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DS1921G from DALLAS,MAXIM - Dallas Semiconductor

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DS1921G

Manufacturer: DALLAS

Thermochron iButton

Partnumber Manufacturer Quantity Availability
DS1921G DALLAS 2150 In Stock

Description and Introduction

Thermochron iButton The DS1921G is manufactured by **DALLAS** (now part of **Maxim Integrated**).  

### **Specifications:**  
- **Type:** iButton temperature logger  
- **Memory:** 4096 bytes of NV SRAM  
- **Temperature Range:** -40°C to +85°C  
- **Accuracy:** ±1°C from -10°C to +85°C  
- **Resolution:** 0.5°C  
- **Data Logging:** Stores up to 2048 temperature readings  
- **Communication:** 1-Wire interface  
- **Power:** Self-powered with a lithium battery (guaranteed 10-year data retention)  
- **Housing:** Stainless steel, rugged design  
- **Applications:** Environmental monitoring, cold chain tracking, asset management  

This device is designed for high-reliability temperature logging in harsh environments.

Partnumber Manufacturer Quantity Availability
DS1921G MAXIM 3560 In Stock

Description and Introduction

Thermochron iButton The DS1921G is a temperature logger iButton manufactured by Maxim Integrated (now part of Analog Devices). Here are its key specifications:

- **Memory**: 4096 bytes of read/write NV SRAM.
- **Temperature Range**: -40°C to +85°C.
- **Temperature Accuracy**: ±1°C from -10°C to +85°C, ±2°C from -40°C to -10°C.
- **Resolution**: 0.5°C.
- **Sampling Rate**: Programmable from 1 minute to 273 hours.
- **Battery Life**: Up to 10 years (typical) with a lithium battery.
- **Data Logging**: Stores up to 2048 temperature readings.
- **Interface**: 1-Wire communication protocol.
- **Operating Voltage**: 2.8V to 5.25V.
- **Housing**: Stainless steel can with a 16mm diameter.
- **Unique ID**: Each device has a factory-lasered 64-bit ROM ID.

The DS1921G is designed for applications requiring temperature monitoring and data logging.

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For immediate assistance, call us at +86 533 2716050 or email [email protected]

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