ADS8371 16-Bit 750-kHz Unipolar Input Micro Power Sampling ADC Converter w/Parallel | TI.com

ADS8371 (ACTIVE)

16-Bit 750-kHz Unipolar Input Micro Power Sampling ADC Converter w/Parallel

 

Recommended alternative parts

  • ADS8381  - The device has SIMILAR FUNCTIONALITY but is not functionally equivalent to the compared device. 
  • ADS8405  - The device has SIMILAR FUNCTIONALITY but is not functionally equivalent to the compared device. 

Description

The ADS8371 is an 16-bit, 750 kHz A/D converter. The device includes a 16-bit capacitor-based SAR A/D converter with inherent sample and hold. The ADS8371 offers a full 16-bit interface or an 8-bit bus option using three read cycles.

The ADS8371 is available in a 48-lead TQFP package and is characterized over the industrial –40°C to 85°C temperature range.

Features

  • 750-KSPS Sample Rate
  • High Linearity:
    • +0.9 LSB INL Typ, ±1.5 LSB Max
    • –0.4/+0.6 LSB DNL Typ, ±1 LSB Max
  • Onboard Reference Buffer and Conversion Clock
  • 0 V to 4.096 V Unipolar Inputs
  • Low Noise: 88 dB SNR
  • High Dynamic Range: 110 dB SFDR
  • Very Low Offset and Offset Drift
  • Low Power: 130 mW at 750 KSPS
  • Wide Buffer Supply, 2.7 V to 5.25 V
  • Flexible 8-/16-Bit Parallel Interface
  • Direct Pin Compatible With ADS8381/ADS8383
  • 48-Pin TQFP Package
  • APPLICATIONS
    • Medical Instruments
    • Optical Networking
    • Transducer Interface
    • High Accuracy Data Acquisition Systems
    • Magnetometers

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Parametrics Compare all products in Precision ADCs (<=10MSPS)

 
Resolution (Bits)
Sample Rate (Max) (kSPS)
Number of input channels
Interface
Operating temperature range (C)
Package Group
Approx. price (US$)
Power consumption (Typ) (mW)
Package size: mm2:W x L (PKG)
Architecture
Input type
Multi-channel configuration
Reference mode
Features
Input range (Max) (V)
Input range (Min) (V)
Analog voltage AVDD (Min) (V)
Analog voltage AVDD (Max) (V)
Digital supply (Min) (V)
Digital supply (Max) (V)
INL (Max) (+/-LSB)
SINAD (dB)
SNR (dB)
THD (Typ) (dB)
Rating
ADS8381 ADS8383
18     18    
580     500    
1     1    
Parallel     SPI    
-40 to 85     -40 to 85    
TQFP | 48     TQFP | 48    
24.49 | 1ku     27.72 | 1ku    
115     110    
48TQFP: 81 mm2: 9 x 9 (TQFP | 48)     48TQFP: 81 mm2: 9 x 9 (TQFP | 48)    
SAR     SAR    
Pseudo-Differential
Single-Ended    
Pseudo-Differential
Single-Ended    
   
   
Ext     Ext    
Oscillator     Oscillator    
4.2     4.2    
0     0    
4.75     4.75    
5.25     5.25    
2.7     2.95    
5.25     5.25    
4     4    
88     87    
88     88    
-112     -112    
Catalog     Catalog    

Design tool

WEBENCH® Designer ADS8371