AD8221AR Analog Devices Inc, AD8221AR Datasheet - Page 2

• Manufacturer Part Number: AD8221AR
• Description: Precision Instrumentation Amplifier
• Manufacturer: Analog Devices Inc

Specifications of AD8221AR

• Rohs Status: RoHS non-compliant
• Design Resources: Low Cost, High Voltage, Programmable Gain Instrumentation Amplifier Using AD5292 and AD8221 (CN0114) Low Cost Programmable Gain Instrumentation Amplifier Circuit Using ADG1611 and AD620 (CN0146)
• Amplifier Type: Instrumentation
• Number Of Circuits: 1
• Slew Rate: 2 V/µs
• -3db Bandwidth: 825kHz
• Current - Input Bias: 500pA
• Voltage - Input Offset: 60µV
• Current - Supply: 900µA
• Current - Output / Channel: 18mA
• Voltage - Supply, Single/dual (±): 4.6 V ~ 36 V, ±2.3 V ~ 18 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 8-SOIC (3.9mm Width)
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Output Type: -
• Gain Bandwidth Product: -
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

AD8221
TABLE OF CONTENTS
Features .............................................................................................. 1
Applications ....................................................................................... 1
General Description ......................................................................... 1
Connection Diagram ....................................................................... 1
Revision History ............................................................................... 2
Specifications ..................................................................................... 3
Absolute Maximum Ratings ............................................................ 8
Pin Configuration and Function Descriptions ............................. 9
Typical Performance Characteristics ........................................... 10
Theory of Operation ...................................................................... 17
REVISION HISTORY
3/11—Rev. B to Rev. C
Added Pin Configuration and Function Descriptions Section .. 9
Added Die Information Section ................................................... 22
Updated Outline Dimensions ....................................................... 23
Changes to Ordering Guide .......................................................... 24
9/07—Rev. A to Rev. B
Changes to Features .......................................................................... 1
Changes to Table 1 Layout ............................................................... 3
Changes to Table 2 Layout ............................................................... 5
Changes to Figure 15 ...................................................................... 11
Changes to Figures 32 .................................................................... 13
Changes to Figure 33, Figure 34, and Figure 35 ......................... 14
Updated Outline Dimensions ....................................................... 21
Changes to Ordering Guide .......................................................... 22
11/03—Rev. 0 to Rev. A
Changes to Features .......................................................................... 1
Changes to Specifications Section .................................................. 4
Changes to Theory of Operation Section .................................... 13
Changes to Gain Selection Section............................................... 14
10/03—Revision 0: Initial Version
Thermal Characteristics .............................................................. 8
ESD Caution .................................................................................. 8
Gain Selection ............................................................................. 18
Rev. C | Page 2 of 24
Die Information .............................................................................. 22
Outline Dimensions ....................................................................... 23
Layout .......................................................................................... 18
Reference Terminal .................................................................... 19
Power Supply Regulation and Bypassing ................................ 19
Input Bias Current Return Path ............................................... 19
Input Protection ......................................................................... 19
RF Interference ........................................................................... 20
Precision Strain Gage ................................................................. 20
Conditioning ±10 V Signals for a +5 V Differential Input
ADC ............................................................................................. 20
AC-Coupled Instrumentation Amplifier ................................ 21
Ordering Guide .......................................................................... 24