Datasheet

AD9245 Data Sheet
Rev. E | Page 2 of 32
TABLE OF CONTENTS
Features .............................................................................................. 1
Applications ....................................................................................... 1
General Description ......................................................................... 1
Functional Block Diagram .............................................................. 1
Product Highlights ........................................................................... 1
Revision History ............................................................................... 2
Specifications ..................................................................................... 3
DC Specifications ......................................................................... 3
AC Specifications .......................................................................... 5
Digital Specifications ................................................................... 7
Switching Specifications .............................................................. 8
Absolute Maximum Ratings ............................................................ 9
Thermal Resistance ...................................................................... 9
ESD Caution .................................................................................. 9
Terminology .................................................................................... 10
Pin Configuration and Function Descriptions ........................... 11
Equivalent Circuits ......................................................................... 12
Typical Performance Characteristics ........................................... 13
Theory of Operation ...................................................................... 18
Analog Input and Reference Overview ................................... 18
Clock Input Considerations ...................................................... 19
Jitter Considerations .................................................................. 20
Power Dissipation and Standby Mode .................................... 20
Digital Outputs ........................................................................... 20
Timing.......................................................................................... 21
Voltage Reference ....................................................................... 21
Internal Reference Connection ................................................ 21
External Reference Operation .................................................. 22
Operational Mode Selection ..................................................... 22
Evaluation Board ........................................................................ 22
Outline Dimensions ....................................................................... 29
Ordering Guide .......................................................................... 29
REVISION HISTORY
5/13—Rev. D to Rev. E
Changed CP-32-2 to CP-32-7 ........................................... Universal
Changes to Figure 3 and Table 9 ................................................... 11
Changes to Figure 40 ...................................................................... 19
Changes to Ordering Guide .......................................................... 29
1/06—Rev. C to Rev. D
Changes to Differential Input Configurations Section and
Figure 40 .......................................................................................... 19
Changes to Internal Reference Connection Section .................. 21
Changes to Figure 49 ...................................................................... 23
Changes to Figure 50 ...................................................................... 24
Changes to Table 12 ........................................................................ 28
Updated Outline Dimensions ....................................................... 29
Changes to Ordering Guide .......................................................... 29
8/05—Rev. B to Rev. C
Updated Format .................................................................. Universal
Changes to Features, Applications, General Description, and
Product Highlights ........................................................................... 1
Added Table 1; Renumbered Sequentially .................................... 3
Changes to Table 2 ............................................................................ 4
Added Table 3; Renumbered Sequentially .................................... 5
Changes to Table 4 ............................................................................ 6
Changes to Table 5 ............................................................................. 7
Changes to Table 6 ............................................................................. 8
Deleted Explanation of Test Levels Table ....................................... 8
Added Figure 26 to Figure 31; Renumbered Sequentially ........ 16
Added Figure 32 to Figure 37; Renumbered Sequentially ........ 17
Changes to Figure 39 ...................................................................... 18
Changes to Clock Input Consideration Section ......................... 19
Changes to Figure 44 ...................................................................... 20
Changes to Table 10 ....................................................................... 21
Changes to Figure 51 ...................................................................... 25
Changes to Table 12 ....................................................................... 28
Changes to Ordering Guide .......................................................... 29
Updated Outline Dimensions ....................................................... 29
10/03—Rev. A to Rev. B
Changes to Figure 33 ...................................................................... 17
5/03—Rev. 0 to Rev. A
Changes to Figure 30 ...................................................................... 15
Changes to Figure 37 ...................................................................... 19
Changes to Figure 38 ...................................................................... 20
Changes to Figure 39 ...................................................................... 21
Changes to Table 10 ....................................................................... 24
Changes to the Ordering Guide ................................................... 25