SN75176BD

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SN75176BD

+БОМ

IC TRANSCEIVER HALF 1/1 8SOIC

  • ПроизводительТехасские инструменты

  • Мфр. Часть #SN75176BD

  • В наличии2667

365 Дни гарантии качества

7*24 часы обслуживания каранти

90-гарантия послепродажного дня

Гарантия подлинного продукта

Спецификации

Атрибут Ценность
Part Status Obsolete
Base Product Number 75176
Type Transceiver
Protocol RS422, RS485
Number of Drivers / Receivers 1/1
Duplex Half
Voltage - Supply 4.75V ~ 5.25V
Operating Temperature 0°C ~ 70°C
Mounting Type Surface Mount
Package / Case 8-SOIC (0.154", 3.90mm Width)
Supplier Device Package 8-SOIC
Packaging Tube
Receiver Hysteresis 50 mV

Обзор

Description

The SN75176BD is a differential bus transceiver designed for balanced multipoint bus transmission in environments that require high data rates and noise immunity, such as industrial and commercial applications. It is part of the SN75176 series, which is widely used for RS-485 and RS-422 communication protocols. The SN75176BD can handle data rates up to 10 Mbps and operates at a wide voltage range, typically between 4.75V to 5.25V.
Key features include:
1. Half-Duplex Operation: It supports bidirectional communication, allowing a single device to send and receive data over the same pair of wires.
2. Differential Signaling: It uses differential signaling for improved noise immunity and data integrity over long distances.
3. Thermal Shutdown Protection: This feature prevents the device from overheating, enhancing reliability.
4. Current Limiting: Protects the device and connected circuits from excessive current.
5. Wide Common-Mode Range: It can tolerate a wide range of voltage differences between the ground and the bus lines.
The SN75176BD is used in various applications, including data acquisition, process control, and networked data transmission systems.

Equivalent

The SN75176BD is a differential bus transceiver used in RS-485/RS-422 communication. Equivalent products include:
1. MAX485 by Maxim Integrated
2. ADM485 by Analog Devices
3. LTC485 by Linear Technology
4. SP485 by Sipex/Exar
5. SN65HVD485E by Texas Instruments
These alternatives offer similar functionalities, but it’s important to check specific electrical and timing characteristics to ensure compatibility with your application.

Features

The SN75176BD is a differential bus transceiver designed for multipoint bus transmission on long bus lines in noisy environments. Key features include:
1. Compatibility: Meets the requirements of ANSI TIA/EIA-485-A and ISO 8482:1987(E), ensuring reliable communication in RS-485 and RS-422 standards.
2. High Speed: Supports data transmission rates up to 10 Mbps, making it suitable for high-speed data communication.
3. Wide Supply Voltage Range: Operates over a wide voltage range from 4.75 V to 5.25 V.
4. Low Power Consumption: Features low power dissipation with a typical supply current of 55 mA.
5. Common-Mode Range: Provides a wide common-mode voltage range of -7 V to +12 V, enhancing noise tolerance.
6. Thermal Shutdown Protection: Equipped with thermal shutdown for protection against excessive power dissipation.
7. Short-Circuit Protection: Includes short-circuit protection to safeguard against line faults.
8. Bus Fault Protection: Capable of withstanding bus fault conditions up to ±15 V.
These features make the SN75176BD ideal for industrial and commercial applications requiring robust and efficient data communication.

Pinout

The SN75176BD is a differential bus transceiver designed for balanced transmission lines, commonly used in RS-485 and RS-422 communication protocols. It is a 8-pin device with the following pin configuration:
1. R (Receiver Output): Output for the receiver.
2. RE̅ (Receiver Output Enable): Active-low input to enable the receiver output.
3. DE (Driver Output Enable): Input to enable the driver outputs.
4. D (Driver Input): Input for the driver.
5. GND (Ground): Ground reference for the circuit.
6. A (Non-inverting Driver Output/Receiver Input): Non-inverting terminal for both driver and receiver.
7. B (Inverting Driver Output/Receiver Input): Inverting terminal for both driver and receiver.
8. VCC (Supply Voltage): Power supply input.
The SN75176BD allows for bi-directional data communication over long distances and is characterized by its ability to handle up to 32 transceivers on a single bus. It supports data rates up to 10 Mbps. The device provides high noise immunity and a wide common-mode voltage range, making it suitable for industrial environments.

Manufacturer

The SN75176BD is manufactured by Texas Instruments Incorporated (TI). Texas Instruments is a global semiconductor company that designs and produces a wide range of electronic components and integrated circuits for various applications. TI's products are used in industries such as automotive, industrial, personal electronics, communications equipment, and enterprise systems. The company is known for its innovation in analog and embedded processing technologies, which form the backbone of its extensive product portfolio. As a leader in the semiconductor industry, Texas Instruments focuses on developing solutions that improve efficiency and enable advancements in electronics.

Application

The SN75176BD is a differential bus transceiver commonly used in RS-485 and RS-422 communication systems. Its primary application areas include industrial automation, where it facilitates robust long-distance data transmission in harsh environments; building automation for communication networks in HVAC and lighting systems; and telecommunications equipment for data exchange over twisted-pair cables. Additionally, it is used in security systems for surveillance camera data transmission and in energy management systems for smart grid communications. Its ability to handle multiple nodes on a single bus and resist electrical interference makes it ideal for networking in various robust industrial and commercial settings.

Package

The SN75176BD is a differential bus transceiver with an SOIC-8 (Small Outline Integrated Circuit) package type. It's designed for balanced communication and is widely used in RS-485 and RS-422 applications.

Frequently Asked Questions


Q: What is the supply voltage range for the SN75176BD?
A: The device requires a supply voltage between 4.75V and 5.25V, making it ideal for standard 5V systems.


Q: Is this transceiver suitable for both RS-422 and RS-485 networks?
A: Yes, it supports RS-422 and RS-485 protocols, offering flexibility in balanced differential data transmission.


Q: Does this part support full-duplex communication?
A: No, it operates in half-duplex mode, requiring driver/receiver enable control for bidirectional data flow.


Q: What is the typical receiver hysteresis of the SN75176BD?
A: The receiver hysteresis is 50 mV, ensuring noise immunity and stable signal detection on the bus.


Q: Is this component available in a lead-free package?
A: The package is an 8-SOIC; however, RoHS status is not specified, so verify with your distributor for current compliance.


Q: What is the operating temperature range for this device?
A: It operates from 0°C to 70°C, suitable for commercial or industrial environments within that range.


Q: Can the SN75176BD be used in new designs?
A: The part is marked as "Obsolete" in the specifications, so it is not recommended for new designs; consider a current replacement.


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