1B21
Rev. C | Page 2 of 8
TABLE OF CONTENTS
Features .............................................................................................. 1?/SPAN>
Applications ....................................................................................... 1?/SPAN>
Functional Block Diagram .............................................................. 1?/SPAN>
General Description ......................................................................... 1?/SPAN>
Design Features and User Benefits ................................................. 1?/SPAN>
Revision History ............................................................................... 2?/SPAN>
Specifications ..................................................................................... 3?/SPAN>
Pin Configuration ............................................................................. 4?/SPAN>
Inside the 1B21 ..................................................................................5?/SPAN>
Using the 1B21 ...............................................................................5?/SPAN>
Applications Information .................................................................7?/SPAN>
Output Protection .........................................................................7?/SPAN>
Low Drift Input Network .............................................................7?/SPAN>
Multiloop Isoaltion .......................................................................7?/SPAN>
Outline Dimensions ..........................................................................8?/SPAN>
Ordering Guide .............................................................................8?/SPAN>
REVISION HISTORY
12/09Rev. B to Rev. C
Updated Format .................................................................. Universal
Changes to Figure 1 .......................................................................... 1
Changes to Table 1 ............................................................................ 3
Changes to Inside the 1B21 Section, Figure 4, Using the
1B21 Section, and Table 2 ................................................................ 5
Changes to TC Considerations of External Resistors Section .... 6
Changes to Figure 8 .......................................................................... 7
Added Ordering Guide Section ...................................................... 8
6/91Rev. A to Rev. B