Datasheet

AD8370 Data Sheet
Rev. B | Page 2 of 28
TABLE OF CONTENTS
Features .............................................................................................. 1
Applications ....................................................................................... 1
General Description ......................................................................... 1
Functional Block Diagram .............................................................. 1
Revision History ............................................................................... 2
Specifications ..................................................................................... 3
Absolute Maximum Ratings ............................................................ 5
ESD Caution .................................................................................. 5
Pin Configuration and Function Descriptions ............................. 6
Typical Performance Characteristics ............................................. 7
Theory of Operation ...................................................................... 13
Block Architecture ...................................................................... 13
Preamplifier ................................................................................. 13
Transconductance Stage ............................................................ 13
Output Amplifier ........................................................................ 14
Digital Interface and Timing .................................................... 14
Applications ..................................................................................... 15
Basic Connections ...................................................................... 15
Gain Codes .................................................................................. 15
Power-Up Feature ....................................................................... 15
Choosing Between Gain Ranges .............................................. 16
Layout and Operating Considerations .................................... 16
Package Considerations ............................................................. 17
Single-Ended-to-Differential Conversion ............................... 17
DC-Coupled Operation............................................................. 18
ADC Interfacing ......................................................................... 19
3 V Operation ............................................................................. 20
Evaluation Board and Software .................................................... 22
Appendix ......................................................................................... 25
Characterization Equipment..................................................... 25
Composite Waveform Assumption .......................................... 25
Definitions of Selected Parameters .......................................... 25
Outline Dimensions ....................................................................... 28
Ordering Guide .......................................................................... 28
REVISION HISTORY
12/11—Rev. A to Rev. B
Changes to Slew Rate Parameters, Table 1 .................................... 3
Updated Outline Dimensions ....................................................... 28
Changes to Ordering Guide .......................................................... 28
7/05—Rev. 0 to Rev. A
Changes to Features .......................................................................... 1
Changes to Table 1 ............................................................................ 3
Changes to Figure 11 and Figure 15 ............................................... 8
Added Figure 12; Renumbered Sequentially ................................ 8
Added Figure 16; Renumbered Sequentially ................................ 9
Changes to Evaluation Board and Software Section .................. 22
Changes to Figure 60 ...................................................................... 23
Updated Outline Dimensions ....................................................... 28
Changes to Ordering Guide .......................................................... 28
1/04—Revision 0: Initial Version