THVD1551DGK

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THVD1551DGK

+Nomenclature

IC TRANSCEIVER FULL 1/1 8VSSOP

  • FabricantTexas Instruments

  • Pièce fabricant #THVD1551DGK

  • En stock5053

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Spécifications

Attribut Valeur
Part Status Active
Type Transceiver
Protocol RS485
Number of Drivers/Receivers 1/1
Duplex Full
Receiver Hysteresis 50 mV
Data Rate 50Mbps
Voltage - Supply 4.5V ~ 5.5V
Operating Temperature -40°C ~ 125°C
Mounting Type Surface Mount
Package / Case 8-TSSOP, 8-MSOP (0.118", 3.00mm Width)
Supplier Device Package 8-VSSOP
Base Product Number THVD1551

Présentation

Description

THVD1551DGK is a high-speed, low-power, and robust transceiver designed for half-duplex communication in industrial and automotive applications. It operates on a single 3V to 5.5V power supply and supports data rates up to 1 Mbps. This device is part of the THVD family, which is known for high electromagnetic compatibility (EMC) and low electromagnetic interference (EMI).
The THVD1551DGK features a differential pair output, enhancing noise immunity, making it suitable for long-distance data transmission. Its low power consumption and integrated thermal protection contribute to its efficiency in various applications, including motor control, industrial automation, and sensor networks.
Additionally, it supports multiple communication protocols, making it versatile for different system architectures. The device comes in a compact package, simplifying integration into various designs. Overall, the THVD1551DGK is ideal for applications requiring reliable, high-speed communication in challenging environments.

Equivalent

The THVD1551DGK is a high-speed, low-power RS-485 transceiver. Equivalent products include the MAX1487, SN65HVD3082, and LTC2862, which also provide RS-485 communication with similar features like low power consumption and high data rates. Always verify specific requirements (e.g., voltage levels and transmission distances) to ensure compatibility.

Features

The THVD1551DGK is a high-speed transceiver designed for RS-485 and RS-422 communication. Key features include:
1. Data Rate: Supports data rates up to 20 Mbps, enabling fast communication.
2. Dual Channel: Contains two independent transceiver channels, allowing for multi-device configurations.
3. Low Power: Operates with a low power supply voltage of 3.3V to 5V, making it energy-efficient.
4. Enhanced Noise Immunity: Offers robust noise immunity with a common-mode range of -7V to +12V, ensuring reliable operation in harsh environments.
5. Fail-Safe Features: Includes built-in fail-safe mechanisms that ensure a known state during power-down, improving system reliability.
6. Temperature Range: Operates across a wide temperature range from -40°C to +125°C, suitable for industrial applications.
7. Small Footprint: Available in a compact package, facilitating easy integration into space-constrained designs.
These features make the THVD1551DGK suitable for various applications including industrial automation, transportation, and building automation systems.

Pinout

The THVD1551DGK is a high-speed, isolated RS-485 transceiver with a pin count of 16. Its primary functions include transmitting and receiving differential signals for robust communication in various applications such as industrial automation, automation control, and data acquisition systems.
Key pin functions include:
1. TXD (Transmit Data) - Input for the data to be transmitted.
2. RXD (Receive Data) - Output for the received data.
3. DE/RE (Driver Enable/Receiver Enable) - Controls the operation mode of the transceiver.
4. A/B Terminals (Differential Outputs) - Transmit and receive differential signals.
5. GND - Ground reference.
6. VCC - Power supply for the transceiver.
7. Isolation Pins - Provide isolation between the transmission side and the receiving side.
The device supports data rates up to 20 Mbps and features a wide supply voltage range, making it suitable for various communication needs in noisy environments.

Manufacturer

The THVD1551DGK is manufactured by Texas Instruments (TI), a global semiconductor company headquartered in Dallas, Texas. Texas Instruments designs and manufactures a wide range of electronics, primarily focusing on analog and embedded processing technologies. The company is known for its commitment to innovation and provides various products, including microcontrollers, processors, and signal processing devices, catering to diverse industries such as automotive, industrial, and consumer electronics. TI is recognized for its strong emphasis on research and development, offering solutions that enhance the efficiency and performance of electronic systems. Additionally, Texas Instruments is a leader in the analog semiconductor market, known for its operational amplifiers, data converters, and power management devices.

Application

The THVD1551DGK is a high-speed differential transceiver designed for robust data communication in industrial applications. Its primary application areas include industrial automation, factory automation, and process control systems. It is widely used in RS-485 and RS-422 communication protocols, enabling long-distance data transmission in harsh environments. Additionally, it finds use in telecommunications, remote sensor networks, and smart grid applications, facilitating reliable communication over twisted-pair cables. Its features, including low power consumption and high noise immunity, make it suitable for applications requiring reliable data transfer in challenging conditions.

Package

The THVD1551DGK is packaged in a 20-pin HTQFP (Thin Quad Flat Package) form factor. This package type is designed for efficient space utilization on PCBs and provides good thermal performance.

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