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ADS7890

ADS7890 Manufacturer

Texas Instruments

ADS7890 Description

2.7V-5.25V Digital, 5V Analog, 14 Bit, 1.25 MSPS, Serial ADC w/Ref

ADS7890 Categories

14-Bit A/D Converters

ADS7890 Datasheet (PDF)

ADS7890 Datasheet
ADS7890: 14-Bit, 1.25 MSPS, Low Power, SAR Analog-to-Digital Converter

ADS7890 Price & Availability


Check ADS7890 Price & Availability at Canics

ADS7890 Features

  • 1.25 MHz Sample Rate, 14-Bit Resolution
  • Zero Latency
  • Unipolar, Pseudo Differential Input, Range:
    • 0 V to 2.5 V
  • SPI? Compatible Serial Interface
  • 77.5 dB SNR and -95 dB THD at 0.5 MHz I/P
  • Power Dissipation 45 mW at 1.25 MSPS
  • Nap Mode (10 mW Power Dissipation)
  • Power Down (10 µW)
  • Internal Reference
  • Internal Reference Buffer
  • 48-Pin TQFP Package
  • APPLICATIONS
    • Optical Networking (DWDM, MEMS Based Switching)
    • Spectrum Analyzers
    • High Speed Data Acquisition Systems
    • High Speed Close-Loop Systems
    • Telecommunication

ADS7890 Parameters

Pin/Package48TQFP
Approx. 1KU Price (US$)10.5
Input TypeVoltage
Resolution (Bits)14
Sample Rate (max)1.25MSPS
Search Sample Rate (Max) (SPS)1250000
ArchitectureSAR
Power Consumption (Typ) (mW)45
BipolarNo
SINAD (dB)77.4
SNR (dB)77.5
SFDR (dB)100
DNL (Max) (+/-LSB)+1.5/-1
Analog Voltage AV/DD (Min) (V)4.75
Analog Voltage AV/DD (Max) (V)5.25
Logic Voltage DV/DD (Min) (V)2.7
Logic Voltage DV/DD (Max) (V)5.25
Analog Input BW (MHz)50
Input Configuration RangeVREF
No. of Supplies2
INL (+/- %) (Max)0.009
No Missing Codes (Bits)14
Select parameters and click to see components with these parameters.

Products Similar to ADS7890

ADS7890IPFBR, ADS7890IPFBT

 
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