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THVD1551DGK

Name: THVD1551DGK
Rating: 4.7 (12 reviews)

IC TRANSCEIVER FULL 1/1 8VSSOP

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Mfr.부분 #THVD1551DGK
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데이터시트 THVD1551DGK DataSheet
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사양

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

개요

Description

The THVD1551DGK is a high-speed digital isolator designed for data communication applications, particularly in industrial environments. It provides robust isolation between different parts of a system, enhancing safety and reducing electromagnetic interference. With a data rate of up to 1 Mbps, it supports various protocols and is ideal for isolating signals in applications such as motor control, power management, and other signal processing needs.
Key features include low power consumption, a wide operating temperature range, and high noise immunity. The device typically comes in a compact package, making it suitable for space-constrained designs. Additionally, its integrated isolation barrier helps ensure reliable performance in scenarios where ground loops or voltage differences may otherwise disrupt signal integrity.
Overall, the THVD1551DGK is an effective solution for engineers seeking reliable isolation in their digital systems, contributing to enhanced system performance and safety.

Features

The THVD1551DGK is a high-speed, low-power, differential bus transceiver designed for RS-485 and RS-422 communications. Key features include:
1. Data Rate: Supports data rates up to 1 Mbps, making it suitable for various industrial applications.
2. Power Supply: Operates from a single 3.3V to 5V supply, enhancing versatility in different systems.
3. Temperature Range: Wide operating temperature range of -40°C to +125°C for reliability in harsh environments.
4. Low Power Consumption: Features low quiescent current, optimizing energy efficiency in battery-powered applications.
5. Fail-Safe: Built-in fail-safe biasing ensures a known state during idle conditions.
6. Bus Transceiver: Contains two drivers and two receivers, allowing for full-duplex communication.
7. ESD Protection: Enhanced electrostatic discharge protection improves durability and reliability.
This makes the THVD1551DGK an ideal choice for industrial automation, building automation, and other applications requiring robust communication solutions.

Package

The THVD1551DGK comes in a 16-pin TSSOP (Thin Shrink Small Outline Package) type package. This compact form factor is designed for efficient integration in space-constrained applications.

Pinout

The THVD1551DGK is a dual-channel, half-duplex transceiver designed for RS-485 and RS-422 applications. It has a total of 8 pins.
Pin Count and Functions:
1. 1 (A): Non-inverting data input/output for channel A.
2. 2 (B): Inverting data input/output for channel A.
3. 3 (GND): Ground connection.
4. 4 (VCC): Supply voltage input.
5. 5 (RE): Receiver enable; active low.
6. 6 (DE): Driver enable; active high.
7. 7 (Y): Non-inverting data input/output for channel B.
8. 8 (Z): Inverting data input/output for channel B.
The device supports data rates up to 20 Mbps and is suitable for robust communication over long distances in noisy environments. Its low-power operation makes it ideal for battery-operated devices.

Manufacturer

The THVD1551DGK is manufactured by Texas Instruments (TI), a global semiconductor company. Founded in 1930, Texas Instruments is headquartered in Dallas, Texas, and is known for designing and manufacturing a wide range of electronics, including analog and digital signal processing devices, microcontrollers, and integrated circuits. TI serves various industries, including automotive, industrial, communications, and consumer electronics, providing innovative solutions for electronic design and technology applications. The THVD1551 is specifically a high-speed, low-power, differential transceiver for the TIA/EIA-485 standard, addressing needs in robust communication systems.

Application

The THVD1551DGK is a high-speed, dual-channel digital isolator designed for applications requiring robust data isolation. Its primary application areas include industrial automation, motor control, data acquisition systems, and communication interfaces in harsh environments. It is also suitable for medical devices, power supply isolation, and any system needing noise immunity and signal integrity across isolation barriers.

Equivalent

The THVD1551DGK is a high-speed RS-485 transceiver. Equivalent products include the MAX3485, SN65HVD3082, and ISL3177. Always verify specifications such as supply voltage, data rate, and package type to ensure compatibility.