DS1721S

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DS1721S

SENSOR DIGITAL -55C-125C 8SOIC

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Thông số kỹ thuật

Part Status Active
Sensor Type Digital, Local
Sensing Temperature - Local -55°C ~ 125°C
Output Type I2C
Voltage - Supply 2.7V ~ 5.5V
Resolution 11 b
Features One-Shot, Output Switch, Programmable Limit, Programmable Resolution, Standby Mode
Accuracy - Highest (Lowest) ±1°C (±2°C)
Test Condition -10°C ~ 85°C (-55°C ~ 125°C)
Operating Temperature -55°C ~ 125°C
Mounting Type Surface Mount
Package / Case 8-SOIC (0.154", 3.90mm Width)
Supplier Device Package 8-SOIC
Base Product Number DS1721

Tổng quan

Description

DS1721S is a digital temperature sensor designed for high-precision temperature measurement in various applications. It features a digital output, allowing for easy interfacing with microcontrollers and digital systems. The sensor operates over a wide temperature range, typically from -55°C to +125°C, with high accuracy and resolution.
Key features include low power consumption, making it suitable for battery-operated devices, and an integrated one-wire interface for simple data communication. The DS1721S can be used in applications such as HVAC systems, medical equipment, and environmental monitoring.
Its compact design and versatility make it an ideal choice for both industrial and consumer electronics. Overall, the DS1721S provides reliable temperature readings, ease of integration, and low operational costs.

Features

The Synology DS1721+ is a powerful NAS (Network Attached Storage) designed for small to medium-sized businesses. Key features include:
1. Processor: Equipped with an AMD Ryzen quad-core CPU, enhancing performance for multitasking and virtualization.
2. Memory: Comes with 8GB DDR4 RAM, expandable up to 32GB for improved performance with demanding applications.
3. Drive Bays: Supports up to 7 drive bays, allowing for expansive storage capacity using 3.5” or 2.5” SATA drives.
4. Scalability: Can be expanded with the Synology DX517 for additional storage.
5. Network Connectivity: Offers dual 1GbE ports with the option for 10GbE network upgrade for enhanced data transfer rates.
6. Data Protection: Supports RAID configurations, Snapshot technology, and Synology Hybrid RAID (SHR) for efficient data redundancy.
7. Versatile Applications: Compatible with various applications such as file sharing, multimedia streaming, and virtualization.
Overall, the DS1721+ balances performance and flexibility, making it ideal for diverse workloads.

Package

The DS1721S is typically available in a 16-pin TSSOP (Thin Shrink Small Outline Package) format, which provides a compact and efficient solution for integrating into electronic circuits.

Pinout

The DS1721S is a digital thermometer and thermostat with an I2C interface designed for temperature monitoring. It features a total of 8 pins:
1. VDD - Power supply (2.7V to 5.5V).
2. GND - Ground reference.
3. SCL - I2C serial clock line.
4. SDA - I2C serial data line.
5. ALERT - Open-drain output for temperature alarm notification.
6. THIGH - Set point for high temperature alarm (input).
7. TLOW - Set point for low temperature alarm (input).
8. NC - No connect; not used.
The DS1721S is primarily used for monitoring temperature in various applications, providing accurate readings and configurable alarm thresholds, making it suitable for embedded systems and environmental monitoring.

Manufacturer

The DS1721S is manufactured by Maxim Integrated, a company known for designing and producing analog and mixed-signal integrated circuits. Maxim Integrated specializes in semiconductor solutions for a wide range of applications, including automotive, industrial, communications, and consumer electronics. Their products often focus on enhancing performance, reducing power consumption, and providing advanced functionality, such as temperature sensing and monitoring, which is the primary function of the DS1721S. In 2021, Maxim Integrated was acquired by Analog Devices, Inc., further expanding its capabilities and product offerings in the analog semiconductor market.

Application

The DS1721S is a digital temperature sensor used in various applications, including environmental monitoring, HVAC systems, industrial process control, and consumer electronics. Its precise temperature measurement capabilities make it suitable for data logging, thermal management in electronic devices, and temperature compensation in circuits. Additionally, it can be utilized in medical devices and automotive systems for monitoring and regulating temperature-critical operations.

Equivalent

The DS1721S chip, a digital temperature sensor from Maxim Integrated, has several equivalent products including the LM75, TMP75, and MCP9801. These alternatives offer similar temperature sensing functionalities and digital interfaces. Always check specific data sheets for compatibility and features before substitution.

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