DS1992/DS1993
1Kb/4Kb Memory iButton®
www.iButton.com
SPECIAL FEATURES
ꢀ 4096 bits of Read/Write Nonvolatile
Memory (DS1993)
ꢀ 1024 bits of Read/Write Nonvolatile
Memory (DS1992)
ꢀ 256-bit Scratchpad Ensures Integrity of Data
Transfer
ꢀ Memory Partitioned into 256-bit Pages for
Packetizing Data
COMMON iButton FEATURES
ꢀ Unique, Factory-Lasered and Tested 64-bit
Registration Number (8-bit Family Code +
48-bit Serial Number + 8-bit CRC Tester)
Assures Absolute Traceability Because No
Two Parts are Alike
ꢀ Multidrop Controller for MicroLAN
ꢀ Digital Identification and Information by
Momentary Contact
ꢀ Data Integrity Assured with Strict
Read/Write Protocols
ꢀ Chip-Based Data Carrier Compactly Stores
Information
ꢀ Operating Temperature Range from -40°C to ꢀ Data Can be Accessed While Affixed to
+70°C
Object
ꢀ Over 10 years of data retention
ꢀ Economically Communicates to Bus Master
with a Single Digital Signal at 16.3kbps
ꢀ Standard 16mm Diameter and 1-Wire®
Protocol Ensure Compatibility with iButton®
Family
ORDERING INFORMATION
DS1992L-F5
DS1993L-F5
F5 MicroCan
F5 MicroCan
ꢀ Button Shape is Self-Aligning with Cup-
Shaped Probes
ꢀ Durable Stainless Steel Case Engraved with
Registration Number Withstands Harsh
Environments
ꢀ Easily Affixed with Self-Stick Adhesive
Backing, Latched by its Flange, or Locked
with a Ring Pressed onto its Rim
ꢀ Presence Detector Acknowledges When
Reader First Applies Voltage
EXAMPLES OF ACCESSORIES
DS9096P Self-Stick Adhesive Pad
DS9101 Multipurpose Clip
DS9093RA Mounting Lock Ring
DS9093F Snap-In Fob
DS9092 iButton Probe
F5 MicroCan
ꢀ Meets UL#913 (4th Edit.); Intrinsically Safe
Apparatus, Approved under Entity Concept
for use in Class I, Division 1, Group A, B, C
and D Locations
1-Wire and iButton are registered trademarks of Maxim Integrated Products, Inc.
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