模型庫之一,涵蓋我們的類比和電源產品組合,以及特定類比行為模型,且使用無需支付費用。

PSpice for TI 設計和模擬環境可讓您使用其內建函式庫來模擬複雜的混合訊號設計。在進行佈局和製造之前,建立完整的終端設備設計和解決方案原型,進而縮短上市時間並降低開發成本。 

在 PSpice for TI 設計與模擬工具中,您可以搜尋 TI (...)
參考設計

TIDA-00094 — 具有可變增益放大器的四通道 250-Msps 數位器參考設計

This reference design shows a quad channel, 14-bit, 250-Msps digitizer with wide input range using the LMH6881 programmable differential amplifier and ADS4449 quad-channel, 14-bit, 250-Msps ADC. This combination allows an input voltage range of approximately 1 Vpp to 100 uVpp (4 dBm to -75 dBm) (...)
Design guide: PDF
電路圖: PDF
參考設計

TIDA-00093 — 最佳化 THS4509 以驅動高速 ADC 參考設計

This reference design shows the ability of the high-speed amplifier, THS4509 to perform single-ended to differential conversion to drive high-speed analog-to-digital converters (ADCs) while maintaining excellent noise and distortion performance. Performance versus input frequency is shown for both (...)
Design guide: PDF
電路圖: PDF
參考設計

TIDA-00092 — 將 LMH6554 最佳化以驅動高速 ADC

This reference design shows the ability of the high-speed amplifier, LMH6554, to perform single-ended to differential conversion to drive high-speed analog-to-digital converters (ADCs) while maintaining excellent noise and distortion performance. Performance versus input frequency is shown for both (...)
Design guide: PDF
電路圖: PDF
封裝 針腳 CAD 符號、佔位空間與 3D 模型
NFBGA (ZCR) 144 Ultra Librarian

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