DS1922L-F5# by Analog Devices

iButton Temperature Loggers with 8KB Data-Log Memory


The iButton® temperature loggers (DS1922L/T) are rugged, self-sufficient systems that measure temperature and record the result in a protected memory section. The recording is done at a user-defined rate. A total of 8192 8-bit readings or 4096 16-bit readings taken at equidistant intervals ranging from 1s to 273hrs can be stored. In addition to this, there are 512 bytes of SRAM for storing application-specific information and 64 bytes for calibration data. A mission to collect data can be programmed to begin immediately, or after a user-defined delay or after a temperature alarm. Access to the memory and control functions can be password protected. The DS1922L/T is configured and communicates with a host computing device through the serial 1-Wire® protocol, which requires only a single data lead and a ground return. Every DS1922L/T is factory-lasered with a guaranteed unique 64-bit registration number that allows for absolute traceability. The durable stainless-steel package is highly resistant to environmental hazards such as dirt, moisture, and shock. Accessories permit the DS1922L/T to be mounted on almost any object, including containers, pallets, and bags. While all iButton data loggers are calibrated/validated against NIST traceable reference devices, Maxim offers a web application to generate validation certificates for the DS1922L/T data loggers. Input is an iButton registration number (or list of numbers) and the output is a validation certificate in PDF format. Watch video ›

Where to Buy

Prices starting from US$74.16

Distributor Stock
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element14
from US$106.42
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Farnell
from US$112.19
458
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Analog Devices
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Features

High Accuracy, Full-Featured Digital Temperature Logger Simplifies Temperature Data Collection and Dissemination of Electronic Temperature Record Temperature Accuracy of ±0.5°C from -10°C to +65°C (DS1922L), ±0.5°C from +20°C to +75°C (DS1922T), with Software Corrections Measures Temperature with 8-Bit (0.5°C) or 11-Bit (0.0625°C) Resolution Operating Temperature Range: DS1922L: -40°C to +85°C; DS1922T: 0°C to +125°C Automatically Wakes Up, Measures Temperature, and Stores Values in 8kB of Data-Log Memory in 8- or 16-Bit Format Sampling Rate from 1s Up to 273hr Programmable High and Low Trip Points for Temperature Alarms Programmable Recording Start Delay After Elapsed Time or Upon a Temperature Alarm Trip Point 512 Bytes of General-Purpose Memory Plus 64 Bytes of Calibration Memory Two-Level Password Protection of All Memory and Configuration Registers Individually Calibrated in a NIST-Traceable Chamber Complies to Standard EN12830
Temperature Accuracy of ±0.5°C from -10°C to +65°C (DS1922L), ±0.5°C from +20°C to +75°C (DS1922T), with Software Corrections
Measures Temperature with 8-Bit (0.5°C) or 11-Bit (0.0625°C) Resolution
Operating Temperature Range: DS1922L: -40°C to +85°C; DS1922T: 0°C to +125°C
Automatically Wakes Up, Measures Temperature, and Stores Values in 8kB of Data-Log Memory in 8- or 16-Bit Format
Sampling Rate from 1s Up to 273hr
Programmable High and Low Trip Points for Temperature Alarms
Programmable Recording Start Delay After Elapsed Time or Upon a Temperature Alarm Trip Point
512 Bytes of General-Purpose Memory Plus 64 Bytes of Calibration Memory
Two-Level Password Protection of All Memory and Configuration Registers
Individually Calibrated in a NIST-Traceable Chamber
Complies to Standard EN12830
Rugged Construction Survives Harsh Environments Water Resistant Enclosure (IP56) or Waterproof if Placed Inside DS9107 iButton Capsule (Exceeds Water Resistant 3 ATM Requirements) CE, FCC, and UL913 Certifications
Water Resistant Enclosure (IP56) or Waterproof if Placed Inside DS9107 iButton Capsule (Exceeds Water Resistant 3 ATM Requirements)
CE, FCC, and UL913 Certifications
Simple Serial Port Interfaces to Most Microcontrollers for Rapid Data Transfer Communicates to Host with a Single Digital Signal Up to 15.4kbps at Standard Speed or Up to 125kbps in Overdrive Mode Using 1-Wire Protocol Quick Access to Alarmed Devices Through 1-Wire Conditional Search Function
Communicates to Host with a Single Digital Signal Up to 15.4kbps at Standard Speed or Up to 125kbps in Overdrive Mode Using 1-Wire Protocol
Quick Access to Alarmed Devices Through 1-Wire Conditional Search Function

Specifications

Interface 1-Wire
Technology iButton
End Equipment Asset Management
Usage Multi Use
Memory Type SRAM
Memory Size 512 Bytes
Data Logger Type Temperature
Temp. Readings 8192
Oper. Temp. (°C) -40 to +85
BudgetaryPrice (See Notes) 54.79

Last 6 months Inventory & Pricing History



DS1922L-F5# Semiconductors - ICs by Analog Devices

MEMORY IBUTTON 512B SRAM

Status: Unknown
Series: -
RoHS: Unknown
Download Datasheet Visit Manufacturer Site View Pricing & Stock

Specifications

Memory Size 0.512KB
Memory Type SRAM
Product Range -
MSL -
SVHC 1 2-dimethoxyethane ethylene glycol dimethyl ether (EGDME) (15-Jan-2018)

Last 6 months Inventory & Pricing History


Alternative Descriptions

IBUTTON, TEMP LGR, 4KBIT, SRAM, F5 CAN | element14
Temperature Logger iButton wit | Analog Devices
Ibutton, Temp Logger, 512B, Sram, F5 Can | Newark Electronics

Frequently Asked Questions

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Is the DS1922L-F5# RoHS compliant?

This part has not been flagged as RoHS Compliant.

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Authorised distributors including element14, Farnell, Analog Devices and Newark Electronics have stock available or on a lead time for DS1922L-F5# .

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