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THVD2450DR
+BOMIC TRANSCEIVER HALF 1/1 8SOIC
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제조업체텍사스 인스트루먼트(주)
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제조업체 부품 #THVD2450DR
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패키지 SOIC (D)-8
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재고6411
365 1일 품질 보증
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사양
| 속성 | 가치 |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| ProductStatus | Active |
| Type | Transceiver |
| Protocol | RS485 |
| NumberofDrivers/Receivers | 1/1 |
| Duplex | Half |
| ReceiverHysteresis | 250 mV |
| DataRate | 50Mbps |
| Voltage-Supply | 3V ~ 5.5V |
| OperatingTemperature | -40°C ~ 125°C (TA) |
| MountingType | Surface Mount |
| Package/Case | 8-SOIC (0.154, 3.90mm Width) |
개요
Description
The THVD2450DR offers fail-safe features, such as open-circuit, short-circuit, and idle-bus protection, ensuring reliable communication. It also includes a driver enable/disable function, allowing for the control of communication direction, which is essential in half-duplex systems. Additionally, the device is equipped with thermal shutdown protection and current limiting to prevent damage from overheating or electrical overloading.
With its small footprint and robust design, the THVD2450DR is ideal for applications in factory automation, building automation, motor control, and other systems requiring reliable RS-485-based communication.
Equivalent
1. SN65HVD72D by Texas Instruments
2. ADM485 by Analog Devices
3. MAX485 by Maxim Integrated
4. LTC485 by Linear Technology (now part of Analog Devices)
5. AM26C31 by Texas Instruments
These alternatives typically offer similar functionalities like ESD protection, common-mode voltage range, and data rate specifications suitable for RS-485 communication applications. Always verify the specific requirements of your application before selecting an equivalent.
Features
Key features include:
1. Extended Common-Mode Range: The transceiver handles a wide common-mode voltage range from -15V to +15V, which enhances noise immunity and allows for longer cable runs.
2. ESD Protection: It provides excellent electrostatic discharge protection up to ±16 kV on the bus pins, safeguarding against voltage spikes.
3. Low Power Consumption: With a low standby current, it is energy-efficient and suitable for battery-powered applications.
4. Fail-Safe Operation: The device includes fail-safe features to ensure reliable operation during open, short, and idle bus conditions.
5. Robustness: It is designed for high-speed, long-distance communication in harsh environments, commonly used in industrial automation and control systems.
The THVD2450DR is a dependable choice for applications requiring efficient, high-speed, and reliable data transmission over RS-485 networks.
Pinout
1. Pin 1 (R): Receiver Output - This pin provides the received data output from the RS-485 bus.
2. Pin 2 (RE): Receiver Enable - A low signal enables the receiver while a high signal places it in high impedance.
3. Pin 3 (DE): Driver Enable - A high signal enables the driver, and a low signal disables it.
4. Pin 4 (D): Driver Input - This pin accepts the data to be transmitted on the RS-485 bus.
5. Pin 5 (GND): Ground - This is the ground reference for the transceiver.
6. Pin 6 (A): Non-Inverting Driver Output/Receiver Input - Connects to the A line of the RS-485 bus.
7. Pin 7 (B): Inverting Driver Output/Receiver Input - Connects to the B line of the RS-485 bus.
8. Pin 8 (VCC): Supply Voltage - Provides power to the transceiver.
The THVD2450DR is used for robust communication in industrial environments, offering protection against overvoltage conditions and high ESD ratings.