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DS1921Z from DALLAS,MAXIM - Dallas Semiconductor

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15.625ms

DS1921Z

Manufacturer: DALLAS

High Resolution Thermochron iButton Range H: +15°C to +46°C; Z: -5°C to +26°C

Partnumber Manufacturer Quantity Availability
DS1921Z DALLAS 546 In Stock

Description and Introduction

High Resolution Thermochron iButton Range H: +15°C to +46°C; Z: -5°C to +26°C The DS1921Z is a temperature logger iButton manufactured by DALLAS (now Maxim Integrated). Here are its key specifications:

- **Memory**: 4096 bytes of NV SRAM for data logging  
- **Temperature Range**: -40°C to +85°C  
- **Accuracy**: ±1°C from -10°C to +85°C, ±2°C from -40°C to -10°C  
- **Resolution**: 0.5°C  
- **Logging Interval**: Programmable from 1 minute to 273 hours  
- **Battery Life**: Up to 10 years with a logging interval of 1 minute  
- **Interface**: 1-Wire® communication protocol  
- **Operating Voltage**: 2.8V to 5.25V  
- **Housing**: Stainless steel, durable for harsh environments  
- **Unique ID**: 64-bit ROM code for device identification  

This device is designed for temperature monitoring and data logging applications.

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