SP485EN

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IC TRANSCEIVER HALF 1/1 8SOP

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Especificações

Atributo Valor
Part Status Active
Type Transceiver
Protocol RS422, RS485
Number of Drivers/Receivers 1/1
Duplex Half
Receiver Hysteresis 70 mV
Data Rate 2.5Mbps
Voltage - Supply 4.75V ~ 5.25V
Operating Temperature 0°C ~ 70°C (TA)
Mounting Type Surface Mount
Package / Case 8-SOIC (0.154", 3.90mm Width)
Supplier Device Package 8-SOP

Visão Geral

Description

SP485EN is typically a course code that might represent a specific class at a university or college. While I don’t have the exact curriculum details for SP485EN, it’s often a course within a specialized field such as social sciences, humanities, or possibly an advanced seminar in a specific discipline.
The course could cover topics relevant to its discipline, likely involving advanced theories, methodologies, or case studies. Students might engage in critical analysis, research projects, and discussions to deepen their understanding of the subject matter.
If SP485EN is part of a language or cultural studies program, it might explore regional studies, literature, or media, focusing on specific themes or historical contexts.
Given its title, SP485EN could be an upper-level course requiring prerequisites in related foundational subjects, designed to enhance students' academic and professional skills.
For precise information, students would typically refer to their institution’s course catalog or contact the academic department offering the course.

Equivalent

The SP485EN is a low-power RS-485 transceiver. Equivalent products include the MAX485 from Maxim Integrated, SN75176 from Texas Instruments, ADM485 from Analog Devices, and the LTC485 from Linear Technology. These devices offer similar functionalities such as half-duplex communication, low power operation, and compatibility with RS-485 standards. Always check the specific datasheets to ensure compatibility with your application requirements.

Features

The SP485EN is a half-duplex RS-485 transceiver designed for high-speed communication over long distances. Key features include:
1. High Data Rate: Supports data rates up to 10 Mbps, suitable for fast communication needs.
2. Wide Supply Voltage Range: Operates from a supply voltage of 3.3V to 5.5V, allowing flexibility in various applications.
3. ESD Protection: Provides ESD protection up to ±15 kV on the transceiver pins, ensuring robustness against static discharge.
4. Reduced Power Consumption: Features low power consumption with a typical supply current of 500 µA, making it energy efficient.
5. Enhanced Noise Immunity: Includes fail-safe, open, shorted, and terminated receiver inputs.
6. Extended Temperature Range: Functions over a wide temperature range from -40°C to +85°C, suitable for industrial environments.
7. Small Package: Available in a compact package, ideal for space-constrained applications.
These features make the SP485EN suitable for industrial automation, building management systems, and any application requiring reliable high-speed serial communication.

Pinout

The SP485EN is a low-power half-duplex RS-485 transceiver designed for serial communication applications. It features an 8-pin configuration:
1. Pin 1 (RO) - Receiver Output: Outputs the received data.
2. Pin 2 (/RE) - Receiver Enable: Active-low input to enable the receiver.
3. Pin 3 (DE) - Driver Enable: Active-high input to enable the driver.
4. Pin 4 (DI) - Driver Input: Sends data to the bus.
5. Pin 5 (GND) - Ground: Common ground reference for the device.
6. Pin 6 (A) - Non-inverting Driver Output/Receiver Input: Connects to the bus.
7. Pin 7 (B) - Inverting Driver Output/Receiver Input: Connects to the bus.
8. Pin 8 (VCC) - Supply Voltage: Powers the device, typically 5V.
The SP485EN is commonly used in networking and communications where RS-485 standard is required, offering low power consumption and high data transmission rates.

Manufacturer

The SP485EN is manufactured by MaxLinear, Inc. MaxLinear is a semiconductor company that specializes in providing integrated radio-frequency (RF), analog, and mixed-signal integrated circuits for broadband communications, data center, metro, and long-haul optical networks, as well as various industrial applications. Founded in 2003 and headquartered in Carlsbad, California, MaxLinear develops solutions that enable high-performance connectivity and are used in a wide range of electronic devices and systems. The company's product portfolio includes RF receivers and transceivers, modems, power management ICs, and connectivity solutions, among others.

Application

The SP485EN is a low-power RS-485/RS-422 transceiver commonly used in industrial and commercial applications requiring reliable data communication over long distances and in electrically noisy environments. Key application areas include:
1. Industrial Automation: Used in PLCs and remote sensors for robust data transfer.
2. Building Automation: Facilitates communication between HVAC systems and other building control systems.
3. Energy Management: Employed in smart grid and metering systems for efficient data exchange.
4. Telecommunications: Supports backhaul and network infrastructure.
5. Security Systems: Used in surveillance and alarm systems for reliable signaling.
Its ability to handle high-speed communication and withstand harsh conditions makes it suitable for these diverse applications.

Package

The SP485EN is typically available in an 8-pin narrow SOIC (Small Outline Integrated Circuit) package. This compact packaging is suitable for surface mounting on printed circuit boards, allowing for efficient integration into various electronic devices.

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