AD8021 Analog Devices, AD8021 Datasheet - Page 2

• Manufacturer Part Number: AD8021
• Description: Low Noise, High Speed Amplifier for 16-Bit Systems
• Manufacturer: Analog Devices

Specifications of AD8021

• -3db Bandwidth: 490MHz
• Slew Rate: 150V/µs
• Vos: 400µV
• Ib: 7.5µA
• # Opamps Per Pkg: 1
• Input Noise (nv/rthz): 2.1nV/rtHz
• Vcc-vee: 4.5V to 24V
• Isy Per Amplifier: 7.7mA
• Packages: SOIC,SOP

AD8021
TABLE OF CONTENTS
Features .............................................................................................. 1
Applications....................................................................................... 1
General Description ......................................................................... 1
Connection Diagram ....................................................................... 1
Revision History ............................................................................... 2
Specifications..................................................................................... 3
Absolute Maximum Ratings............................................................ 7
Pin Configuration and Function Descriptions............................. 8
Typical Performance Characteristics ............................................. 9
REVISION HISTORY
5/06—Rev. E to Rev. F
Updated Format..................................................................Universal
Changes to General Description .................................................... 1
Changes to Figure 3.......................................................................... 7
Changes to Figure 60...................................................................... 19
Changes to Table 9.......................................................................... 23
3/05—Rev. D to Rev. E
Updated Format..................................................................Universal
Change to Figure 19 ....................................................................... 11
Change to Figure 25 ....................................................................... 12
Change to Table 7 and Table 8 ...................................................... 22
Change to Driving 16-Bit ADCs Section .................................... 22
10/03—Rev. C to Rev. D
Updated Format..................................................................Universal
Maximum Power Dissipation ..................................................... 7
ESD Caution.................................................................................. 7
Test Circuits................................................................................. 17
Rev. F | Page 2 of 28
Applications..................................................................................... 19
Theory of Operation ...................................................................... 21
Outline Dimensions ....................................................................... 25
7/03—Rev. B to Rev. C
Deleted All References to Evaluation Board...................Universal
Replaced Figure 2 ..............................................................................5
Updated Outline Dimensions....................................................... 20
2/03—Rev. A to Rev. B
Edits to Evaluation Board Applications....................................... 20
Edits to Figure 17 ........................................................................... 20
6/02—Rev. 0 to Rev. A
Edits to Specifications .......................................................................2
Using the Disable Feature.......................................................... 20
PCB Layout Considerations...................................................... 21
Driving 16-Bit ADCs ................................................................. 22
Differential Driver...................................................................... 22
Using the AD8021 in Active Filters ......................................... 23
Driving Capacitive Loads.......................................................... 23
Ordering Guide .......................................................................... 25