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ADI DS1821C
Programmable Digital Thermostat and Thermometer
Brands: Analog Devices, Inc
Mfr.Part #: DS1821C
Datasheet: DS1821C Datasheet (PDF)
Package/Case: TO-92
Product Type: Programmable Logic ICs
DS1821C General Description
DS1821C is a digital temperature sensor and thermostat IC (integrated circuit) manufactured by Maxim Integrated.
Features
- Temperature measurement range of -55°C to +125°C
- 9-bit temperature resolution (0.5°C)
- Programmable temperature set points with hysteresis
- Digital output for temperature measurement and thermostat status
- Nonvolatile (NV) memory for storing temperature set points and configuration data
- SPI (serial peripheral interface) communication protocol
Application
- Temperature monitoring and control in industrial and commercial equipment
- Environmental monitoring systems
- HVAC (heating, ventilation, and air conditioning) systems
- Automotive applications
- Power management systems
- Medical equipment
Specifications
| Parameter | Value | Parameter | Value |
|---|---|---|---|
| Manufacturer: | Analog Devices Inc. | Product Category: | Thermostats |
| RoHS: | Details | Accuracy: | +/- 1 C |
| Temperature Range: | - 55 C to + 125 C | Current Rating: | 500 uA |
| Voltage Rating: | 5.5 VDC | Product: | Digital Thermostats |
| Brand: | Analog Devices / Maxim Integrated | Packaging: | Tube |
| Product Type: | Thermostats | Series: | DS1821 |
| Factory Pack Quantity: | 500 | Subcategory: | Sensors |
| Part # Aliases: | DS1821C 90-1821C+000 |
Shipping
| Shipping Type | Ship Fee | Lead Time | |
|---|---|---|---|
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DHL | $20.00-$40.00 (0.50 KG) | 2-5 days |
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Fedex | $20.00-$40.00 (0.50 KG) | 2-5 days |
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UPS | $20.00-$40.00 (0.50 KG) | 2-5 days |
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TNT | $20.00-$40.00 (0.50 KG) | 2-5 days |
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EMS | $20.00-$40.00 (0.50 KG) | 2-5 days |
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REGISTERED AIR MAIL | $20.00-$40.00 (0.50 KG) | 2-5 days |
Processing Time：Shipping fee depend on different zone and country.
Payment
| Terms of payment | Hand Fee | |
|---|---|---|
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Wire Transfer | charge US$30.00 banking fee. |
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Paypal | charge 4.0% service fee. |
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Credit Card | charge 3.5% service fee. |
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Western Union | charge US.00 banking fee. |
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Money Gram | charge US$0.00 banking fee. |
Guarantees
1.The electronic components you purchase include 365 Days Warranty, We guarantee product quality.
2.If some of the items you received aren't of perfect quality, we would resiponsibly arrange your refund or replacement. But the items must remain their orginal condition.
Packing
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Step1 :Product
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Step2 :Vacuum packaging
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Step3 :Anti-static bag
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Step4 :Individual packaging
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Step5 :Packaging boxes
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Step6 :bar-code shipping tag
All the products will packing in anti-staticbag. Ship with ESD antistatic protection.
Outside ESD packing’s lable will use ourcompany’s information: Part Mumber, Brand and Quantity.
We will inspect all the goods before shipment,ensure all the products at good condition and ensure the parts are new originalmatch datasheet.
After all the goods are ensure no problems afterpacking, we will packing safely and send by global express. It exhibitsexcellent puncture and tear resistance along with good seal integrity.
Part points
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The DS1821C chip is a temperature sensor and thermostat. It can measure temperatures ranging from -55°C to 100°C with an accuracy of ±0.5°C. The chip has a 12-bit digital output and provides programmable temperature alarms. It operates on a 3.0V to 5.5V power supply and comes with a 1-Wire interface, allowing multiple sensors to be connected in a network. The DS1821C chip is commonly used in applications requiring precise temperature monitoring and control.
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Equivalent
There are no direct equivalent products of the DS1821C chip. However, other temperature sensor chips from different manufacturers, such as the MCP9808 or the LM35, can be used as alternatives, depending on the specific requirements of the application. -
Features
The DS1821C is a high-precision digital thermometer and thermostat chip. It features a wide temperature measurement range (-55°C to +125°C), high accuracy (±0.5°C), and supports both Fahrenheit and Celsius scales. It also includes nonvolatile memory, programmable temperature thresholds, and a 2-wire serial interface for easy integration into various applications. -
Pinout
The DS1821C is a 3-pin temperature sensor and thermostat. Its pins include VDD (power supply input), GND (ground), and DQ (data input/output). The sensor measures temperature and provides digital output through DQ, enabling communication with various devices such as microcontrollers or other digital systems. -
Manufacturer
The DS1821C is manufactured by Maxim Integrated. It is an American multinational company that designs, manufactures, and sells analog and mixed-signal integrated circuits. Maxim Integrated specializes in providing solutions for a wide range of industries including automotive, consumer electronics, industrial, and healthcare. -
Application Field
The DS1821C is a digital temperature sensor with nonvolatile memory. It can be used in various applications such as computer systems, power management, industrial automation, HVAC systems, and temperature monitoring systems. -
Package
The DS1821C chip is available in a 3-pin TO-92 package type. It has a form factor of a small, epoxy-encapsulated chip with three pins for connectivity. The size of the chip is typically around 5.33mm x 4.83mm x 4.83mm.
Datasheet PDF
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