Product Summary

The AD7711ANZ is a complete analog front end for low frequency measurement applications. The device accepts low level signals directly from a transducer and outputs a serial digital word. The AD7711ANZ applications: RTD Transducers, Process Control, Smart Transmitters, Portable Industrial Instruments.

Parametrics

AD7711ANZ absolute maximum ratings: (1)AVDD to DVDD: –0.3 V to +12 V; (2)AVDD to VSS: –0.3 V to +12 V; (3)AVDD to AGND: –0.3 V to +12 V; (4)AVDD to DGND: –0.3 V to +12 V; (5)DVDD to AGND: –0.3 V to +6 V; (6)DVDD to DGND: –0.3 V to +6 V; (7)VSS to AGND: +0.3 V to –6 V; (8)VSS to DGND: +0.3 V to –6 V; (9)REF OUT to AGND: –0.3 V to AVDD; (10)Digital Input Voltage to DGND: –0.3 V to AVDD + 0.3 V; (11)Digital Output Voltage to DGND: –0.3 V to DVDD + 0.3 V; (12)Lead Temperature (Soldering, 10 secs): +300℃; (13)Power Dissipation (Any Package) to +75℃: 450 mW.

Features

AD7711ANZ features: (1)Charge Balancing ADC: 24 Bits No Missing Codes, ±0.0015%Nonlinearity; (2)Two-Channel Programmable Gain Front End: Gains from 1 to 128, One Differential Input, One Single-Ended Input; (3)Low-Pass Filter with Programmable Filter Cutoffs; (4)Ability to Read/Write Calibration Coefficients; (5)RTD Excitation Current Sources; (6)Bidirectional Microcontroller Serial Interface; (7)Internal/External Reference Option; (8)Single or Dual Supply Operation; (9)Low Power (25 mW typ) with Power-Down Mode(7 mW typ).

Diagrams

Image Part No Mfg Description Data Sheet Download Pricing
(USD)
Quantity
AD7711ANZ
AD7711ANZ


IC ADC 24BIT RTD I SOURCE 24-DIP

Data Sheet

0-1: $20.71
1-10: $19.37
10-100: $16.79
100-250: $15.67
250-500: $14.93
Image Part No Mfg Description Data Sheet Download Pricing
(USD)
Quantity
AD7701
AD7701

Other


Data Sheet

Negotiable 
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AD7701AN


IC ADC 16BIT LC2MOS 20-DIP

Data Sheet

0-18: $17.07
AD7701ANZ
AD7701ANZ


IC ADC 16BIT LC2MOS 20-DIP

Data Sheet

0-1: $17.31
1-10: $16.01
10-100: $13.68
100-250: $12.55
250-500: $11.95
500-1000: $11.54
AD7701AR
AD7701AR


IC ADC 16BIT LC2MOS 20-SOIC

Data Sheet

0-15: $16.57
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AD7701ARS


IC ADC 16BIT LC2MOS MONO 28-SSOP

Data Sheet

0-14: $17.40
AD7701ARS-REEL
AD7701ARS-REEL


IC ADC 16BIT LC2MOS MONO 28-SSOP

Data Sheet

0-1500: $12.54