SP485REN-L/TR

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SP485REN-L/TR

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IC TRANSCEIVER HALF 1/1 8SOIC

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Especificações

Atributo Valor
Package Tape & Reel (TR)
ProductStatus Active
Type Transceiver
Protocol RS422, RS485
NumberofDrivers/Receivers 1/1
Duplex Half
DataRate 5Mbps
Voltage-Supply 4.75V ~ 5.25V
OperatingTemperature -40°C ~ 85°C
MountingType Surface Mount
Package/Case 8-SOIC (0.154, 3.90mm Width)

Visão Geral

Description

The SP485REN-L/TR is a type of low-power RS-485 transceiver commonly used in communication systems. It is designed to facilitate serial data communication over long distances and in electrically noisy environments. Key features of this device include a wide operating voltage range, typically from 3.3V to 5V, ensuring compatibility with various systems. It supports half-duplex communication, allowing for bidirectional data transmission on a single twisted pair.
The SP485REN-L/TR is engineered to offer robust performance with a high data rate capability, often reaching up to 10 Mbps. It also includes fail-safe and short-circuit protection features, enhancing reliability in industrial applications. The transceiver is built to withstand harsh conditions, providing electrostatic discharge (ESD) protection for increased durability.
Additionally, the device's low power consumption makes it suitable for battery-powered and energy-efficient applications. Its compact packaging and compliance with industry standards make the SP485REN-L/TR a versatile choice for engineers designing communication networks in various fields, including automation, telecommunications, and instrumentation.

Equivalent

The SP485REN-L/TR is a low-power RS-485/RS-422 transceiver. Equivalent products include:
1. Texas Instruments SN75176B: A differential bus transceiver for RS-485/RS-422 communication.
2. Maxim Integrated MAX485 Features low-power operation for similar applications.
3. Analog Devices ADM485: Another RS-485 transceiver offering similar functionalities.
4. NXP PCA82C250: Provides RS-485/RS-422 communication compatibility.
These products share similar functionalities in terms of data transmission and are used in similar applications.

Features

The SP485REN-L/TR is a low-power, half-duplex RS-485 transceiver designed for reliable data transmission over long distances. Key features of this device include:
1. Low Power Consumption: Operates on low power, making it suitable for battery-powered and energy-efficient applications.
2. High Data Rates: Supports data transmission rates up to 10 Mbps, which is ideal for fast communication needs.
3. Wide Operating Voltage Range: Functions effectively within a voltage range of 3.3V to 5.5V, providing flexibility in various applications.
4. Enhanced ESD Protection: Offers robust electrostatic discharge (ESD) protection, ensuring durability and reliability in harsh environments.
5. Fail-safe Operation: Built-in fail-safe features prevent erratic behavior in the event of open or shorted lines.
6. Extended Temperature Range: Can operate in a wide temperature range, making it suitable for industrial applications.
7. Compact Packaging: Available in a small package, which is beneficial for space-constrained designs.
These features make the SP485REN-L/TR well-suited for industrial automation, data acquisition systems, and other applications requiring reliable and efficient RS-485 communication.

Pinout

The SP485REN-L/TR is a half-duplex, low-power transceiver suitable for RS-485 communication. It is manufactured by MaxLinear and is designed for differential communication in multipoint transmission lines.
Pin Count and Functions:
- 8-Pin Package:
- Pin 1 (RO): Receiver Output. This pin provides the received data.
- Pin 2 (RE̅): Receiver Output Enable. When low, the receiver output is enabled.
- Pin 3 (DE): Driver Output Enable. When high, the driver outputs are enabled.
- Pin 4 (DI): Driver Input. Data input for the driver.
- Pin 5 (GND): Ground. Reference point for all signals.
- Pin 6 (A): Non-Inverting Driver Output/Receiver Input.
- Pin 7 (B): Inverting Driver Output/Receiver Input.
- Pin 8 (VCC): Positive Supply Voltage. Powers the device.
The SP485REN-L/TR is typically used in industrial and commercial environments requiring robust communication over long distances, utilizing twisted-pair cables to support data rates up to 5 Mbps.

Manufacturer

The SP485REN-L/TR is manufactured by MaxLinear, Inc. MaxLinear is a semiconductor company that designs and sells high-performance radio frequency (RF), analog, and mixed-signal integrated circuits. The company focuses on providing solutions for broadband communications, data center, and wireless infrastructure markets. MaxLinear's products are used in a variety of applications including cable and satellite broadband access, data center connectivity, point-to-point wireless backhaul, and other advanced communication systems. The SP485REN-L/TR itself is an integrated circuit component designed for data transmission applications, specifically a low-power transceiver often used in serial communication systems.

Application

The SP485REN-L/TR is a low-power RS-485 transceiver. Its application areas include industrial automation, building automation, and process control systems where robust communication is required over long distances. It is also used in networked security systems, HVAC controls, and smart grid applications. The device supports data transmission over twisted-pair cables, making it suitable for distributed systems requiring reliable serial communication. Additionally, it is used in point-to-point and multipoint network configurations, providing noise immunity and support for high-speed data rates. Its small footprint and low power consumption make it ideal for space-constrained and battery-powered devices.

Package

The SP485REN-L/TR is a surface-mount, low-power, half-duplex RS-485 transceiver. It comes in a small outline package (SOP), specifically designed for high-speed, bidirectional data communication on multipoint bus transmission lines. Its packaging is optimized for automated assembly processes.

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