ADS2806

ACTIVO

Convertidor analógico a digital (ADC) de dos canales, 12 bits y 32 MSPS

Detalles del producto

Sample rate (max) (Msps) 32 Resolution (Bits) 12 Number of input channels 2 Interface type Parallel CMOS Analog input BW (MHz) 270 Features Low Power Rating Catalog Peak-to-peak input voltage range (V) 2, 3 Power consumption (typ) (mW) 430 Architecture Pipeline SNR (dB) 69.2 ENOB (Bits) 10.7 SFDR (dB) 73.5 Operating temperature range (°C) -40 to 85 Input buffer No
Sample rate (max) (Msps) 32 Resolution (Bits) 12 Number of input channels 2 Interface type Parallel CMOS Analog input BW (MHz) 270 Features Low Power Rating Catalog Peak-to-peak input voltage range (V) 2, 3 Power consumption (typ) (mW) 430 Architecture Pipeline SNR (dB) 69.2 ENOB (Bits) 10.7 SFDR (dB) 73.5 Operating temperature range (°C) -40 to 85 Input buffer No
HTQFP (PAP) 64 144 mm² 12 x 12
  • SPURIOUS-FREE DYNAMIC RANGE:
       73dB at 10MHz fIN
  • HIGH SNR: 67dB (2Vp-p), 69dB (3Vp-p)
  • INTERNAL OR EXTERNAL REFERENCE
  • LOW DLE: ±0.4LSB
  • FLEXIBLE INPUT RANGE: 2Vp-p to 3Vp-p
  • TQFP-64 POWER PACKAGE
  • APPLICATIONS
    • COMMUNICATIONS IF PROCESSING
    • COMMUNICATIONS BASESTATIONS
    • TEST EQUIPMENT
    • MEDICAL IMAGING
    • VIDEO DIGITIZING
    • CCD DIGITIZING

  • SPURIOUS-FREE DYNAMIC RANGE:
       73dB at 10MHz fIN
  • HIGH SNR: 67dB (2Vp-p), 69dB (3Vp-p)
  • INTERNAL OR EXTERNAL REFERENCE
  • LOW DLE: ±0.4LSB
  • FLEXIBLE INPUT RANGE: 2Vp-p to 3Vp-p
  • TQFP-64 POWER PACKAGE
  • APPLICATIONS
    • COMMUNICATIONS IF PROCESSING
    • COMMUNICATIONS BASESTATIONS
    • TEST EQUIPMENT
    • MEDICAL IMAGING
    • VIDEO DIGITIZING
    • CCD DIGITIZING

The ADS2806 is a dual, high-speed, high dynamic range, 12-bit pipelined Analog-to-Digital Converter (ADC). This converter includes a high-bandwidth track-and-hold that gives excellent spurious performance up to and beyond the Nyquist rate. The differential nature of this track-and-hold and ADC circuitry minimizes even-order harmonics and gives excellent common-mode noise immunity. The track-and-hold can also be operated single-ended.

The ADS2806 provides for setting the full-scale range of the converter without any external reference circuitry. The internal reference can be disabled allowing low drive, external references to be used for improved tracking in multichannel systems.

The ADS2806 provides an over-range indicator flag to indicate an input signal that exceeds the full-scale input range of the converter. This flag can be used to reduce the gain of front end gain control circuitry. There is also an output enable pin to allow for multiplexing and testability on a PC board.

The ADS2806 employs digital error correction techniques to provide excellent differential linearity for demanding imaging applications. The ADS2806 is available in a TQFP-64 power package.

The ADS2806 is a dual, high-speed, high dynamic range, 12-bit pipelined Analog-to-Digital Converter (ADC). This converter includes a high-bandwidth track-and-hold that gives excellent spurious performance up to and beyond the Nyquist rate. The differential nature of this track-and-hold and ADC circuitry minimizes even-order harmonics and gives excellent common-mode noise immunity. The track-and-hold can also be operated single-ended.

The ADS2806 provides for setting the full-scale range of the converter without any external reference circuitry. The internal reference can be disabled allowing low drive, external references to be used for improved tracking in multichannel systems.

The ADS2806 provides an over-range indicator flag to indicate an input signal that exceeds the full-scale input range of the converter. This flag can be used to reduce the gain of front end gain control circuitry. There is also an output enable pin to allow for multiplexing and testability on a PC board.

The ADS2806 employs digital error correction techniques to provide excellent differential linearity for demanding imaging applications. The ADS2806 is available in a TQFP-64 power package.

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Documentación técnica

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Documentación principal Tipo Título Opciones de formato Fecha
* Data sheet ADS2806: Dual, 12-Bit, 20MHz Sampling Analog-to-Digital Converter datasheet (Rev. B) 30 abr 2002
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 abr 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

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