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ADS7891IPFBT

ADS7891IPFBT Description

2.7V-5.25V Digital, 5V Analog, 14 bit, 3 MSPS, Parallel ADC W/Ref

ADS7891IPFBT Description

IC ADC 14BIT 3MSPS LP 48-TQFP

ADS7891IPFBT Categories

14-Bit A/D Converters

ADS7891IPFBT Manufacturer

Texas Instruments

ADS7891IPFBT Datasheet (PDF)

ADS7891IPFBT Datasheet
ADS7891
ADS7891: 14-Bit, 3 MSPS Low-Power SAR ADC

ADS7891IPFBT Price & Availability


Check ADS7891IPFBT Price & Availability at Canics

ADS7891IPFBT Features

  • 3 MHz Sample Rate, 14-Bit Resolution
  • Zero Latency
  • Unipolar, Pseudo Differential Input, Range:
    • 0 V to 2.5 V
  • High Speed Parallel Interface
  • 78 dB SNR and 88.5 dB THD at 3 MSPS
  • Power Dissipation 85 mW at 3 MSPS
  • Nap Mode (10 mW Power Dissipation)
  • Power Down (10 µW)
  • Internal Reference
  • Internal Reference Buffer
  • 8-/14-Bit Bus Transfer
  • 48-Pin TQFP Package
  • APPLICATIONS
    • Optical Networking (DWDM, MEMS Based Switching)
    • Spectrum Analyzers
    • High Speed Data Acquisition Systems
    • High Speed Close-Loop Systems
    • Telecommunication
    • Ultra-Sound Detection

ADS7891IPFBT Parameters

Pin/Package48TQFP
Approx. 1KU Price (US$)10.5
StatusACTIVE
Temp (oC)-40 to 85
Budget Price ($US) | QTY10.50 | 1KU
Package Type | PinsTQFP (PFB) | 48
STD Pack QTY250
Input TypeVoltage
Resolution (Bits)14
Sample Rate (max)3MSPS
Search Sample Rate (Max) (SPS)3000000
ArchitectureSAR
Power Consumption (Typ) (mW)85
BipolarNo
SINAD (dB)77
SNR (dB)77.5
SFDR (dB)88
DNL (Max) (+/-LSB)+1.5/-1
INL (Max) (+/-LSB)1.5
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
Power Dissipation (Max)90mW
CategoryIntegrated Circuits (ICs)
FamilyAnalog to Digital Converters
Operating Temperature-40°C ~ 85°C
Data InterfaceParallel
Package / Case48-TQFP, 48-VQFP
Voltage Supply SourceAnalog and Digital
Number of Bits14
Number of Converters1
Sampling Rate (Per Second)3M
Number of Inputs and Type1 Pseudo-Differential, Unipolar
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