DS1990A-F3 Просмотр технического описания (PDF) - Maxim Integrated

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производитель

DS1990A-F3

Serial Number iButton

Maxim Integrated 

Serial Number iButton

Revision History

REVISION

DATE

DESCRIPTION

033005

Redid the formatting based on newer template style. Also deleted the 0F Read ROM

command and added a note about presence pulse criteria.

Created newer template-style data sheet.

10/08

Updated Ordering Information with lead-free part numbers.

Deleted Meets UL 913 (4th Edit); Intrinsically Safe Apparatus: Approved Under Entity

Concept for Use in Class I, Division I, Group A, B, C, and D from the Common iButton

Features and iButton Can Physical Specification sections.

Updated Electrical Characteristics table:

Deleted Output High Voltage parameter.

Moved 1-Wire Pullup voltage parameter from table header to table body.

Changed VILMAX from 0.8V to 0.3V.

Added Note 14 to the tW0L specification.

Changed tW1LMAX from 15μs –
to 15μs.

Added the epsilon timing to the Write-Zero Time Slot in Figure 7.

PAGES

CHANGED

1–8

All

1

1, 3

2

8

Maxim cannot assume responsibility for use of any circuitry other than circuitry entirely embodied in a Maxim product. No circuit patent licenses are

implied. Maxim reserves the right to change the circuitry and specifications without notice at any time.

10 ____________________Maxim Integrated Products, 120 San Gabriel Drive, Sunnyvale, CA 94086 408-737-7600

© 2008 Maxim Integrated Products

is a registered trademark of Maxim Integrated Products, Inc.

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