Data Sheet

AD637

REVISION HISTORY

4/15—Rev. K to Rev. L

Changes to Features Section, Figure 1, and General Description

Section ................................................................................................1

Changes to Table 1 ............................................................................4

Added Table 2; Renumbered Sequentially.....................................6

Added Table 3 ....................................................................................8

Changed Pin NC to Pin NIC (Throughout)................................11

Changes to Theory of Operation Section and Figure 4 .............12

Changes to Figure 5.........................................................................13

Changes to Optional Trims for High Accuracy Section and

Figure 8; Added Offset Trim Section and Scale Factor Trim

Section...............................................................................................14

Changes to Choosing the Averaging Time Constant and

Figure 11...........................................................................................15

Changes to Figure 20 ......................................................................19

Changes to Figure 21 ......................................................................20

Changes to Ordering Guide...........................................................26

2/11—Rev. J to Rev. K

Changes to Figure 15 ......................................................................11

Changes to Figure 16 ......................................................................12

Changes to Evaluation Board Section and Figure 23 .................16

Added Figure 24; Renumbered Sequentially...............................17

Changes to Figure 25 Through Figure 29 ....................................17

Changes to Figure 30 ......................................................................18

Added Figure 31 ..............................................................................18

Deleted Table 6; Renumbered Sequentially .................................18

Changes to Ordering Guide...........................................................20

4/07—Rev. I to Rev. J

Added Evaluation Board Section ..................................................16

Updated Outline Dimensions........................................................20

10/06—Rev. H to Rev. I

Changes to Table 1 ............................................................................3

Changes to Figure 4 ..........................................................................7

Changes to Figure 7 ..........................................................................9

Changes to Figure 16, Figure 18, and Figure 19..........................12

Changes to Figure 20 ......................................................................13

12/05—Rev. G to Rev. H

Updated Format ................................................................. Universal

Changes to Figure 1 ..........................................................................1

Changes to Figure 11 ......................................................................10

Updated Outline Dimensions........................................................16

Changes to Ordering Guide...........................................................17

4/05—Rev. F to Rev. G

Updated Format ................................................................. Universal

Changes to Figure 1 ..........................................................................1

Changes to General Description.....................................................1

Deleted Product Highlights .............................................................1

Moved Figure 4 to Page ....................................................................8

Changes to Figure 5 ..........................................................................9

Changes to Figure 8 ........................................................................10

Changes to Figure 11, Figure 12, Figure 13, and Figure 14 .......11

Changes to Figure 19 ......................................................................14

Changes to Figure 20 ......................................................................14

Changes to Figure 21 ......................................................................16

Updated Outline Dimensions........................................................17

Changes to Ordering Guide...........................................................18

3/02—Rev. E to Rev. F

Edits to Ordering Guide...................................................................3

Rev. L | Page 3 of 25