AD8571ARMZ データシートの表示（PDF） - Analog Devices

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AD8571ARMZ

Zero-Drift, Single-Supply, Rail-to-Rail Input/Output Operational Amplifiers

Analog Devices 

AD8571/AD8572/AD8574

TABLE OF CONTENTS

Features .............................................................................................. 1

Maximizing Performance Through Proper Layout ............... 16

Applications....................................................................................... 1

1/f Noise Characteristics ........................................................... 17

General Description ......................................................................... 1

Pin Configurations ........................................................................... 1

Revision History ............................................................................... 2

Specifications..................................................................................... 3

5 V Electrical Characteristics...................................................... 3

2.7 V Electrical Characteristics................................................... 4

Absolute Maximum Ratings............................................................ 5

Thermal Characteristics .............................................................. 5

ESD Caution.................................................................................. 5

Typical Performance Characteristics ............................................. 6

Functional Description .................................................................. 14

Amplifier Architecture .............................................................. 14

Basic Auto-Zero Amplifier Theory.......................................... 14

Auto-Zero Phase......................................................................... 15

Amplification Phase ................................................................... 15

High Gain, CMRR, and PSRR .................................................. 16

Random Auto-Zero Correction Eliminates Intermodulation

Distortion .................................................................................... 17

Broadband and External Resistor Noise Considerations.......... 18

Output Overdrive Recovery...................................................... 18

Input Overvoltage Protection ................................................... 18

Output Phase Reversal............................................................... 18

Capacitive Load Drive ............................................................... 19

Power-Up Behavior .................................................................... 19

Applications Information .............................................................. 20

5 V Precision Strain Gage Circuit ............................................ 20

3 V Instrumentation Amplifier ................................................ 20

High Accuracy Thermocouple Amplifier ............................... 21

Precision Current Meter............................................................ 21

Precision Voltage Comparator.................................................. 21

Outline Dimensions ....................................................................... 22

Ordering Guide .......................................................................... 23

REVISION HISTORY

2/11—Rev. D to Rev. E

Changes to Figure 66...................................................................... 21

Updated Outline Dimensions ....................................................... 22

Changes to Ordering Guide .......................................................... 23

6/08—Rev. C to Rev. D

Changes to Figure 19 and Figure 20............................................... 8

Changes to Figure 44...................................................................... 12

Changes to Figure 38...................................................................... 13

Moved Figure 50 and Figure 51 .................................................... 14

Changes to Figure 66, Precision Current Meter Section, Layout,

Figure 67, Equation 24, and Figure 68 ......................................... 21

5/07—Rev. B to Rev. C

Changes to Features.......................................................................... 1

Changes to Table 1............................................................................ 3

Changes to Table 2............................................................................ 4

Changes to Basic Auto-Zero Amplifier Theory Section ........... 14

Changes to Figure 50...................................................................... 15

Changes to Figure 55...................................................................... 16

Changes to Figure 66...................................................................... 21

Updated Outline Dimensions ....................................................... 22

9/06—Rev. A to Rev. B

Updated Format..................................................................Universal

Changes to Table 1.............................................................................3

Changes to Table 2.............................................................................4

Changes to Figure 50...................................................................... 14

Changes to Figure 51...................................................................... 15

Changes to Figure 66...................................................................... 21

Deleted Figure 69 and SPICE Macro-Model Section ................ 17

Deleted SPICE Macro-Model for the AD857x Section ............. 18

Updated Outline Dimensions....................................................... 22

Changes to Ordering Guide .......................................................... 23

7/03—Rev. 0 to Rev. A

Renumbered Figures ..........................................................Universal

Changes to Ordering Guide .............................................................4

Change to Figure 15. ...................................................................... 16

Updated Outline Dimensions....................................................... 19

10/99—Revision 0: Initial Version

Rev. E | Page 2 of 24

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