ADGM3121BCCZ-R2 datasheet(2/33 Pages) AD

2 / 33 page

Data Sheet

ADGM3121

TABLE OF CONTENTS

analog.com

Rev. 0 | 2 of 33

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

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

Functional Block Diagram......................................1

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

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

Specifications........................................................ 3

Timing Characteristics........................................8

Absolute Maximum Ratings.................................10

Thermal Resistance......................................... 10

Electrostatic Discharge (ESD) Ratings.............10

ESD Caution.....................................................10

Pin Configuration and Function Descriptions.......11

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

Test Circuits......................................................... 22

Deriving CDS(OFF) from Off Isolation................. 22

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

Switch Design...................................................23

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

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

Internal Oscillator Feedthrough........................ 25

Typical Operating Circuit.................................. 25

Applications Information...................................... 26

Power Supply Rails.......................................... 26

Power Supply Recommendations.................... 26

High-Speed Digital Loopback...........................26

Pin Electronics (PE) and Parametric

Measurement Unit (PMU) Signal Switching... 26

General RF, DC, and Mixed Signal Switching.. 27

Critical Operational Requirements.......................28

System Error Considerations Due to

On‑Resistance Drift........................................28

On-Resistance Shift Due To Temperature

Shock Post Actuations................................... 28

Hot Switching................................................... 28

Handling Precautions....................................... 29

Switch Data Register........................................32

Outline Dimensions............................................. 33

Ordering Guide.................................................33

Evaluation Board..............................................33

REVISION HISTORY

12/2025—Revision 0: Initial Version

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