AD8572AR Analog Devices Inc, AD8572AR Datasheet - Page 2

• Manufacturer Part Number: AD8572AR
• Description: IC OPAMP CHOPPER R-R DUAL 8SOIC
• Manufacturer: Analog Devices Inc

Specifications of AD8572AR

• Mounting Type: Surface Mount
• Rohs Status: RoHS non-compliant
• Amplifier Type: Chopper (Zero-Drift)
• Number Of Circuits: 2
• Output Type: Rail-to-Rail
• Slew Rate: 0.4 V/µs
• Gain Bandwidth Product: 1.5MHz
• Current - Input Bias: 10pA
• Voltage - Input Offset: 1µV
• Current - Supply: 850µA
• Current - Output / Channel: 30mA
• Voltage - Supply, Single/dual (±): 2.7 V ~ 5.5 V
• Operating Temperature: -40°C ~ 125°C
• Package / Case: 8-SOIC (3.9mm Width)
• No. Of Amplifiers: 2
• Bandwidth: 1.5MHz
• No. Of Pins: 8
• Operating Temperature Range: -40°C To +125°C
• Peak Reflow Compatible (260 C): No
• Leaded Process Compatible: No
• -3db Bandwidth: -
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

AD8571/AD8572/AD8574
TABLE OF CONTENTS
Features .............................................................................................. 1
Applications....................................................................................... 1
General Description ......................................................................... 1
Pin Configurations ........................................................................... 1
Revision History ............................................................................... 2
Specifications..................................................................................... 3
Absolute Maximum Ratings............................................................ 5
Typical Performance Characteristics ............................................. 6
Functional Description .................................................................. 14
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
5 V Electrical Characteristics...................................................... 3
2.7 V Electrical Characteristics................................................... 4
Thermal Characteristics .............................................................. 5
ESD Caution.................................................................................. 5
Amplifier Architecture .............................................................. 14
Basic Auto-Zero Amplifier Theory.......................................... 14
Auto-Zero Phase......................................................................... 15
Amplification Phase ................................................................... 15
High Gain, CMRR, and PSRR .................................................. 16
Rev. E | Page 2 of 24
Broadband and External Resistor Noise Considerations.......... 18
Applications Information .............................................................. 20
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
Maximizing Performance Through Proper Layout ............... 16
1/f Noise Characteristics ........................................................... 17
Random Auto-Zero Correction Eliminates Intermodulation
Distortion .................................................................................... 17
Output Overdrive Recovery...................................................... 18
Input Overvoltage Protection ................................................... 18
Output Phase Reversal............................................................... 18
Capacitive Load Drive ............................................................... 19
Power-Up Behavior .................................................................... 19
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
Ordering Guide .......................................................................... 23