1 of 17

021604

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

§ Data Integrity Assured with Strict

Read/Write Protocols

§ Operating Temperature Range from -40°C to

+70°C

§ Over 10 years of data retention

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

§ Chip-Based Data Carrier Compactly Stores

Information

§ Data Can be Accessed While Affixed to

Object

§ Economically Communicates to Bus Master

with a Single Digital Signal at 16.3kbps

§ Standard 16mm Diameter and 1-Wire

®

Family

§ 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

§ 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

F5 MICROCAN

IO

GND

0.36

0.51

5.89

© 1993

YYWW REGISTERED RR

DD

06

000000FBD804

16.25

17.35

All dimensions shown in millimeters.

ORDERING INFORMATION

DS1992L-F5

F5 MicroCan

DS1993L-F5

F5 MicroCan

EXAMPLES OF ACCESSORIES

DS9096P Self-Stick Adhesive Pad

DS9101 Multipurpose Clip

DS9093RA Mounting Lock Ring

DS9093F Snap-In Fob

DS9092 iButton Probe

DS1992/DS1993

1kb/4kb Memory iButton

www.iButton.com

1-Wire and iButton are registered trademarks of Dallas Semiconductor.