Datasheet

Table of Contents
Features.......................................................................................................................... 1
Applications..................................................................................................................... 1
Pin Configuration and Pinouts.........................................................................................2
1. Introduction................................................................................................................4
1.1. Applications..................................................................................................................................4
1.2. Device Features........................................................................................................................... 4
1.3. Cryptographic Operation.............................................................................................................. 5
2. Electrical Characteristics........................................................................................... 6
2.1. Absolute Maximum Ratings..........................................................................................................6
2.2. Reliability......................................................................................................................................6
2.3. AC Parameters: All I/O Interfaces................................................................................................ 6
2.4. DC Parameters: All I/O Interfaces.............................................................................................. 10
3. Compatibility............................................................................................................ 14
3.1. Microchip ATECC508A...............................................................................................................14
3.2. Microchip ATSHA204A, ATECC108A.........................................................................................15
4. Package Marking Information..................................................................................16
5. Package Drawings...................................................................................................17
5.1. 8-lead SOIC................................................................................................................................17
5.2. 8-pad UDFN............................................................................................................................... 20
6. Revision History.......................................................................................................23
The Microchip Web Site................................................................................................ 24
Customer Change Notification Service..........................................................................24
Customer Support......................................................................................................... 24
Product Identification System........................................................................................25
Microchip Devices Code Protection Feature................................................................. 26
Legal Notice...................................................................................................................26
Trademarks................................................................................................................... 26
Quality Management System Certified by DNV.............................................................27
Worldwide Sales and Service........................................................................................28
© 2018 Microchip Technology Inc.
Datasheet Summary
DS40001977B-page 3