DS1990R-F3# Maxim Integrated Products, DS1990R-F3# Datasheet - Page 10

• Manufacturer Part Number: DS1990R-F3#
• Description: IBUTTON SERIAL NUMBER F3
• Manufacturer: Maxim Integrated Products
• Series: iButton®r

Specifications of DS1990R-F3#

• Rohs Information: IButton RoHS Compliance Plan
• Memory Size: 8B
• Memory Type: ROM
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Serial Number iButton
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
© 2010 Maxim Integrated Products
REVISION
NUMBER
0
1
2
3
REVISION
DATE
5/05
8/06
8/09
8/10
Initial release
Reworded the UL#913 bullet to “Designed to meet...”
Updated the Ordering Information table to include RoHS-compliant packages; removed
the UL#913 bullet from the Common iButton Features section
Created newer template-style data sheet; in the Electrical Characteristics table, deleted
the Output High Voltage parameter, moved the 1-Wire Pullup voltage parameter from
table header to table body, changed V
specification, changed t
14 and 15; added the epsilon timing to the Write-Zero Time Slot in Figure 7
W1LMAX
from 15μs – to 15μs, and added more details to Notes
DESCRIPTION
Maxim is a registered trademark of Maxim Integrated Products, Inc.
ILMAX
from 0.8V to 0.3V, added Note 14 to the t
Revision History
W0L
CHANGED
PAGES
2, 3, 8
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1
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