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Status
Part Number	Status
DS1922L	Active: In Production. But some versions of the family are No Longer Available. See Ordering Information.
DS1922T	Active: In Production. But some versions of the family are No Longer Available. See Ordering Information.

Data Sheet

FULL DATA SHEET (PDF, 584kB) Download   E-Mail

This product contains lithium-metal batteries. See applicable regulations for transport requirements for batteries in equipment.

Application Notes

Application Note 74: Reading and Writing 1-Wire® Devices Through Serial Interfaces - DS1922L, DS1922T Application Note 114: 1-Wire File Structure - DS1922L Application Note 126: 1-Wire® Communication Through Software - DS1922L, DS1922T Application Note 148: Guidelines for Reliable Long Line 1-Wire® Networks - DS1922L Application Note 155: 1-Wire® Software Resource Guide Device Description - DS1922L, DS1922T Application Note 159: Software Methods to Achieve Robust 1-Wire® Communication in iButton® Applications - DS1922L Application Note 3761: DS1922/DS1923 Battery Gas Gauge - DS1922L, DS1922T Application Note 3808: What Is an iButton? - DS1922L, DS1922T Application Note 3809: Exporting DS192x Logger Data from the OneWireViewer into Excel - DS1922L, DS1922T Application Note 3892: Overview of iButton Sensors and Temperature/Humidity Dataloggers - DS1922L, DS1922T Application Note 3925: 1-Wire® Extended Network Standard - DS1922L, DS1922T Application Note 4126: Understanding the IP (Ingress Protection) Ratings of iButton Data Loggers and Capsule - DS1922L, DS1922T Application Note 4477: Reference Design of a 1-Wire® Bidirectional Voltage-Level Translator for 1.8V to 5V - DS1922L, DS1922T Application Note 4506: Alternatives to the DS1994L 4Kb Plus Time Memory iButton® - DS1922L

Design Guides

Thermal Management (PDF) 1-Wire® Products (PDF)

Reliability Reports

Reliability Report: DS1922L.pdf DS1922T.pdf Underwriters Laboratories (UL®) Recognized

Software/Models

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