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DS18B20U+T&R Programmable Resolution 1-Wire Digital Thermometer
Product Overview
The DS18B20U+T&R is a programmable resolution 1-Wire digital thermometer offering high accuracy and flexible integration for various temperature sensing applications.
Benefits and Features
Unique 1-Wire® Interface requires only one port pin for communication
Reduced component count with integrated temperature sensor and EEPROM
Wide temperature measurement range: -55°C to +125°C (-67°F to +257°F)
High accuracy: ±0.5°C from -10°C to +85°C
Programmable resolution from 9 bits to 12 bits
No external components required
Parasitic power mode requires only 2 pins for operation (DQ and GND)
Each device has unique 64-bit serial code stored in on-board ROM
Flexible user-definable nonvolatile (NV) alarm settings with alarm search command
Available in 8-Pin SO (150 mils), 8-Pin µSOP, and 3-Pin TO-92 packages
Applications
Thermostatic Controls
Industrial Systems
Consumer Products
Thermometers
Thermally Sensitive Systems
Technical Parameters
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
NV Write Cycle Time
tWR
2
10
ms
EEPROM Writes
NEEWR
-55°C to +55°C
50k
writes
EEPROM Data Retention
tEEDR
-55°C to +55°C
10
years
Packaging & Shipping
Standard export packaging available. Customers can choose from cartons, wooden cases, and wooden pallets according to their requirements.
Frequently Asked Questions
How to obtain the price?
We typically provide quotations within 24 hours of receiving your inquiry (excluding weekends and holidays). For urgent pricing requests, please contact us directly.
What is your delivery time?
Small batches typically ship within 7-15 days, while large batch orders may require approximately 30 days depending on order quantity and season.
What are your payment terms?
Factory pricing with 30% deposit and 70% balance payment via T/T before shipment.
What are the shipping options?
Available shipping methods include sea freight, air freight, and express delivery (EMS, UPS, DHL, TNT, FEDEX). Please confirm your preferred method before ordering.
