ADGM1304

Data Sheet

Rev. G | Page 2 of 34

TABLE OF CONTENTS

Features.............................................................................................. 1

Applications ...................................................................................... 1

General Description......................................................................... 1

Companion Products....................................................................... 1

Revision History ............................................................................... 2

Functional Block Diagram .............................................................. 4

Specifications .................................................................................... 5

Timing Characteristics ................................................................ 7

Absolute Maximum Ratings ........................................................... 9

Thermal Resistance ...................................................................... 9

ESD Caution.................................................................................. 9

Pin Configuration and Function Descriptions .......................... 10

Typical Performance Characteristics........................................... 12

Eye Diagrams .............................................................................. 17

Test Circuits .................................................................................... 18

Terminology.................................................................................... 21

Theory of Operation ...................................................................... 23

Parallel Digital Interface............................................................ 23

SPI Digital Interface................................................................... 24

Internal Oscillator Feedthrough .............................................. 26

Internal Oscillator Feedthrough Mitigation........................... 26

Low Power Mode ....................................................................... 26

Typical Operating Circuit......................................................... 26

Applications Information ............................................................. 28

Power Supply Rails..................................................................... 28

Power Supply Recommendations............................................ 28

Switchable RF Attenuator......................................................... 28

Reconfigurable RF Filter ........................................................... 28

Critical Operational Requirements.............................................. 30

System Error Considerations Due to On-Resistance Drift .. 30

On-Resistance Shift Due to Temperature Shock Post

Actuations ................................................................................... 30

Hot Switching ............................................................................. 30

Floating Node ............................................................................. 31

Cumulative On Switch Lifetime............................................... 32

Handling Precautions................................................................ 32

Register Summary and Details ..................................................... 33

Switch Data Register.................................................................. 33

Outline Dimensions....................................................................... 34

Ordering Guide .......................................................................... 34

REVISION HISTORY

2/2021—Rev. F to Rev. G

Changes to Features Section ........................................................... 1

Added Companion Products Section............................................ 1

Changes to Note 3, Table 1 ............................................................. 6

Added Note 4, Table 1; Renumbered Sequentially...................... 6

Deleted Figure 6; Renumbered Sequentially .............................. 12

Changes to Figure 38 and Figure 39 ............................................ 18

Changes to Figure 42 ..................................................................... 19

Changes to Figure 44, Figure 45, and Figure 46......................... 20

Changes to Table 6 ......................................................................... 23

Changes to Addressable Mode Section and Figure 49 Caption.....24

Added Figure 50; Renumbered Sequentially.............................. 24

Moved Daisy-Chain Mode Section.............................................. 25

Changes to Typical Operating Circuit Section........................... 26

Added Power Supply Rails Section, Power Supply

Recommendations Section, Figure 55, and Table 7;

Renumbered Sequentially ............................................................. 28

Changes to System Error Considerations Due to On-Resistance

Drift Section .................................................................................... 30

Added On-Resistance Shift Due to Temperature Shock Post

Actuations Section, Figure 59, Hot Switching Section, and

Figure 60 .......................................................................................... 30

Added Figure 61 ............................................................................. 31

Deleted Table 8; Renumbered Sequentially................................ 31

Changes to Mechanical Shock Precautions Section.................. 32

1/2020—Rev. E to Rev. F

Changes to Figure 1 ..........................................................................4

1/2020—Rev. D to Rev. E

Reorganized Layout ...........................................................Universal

Changes to Features Section and General Description Section .....1

Changes to Table 1............................................................................5

Added Timing Characteristics and Table 2; Renumbered

Sequentially ........................................................................................7

Added Figure 2 to Figure 4; Renumbered Sequentially...............8

Changes to Table 3............................................................................9

Changes to Figure 5 and Table 5.................................................. 10

Deleted Figure 7 and Figure 9; Renumbered Sequentially....... 12

Added Figure 6 to Figure 11 ......................................................... 12

Deleted Figure 14 and Figure 17 .................................................. 13

Added Figure 12 to Figure 14....................................................... 13

Added Figure 19 ............................................................................. 14

Added Figure 26 to Figure 29....................................................... 15