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LTC485IS8#TRPBF

Name: LTC485IS8#TRPBF
Rating: 4.7 (12 reviews)

IC TRANSCEIVER HALF 1/1 8SO

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Mfr。パート #LTC485IS8#TRPBF
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データシート LTC485IS8#TRPBF DataSheet
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仕様

Part Status	Active
Type	Transceiver
Protocol	RS422, RS485
Number of Drivers/Receivers	1/1
Duplex	Half
Receiver Hysteresis	70 mV
Voltage - Supply	4.75V ~ 5.25V
Operating Temperature	-40°C ~ 85°C
Mounting Type	Surface Mount
Package / Case	8-SOIC (0.154", 3.90mm Width)
Supplier Device Package	8-SO
Base Product Number	LTC485

概要

Description

The LTC485IS8#TRPBF is a low-power, differential line transceiver designed for RS-485 and RS-422 communication protocols. It features a wide common-mode input voltage range, making it suitable for long-distance communication in noisy environments. The device operates with a supply voltage range of 3.0V to 5.5V and is optimized for low power consumption, making it ideal for battery-powered applications.
The LTC485IS8#TRPBF supports data rates up to 2.5 Mbps and includes a fail-safe feature that ensures a known output state in the absence of a valid input signal. It is housed in an 8-lead SOIC package, making it easy to integrate into compact circuit designs. The transceiver’s ability to drive multiple nodes on a bus makes it perfect for multi-point communication systems.
Key features include its high-speed capability, low power consumption, and robust design, suitable for industrial automation, data acquisition systems, and other applications requiring reliable serial communication over long distances.

Features

The LTC485IS8#TRPBF is a low-power differential line driver and receiver designed for robust data communication. Key features include:
1. Operating Voltage: Supports a wide supply voltage range from 3.0V to 5.5V.
2. Low Power Consumption: Consumes only 120 µA in active mode and less than 1 µA in shutdown mode, enhancing battery life in portable applications.
3. High Data Rate: Capable of transmitting data at rates up to 2.5 Mbps, suitable for high-speed applications.
4. Robust Design: Designed for multi-point transmission on long lines, with a differential output that provides noise immunity.
5. Temperature Range: Operates over a temperature range of -40°C to +85°C, ensuring reliability in various environments.
6. Integrated Features: Comes with built-in thermal shutdown and short-circuit protection.
7. Pin Configuration: 8-Lead SOIC package for easy integration into PCB designs.
These features make the LTC485IS8#TRPBF ideal for RS-485 and RS-422 communication systems.

Package

The LTC485IS8#TRPBF is packaged in an 8-lead MSOP (Mini Small Outline Package) form.

Pinout

The LTC485IS8#TRPBF is an RS485/RS422 transceiver from Linear Technology (now part of Analog Devices). It features an 8-pin package. The pin count and their functions are as follows:
1. A - Non-inverting input for the differential receiver.
2. B - Inverting input for the differential receiver.
3. RO - Receiver output (logic level).
4. RE - Receiver enable (active low).
5. DE - Driver enable (active high).
6. DI - Driver input (logic level).
7. GND - Ground.
8. VCC - Supply voltage.
The LTC485 is designed for low-power, high-speed data transmission over long distances, supporting a wide common-mode voltage range, making it suitable for various industrial and data communication applications.

Manufacturer

The manufacturer of the LTC485IS8#TRPBF is Analog Devices, Inc. Analog Devices is a multinational company that specializes in designing and manufacturing high-performance analog, mixed-signal, and digital signal processing integrated circuits (ICs). The company serves a wide range of industries, including telecommunications, automotive, healthcare, and industrial automation. Analog Devices is known for its innovative semiconductor solutions that enable efficient signal processing and data conversion, helping to drive advancements in various technological applications.

Application

The LTC485IS8#TRPBF is a low-power, differential transceiver commonly used in RS-485 communication applications. Its primary application areas include industrial automation, data acquisition systems, multi-point communication networks, and building automation systems. It is also suitable for long-distance data transmission in noisy environments, supporting robust communication in applications such as remote sensors and control systems.

Equivalent

Equivalent products to the LTC485IS8#TRPBF chip include the MAX3485, SN75176, and ADM2483. These chips provide similar functions for RS-485/RS-422 communication, including differential signaling and low-power operation. Always verify specific requirements, such as voltage levels and speed, before substitution.