ada4930-1 Analog Devices, Inc., ada4930-1 Datasheet - Page 2
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ada4930-1
Manufacturer Part Number
ada4930-1
Description
Ultralow Noise Drivers For Low Voltage Adcs Ada4930-1/ada4930-2
Manufacturer
Analog Devices, Inc.
Datasheet
1.ADA4930-1.pdf
(28 pages)
ADA4930-1/ADA4930-2
TABLE OF CONTENTS
Features .............................................................................................. 1
Applications ....................................................................................... 1
General Description ......................................................................... 1
Functional Block Diagrams ............................................................. 1
Revision History ............................................................................... 2
Specifications ..................................................................................... 3
Absolute Maximum Ratings ............................................................ 7
Pin Configurations and Function Descriptions ........................... 8
Typical Performance Characteristics ............................................. 9
REVISION HISTORY
10/10—Rev. 0 to Rev. A
Changes to General Description .................................................... 1
10/10—Revision 0: Initial Version
3.3 V Operation ............................................................................ 3
3.3 V V
3.3 V General Performance ......................................................... 4
5 V Operation ............................................................................... 5
5 V V
5 V General Performance ............................................................ 6
Thermal Resistance ...................................................................... 7
Maximum Power Dissipation ..................................................... 7
ESD Caution .................................................................................. 7
OCM
OCM
to V
to V
O, cm
O, cm
Performance .................................................. 6
Performance ............................................... 4
Rev. A | Page 2 of 28
Test Circuits ..................................................................................... 15
Operational Description ................................................................ 16
Theory of Operation ...................................................................... 17
Layout, Grounding, and Bypassing .............................................. 23
High Performance ADC Driving ................................................. 24
Outline Dimensions ....................................................................... 25
Definition of Terms .................................................................... 16
Analyzing an Application Circuit ............................................ 17
Setting the Closed-Loop Gain .................................................. 17
Estimating the Output Noise Voltage ...................................... 17
Impact of Mismatches in the Feedback Networks ................. 18
Input Common-Mode Voltage Range ..................................... 18
Minimum R
Setting the Output Common-Mode Voltage .......................... 19
Calculating the Input Impedance for an Application Circuit
....................................................................................................... 19
Ordering Guide .......................................................................... 25
G
Value .................................................................... 19