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THVD1550DR

Name: THVD1550DR
Rating: 4.7 (12 reviews)

IC TRANSCEIVER HALF 1/1 8SOIC

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Mfr。パート #THVD1550DR
パッケージ SOIC (D)-8
データシート
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仕様

Package	Tape & Reel (TR),Cut Tape (CT)
ProductStatus	Active
Type	Transceiver
Protocol	RS485
NumberofDrivers/Receivers	1/1
Duplex	Half
ReceiverHysteresis	50 mV
DataRate	50Mbps
Voltage-Supply	4.5V ~ 5.5V
OperatingTemperature	-40°C ~ 125°C
MountingType	Surface Mount
Package/Case	8-SOIC (0.154, 3.90mm Width)

概要

Description

THVD1550DR is a low-power, isolated RS-485 transceiver designed for robust communication in industrial environments. It supports data rates up to 250 kbps and operates over a wide voltage range, making it suitable for various applications including automation, HVAC systems, and remote sensing. The device features an integrated isolation barrier that enhances safety and protects against voltage spikes, ensuring reliable data transmission over long distances.
Key features include low-power operation, high noise immunity, and compatibility with standard RS-485 protocols. It is housed in a compact package, which simplifies design integration. The THVD1550DR is ideal for use in applications requiring reliable communication in harsh conditions, thanks to its enhanced electromagnetic compatibility (EMC) and thermal performance. Overall, it provides a versatile solution for designing isolated communication links in demanding environments.

Features

The THVD1550DR is a robust, low-power, 5V RS-485/RS-422 transceiver designed for reliable communication in industrial and automotive applications. Key features include:
1. Data Rate: Supports data rates up to 20 Mbps.
2. Low Power Consumption: Operates with low quiescent current, ideal for battery-powered devices.
3. Wide Voltage Range: Works within a supply voltage range of 3.0V to 5.5V.
4. High Noise Immunity: Designed to provide robust performance in noisy environments, ensuring reliable data transmission.
5. Thermal Shutdown: Includes built-in thermal protection for enhanced reliability.
6. Fail-Safe Features: Integrated fail-safe mechanisms for open, short, and idle line conditions.
7. Small Package: Available in a compact SOIC-8 package, suitable for space-constrained designs.
These features make the THVD1550DR suitable for a diverse range of applications, including industrial automation, remote monitoring, and data acquisition systems.

Package

The THVD1550DR comes in a VQFN (Very Thin Quad Flat No-lead) package type, specifically a 16-pin VQFN package. This design offers a compact footprint and efficient thermal performance, suitable for various applications.

Pinout

The THVD1550DR is a 16-pin integrated circuit (IC) from Texas Instruments designed for high-speed, full-duplex communication in isolated and non-isolated applications. It functions as a transceiver for the RS-485/RS-422 standards, enabling robust data transmission over long distances.
Pin Count: 16 pins
Key Functions:
1. A, B (Pins 1, 2): Differential data inputs/outputs for RS-485 communication.
2. GND (Pin 3): Ground reference.
3. VCC (Pin 4): Supply voltage input.
4. RO (Pin 5): Receiver output to the microcontroller.
5. RE (Pin 6): Receiver enable (active low).
6. DE (Pin 7): Driver enable (active high).
7. DI (Pin 8): Driver input from the microcontroller.
8. C, D (Pins 9, 10): Additional differential inputs/outputs.
9. NC (Pins 11-16): No connection; reserved or unassigned.
This versatile IC supports multipoint communication and features thermal shutdown protection, making it suitable for various industrial applications.

Manufacturer

The THVD1550DR is manufactured by Texas Instruments (TI), a global semiconductor company. Founded in 1930, Texas Instruments is known for designing and producing a wide range of electronic components, including integrated circuits (ICs), microcontrollers, and analog devices. The company primarily serves the automotive, industrial, communications, and consumer electronics markets. TI is recognized for its innovation in analog and digital signal processing technologies and is a leading provider of solutions for various applications, including power management, data converters, and embedded processing. The THVD1550DR specifically is a high-speed, bidirectional transceiver for half-duplex communication, commonly used in data transmission applications.

Application

The THVD1550DR is a high-speed, low-power transceiver designed for RS-485 and RS-422 communication. Its application areas include industrial automation, remote sensor networks, automotive communication systems, building automation, and data acquisition systems. It is ideal for long-distance data transmission in noisy environments, providing robust communication in applications such as motor control, HVAC systems, and smart grid technologies.

Equivalent

The THVD1550DR is a half-duplex RS-485 transceiver. Equivalent products include:
1. SN65HVD11 - Texas Instruments
2. MAX1487 - Maxim Integrated
3. ADM2483 - Analog Devices
4. LT1785 - Analog Devices
Always verify specifications and compatibility before substitution.