DS2482S-800+

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DS2482S-800+

+BOM

I/O Controller Interface IC

  • メーカーアナログデバイス/Maxim統合

  • メーカー品番 #DS2482S-800+

  • 在庫状況1687

365 日間品質保証

7*24 日間の品質保証

90-時間単位のサービス保証

1日間のアフターサービス保証

仕様

属性

概要

Description

The DS2482S-800+ is an I²C-to-1-Wire bridge device that facilitates communication between a microcontroller and multiple 1-Wire devices. Manufactured by Maxim Integrated, the DS2482S-800+ supports up to eight 1-Wire channels, allowing for the management of multiple 1-Wire sensors and devices from a single I²C bus. This bridge enhances system flexibility and simplifies the design by eliminating the need for numerous GPIO pins.
Key features include a wide operating voltage range, strong pull-up capability for powering 1-Wire devices, and a built-in 8-channel selector for efficient device addressing. It also offers advanced 1-Wire communication features like reset, search, and write operations to streamline data transactions.
The device is housed in a small, space-efficient package, making it ideal for compact or multi-device environments. Applications include industrial automation, smart sensors, and data logging systems, where reliable communication with numerous 1-Wire devices is essential. The DS2482S-800+ is designed for easy integration into existing systems, minimizing design complexity while maximizing functionality.

Equivalent

The DS2482S-800+ chip is an I2C to 1-Wire bridge. Equivalent products include:
1. DS2482-100 (single-channel version) by Maxim Integrated.
2. DS9490R (USB to 1-Wire adapter) by Maxim Integrated.
3. DS2484 (single-channel I2C to 1-Wire bridge) by Maxim Integrated.
4. 1-Wire Master ICs or adapters from other manufacturers like Microchip, though exact equivalents may vary depending on specific requirements.
Always check the datasheets to ensure compatibility with your specific application needs.

Features

The DS2482S-800+ is an I2C-to-1-Wire master device designed for efficient communication between I2C master controllers and 1-Wire slave devices. Key features include:
1. I2C Interface: Supports standard (100 kHz) and fast (400 kHz) I2C modes, allowing seamless integration with a variety of microcontrollers.
2. 1-Wire Communication: Facilitates communication with up to eight 1-Wire slave devices over a single pin, simplifying the wiring and reducing costs.
3. Active Pullup: Enhances data integrity and communication speed through an active pullup mechanism.
4. Command Set: Offers a comprehensive set of commands for controlling 1-Wire operations, including reset, read/write, and search functions.
5. Voltage Range: Operates over a wide voltage range, typically 2.9V to 5.5V, making it versatile for different applications.
6. Low Power Consumption: Designed for low power consumption, suitable for battery-operated applications.
7. Package: Available in a compact 16-pin SOIC package, ideal for space-constrained designs.
These features make the DS2482S-800+ a reliable choice for applications requiring robust interfacing between I2C and 1-Wire networks.

Pinout

The DS2482S-800+ is an 8-channel 1-Wire master device designed to interface with 1-Wire slave devices through a standard I2C interface. It comes in a 16-pin SOIC (Small Outline Integrated Circuit) package. The DS2482S-800+ allows microcontrollers to communicate and control multiple 1-Wire devices, making it suitable for applications that require multiple 1-Wire networks or a large number of 1-Wire devices. The key functions include:
1. I2C Interface: Facilitates communication with the host microcontroller.
2. 1-Wire Master: Manages up to eight 1-Wire channels for controlling 1-Wire slave devices.
3. Channel Selection: Allows selection among the eight available channels for communication.
4. Active Pullup: Improves the performance of the 1-Wire communication by providing a stronger pull-up during data transfer.
5. Programmable Features: Includes various configuration settings and capabilities to support diverse application needs.
This device is particularly useful for applications requiring robust and efficient control of multiple 1-Wire networks, such as temperature sensing and identification systems.

Manufacturer

The DS2482S-800+ is manufactured by Maxim Integrated, which is now part of Analog Devices, Inc. (ADI) following an acquisition. Maxim Integrated was known for designing, manufacturing, and selling analog and mixed-signal integrated circuits. The company specialized in high-performance semiconductor products that are used across various applications and industries, including communications, automotive, consumer, and industrial markets. Analog Devices, Inc., the parent company, is a global leader in the design and manufacturing of analog, mixed-signal, and digital signal processing (DSP) integrated circuits. They provide solutions for a wide range of applications including data conversion, signal processing, power management, and more.

Application

The DS2482S-800+ is an I²C to 1-Wire master bridge chip, used primarily in applications requiring the integration of 1-Wire devices into I²C bus systems. Common application areas include temperature sensing, industrial automation, and data logging, where it enables communication with 1-Wire temperature sensors, EEPROMs, and other 1-Wire peripherals. It is particularly useful in environments where multiple 1-Wire devices need to be managed efficiently, such as smart grids, process monitoring systems, and HVAC systems. Its ability to control multiple 1-Wire devices through a single I²C interface simplifies system design and enhances reliability in various embedded and control system applications.

Package

The DS2482S-800+ is a 8-channel 1-Wire master in an SOIC-16 package, which stands for Small Outline Integrated Circuit with 16 pins. This package type is commonly used for surface mounting on printed circuit boards.

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