DS2484R+T

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DS2484R+T

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IC MASTER I2C-1WIRE 1CH SOT-6

  • HerstellerAnalog Devices Inc./Maxim Integrated

  • Herstellerteil #DS2484R+T

  • Paket SOT-23-6

  • Auf Lager7215

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Spezifikationen

Attribut Wert
Package Tape & Reel (TR),Cut Tape (CT)
ProductStatus Active
Protocol 1-Wire®
Function Controller
Interface I²C
Voltage-Supply 1.71V ~ 5.25V
Current-Supply 300µA
OperatingTemperature -40°C ~ 85°C
Package/Case SOT-23-6

Übersicht

Description

The DS2484R+T is a 1-Wire master device designed by Maxim Integrated, employed in systems that require communication with 1-Wire devices. It acts as a bridge between I2C and 1-Wire buses, facilitating the integration of 1-Wire products in microcontroller-based systems. This device is particularly useful in environments where multiple 1-Wire devices, such as temperature sensors and memory modules, need to be connected and managed efficiently.
Key features of the DS2484R+T include:
1. I2C Interface: Enables communication with host microcontrollers using the I2C protocol.
2. 1-Wire Communication: Manages the complex timing and signaling required for 1-Wire communication.
3. Low Power Consumption: Designed for energy-efficient operation, suitable for battery-powered applications.
4. Slew Rate Control: Adjustable slew rates improve signal integrity over long cables or in noisy environments.
5. Programmable Communication: Offers flexibility in configuring data rates and communication parameters.
The device is widely used in industrial, consumer, and embedded systems where reliability and precise control over 1-Wire bus operations are essential.

Equivalent

The DS2484R+T is a 1-Wire master device designed for interfacing with 1-Wire slave devices. Equivalent products or alternatives include:
1. DS2482 series from Maxim Integrated, like DS2482-100 and DS2482-800.
2. iButtonLink's LinkUSB, which provides USB to 1-Wire connectivity.
3. Alternative microcontrollers with built-in 1-Wire support, such as certain models from Microchip.
Consider evaluating specific features and compatibility when choosing an alternative.

Features

The DS2484R+T is a 1-Wire master device designed to interface with 1-Wire slave devices over a single communication line. Key features include:
1. I2C Interface: It uses an I2C interface for communication with a host microcontroller, providing ease of integration.
2. 1-Wire Communication: Facilitates communication with 1-Wire devices, such as sensors and memory devices.
3. Active Pullup: Enhances signal integrity by actively pulling up the communication line when needed.
4. Adjustable Timing: Offers adjustable timing options to accommodate various 1-Wire devices and network conditions.
5. Strong Pullup: Provides a strong pullup feature for powering 1-Wire devices that require additional energy during data transfer.
6. Interrupt Signaling: Includes an interrupt pin for signaling the host controller about the completion of 1-Wire operations.
7. Voltage Range: Supports a wide operating voltage range, typically from 2.97V to 5.5V.
8. Low Power Consumption: Designed for low power usage, making it suitable for battery-powered applications.
These features make the DS2484R+T ideal for applications requiring reliable and efficient communication with 1-Wire devices.

Pinout

The DS2484R+T is a 1-Wire master controller with an I²C interface, designed for communication with 1-Wire devices.
- Pin Count: 8-pin (SOIC package)
- Key Functions:
- I²C Interface: Communicates with a host microcontroller (SCL, SDA pins).
- 1-Wire Master: Controls 1-Wire bus (DQ pin for data).
- Power: Operates at 2.97V to 5.25V (VCC, GND pins).
- Interrupt Output: Signals events (INT pin).
- Active-Low Reset: Optional external reset (RST pin).
It simplifies 1-Wire communication, supporting protocols like CRC generation and strong pull-up for power-hungry devices.

Manufacturer

The DS2484R+T is manufactured by Analog Devices, Inc., a company known for designing and manufacturing a wide range of analog, mixed-signal, and digital signal processing integrated circuits. Analog Devices serves a variety of industries, including automotive, communications, healthcare, industrial, and consumer electronics. The company specializes in converting real-world phenomena into actionable data through high-performance semiconductors and solutions.

Application

The DS2484R+T is a 1-Wire master controller used in various applications, including:
- Industrial Automation: Sensor monitoring and control.
- Consumer Electronics: Smart home devices and wearables.
- Automotive: Battery management and diagnostics.
- Medical Devices: Patient monitoring systems.
- Asset Tracking: RFID and identification systems.
It simplifies communication with 1-Wire devices (e.g., temperature sensors, EEPROMs) via I²C or SPI interfaces, making it ideal for embedded systems requiring low-power, reliable data transfer.

Package

The DS2484R+T is a single-channel 1-Wire master device in a compact, surface-mount TDFN (Thin Dual Flat No-leads) package. This type of packaging is designed for space-constrained applications and offers good thermal performance and electrical connectivity.

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