Table of Contents

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

Packages........................................................................................................................................................1

1.

Package Types (not to scale)..................................................................................................................4

2.

Pin Descriptions...................................................................................................................................... 5

3.

Description.............................................................................................................................................. 6

3.1.

Block Diagram.............................................................................................................................. 6

4.

Electrical Characteristics.........................................................................................................................7

4.1.

Absolute Maximum Ratings..........................................................................................................7

4.2.

DC and AC Operating Range.......................................................................................................7

4.3.

DC Characteristics....................................................................................................................... 7

4.4.

Pin Capacitance........................................................................................................................... 8

5.

Device Operation.................................................................................................................................... 9

5.1.

Operating Modes........................................................................................................................10

5.2.

AC Read Characteristics............................................................................................................ 10

5.3.

AC Read Waveforms.................................................................................................................. 11

5.4.

Input Test Waveforms and Measurement Level......................................................................... 11

5.5.

Output Test Load........................................................................................................................ 11

5.6.

AC Write Characteristics............................................................................................................ 12

5.7.

AC Write Waveforms.................................................................................................................. 12

5.8.

Page Mode Characteristics........................................................................................................ 13

5.9.

Page Mode Write Waveforms(1,2)............................................................................................... 14

5.10. Chip Erase Waveforms...............................................................................................................14

5.11. Software Data Protection Enable Algorithm(1)............................................................................15

5.12. Software Data Protection Disable Algorithm(1)...........................................................................16

5.13. Software Protected Program Cycle Waveform(1,2,3)...................................................................17

5.14. Data Polling Characteristics(1)....................................................................................................17

5.15. Data Polling Waveforms.............................................................................................................18

5.16. Toggle Bit Characteristics(1)....................................................................................................... 18

5.17. Toggle Bit Waveforms.................................................................................................................18

6.

Packaging Information.......................................................................................................................... 20

6.1.

Package Marking Information.....................................................................................................20

7.

Revision History.................................................................................................................................... 26

The Microchip Website.................................................................................................................................27

Product Change Notification Service............................................................................................................27

Customer Support........................................................................................................................................ 27

Product Identification System.......................................................................................................................28

Microchip Devices Code Protection Feature................................................................................................ 29

AT28C010

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