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THVD1428DR
+BOMIC TRANSCEIVER HALF 1/1 8SOIC
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Nhà sản xuấtTexas Dụng cụ
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Ông. Phần #THVD1428DR
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Gói SOIC (D)-8
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Có sẵn6942
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Thông số kỹ thuật
| thuộc tính | Giá trị |
| Package | Tape & Reel (TR) |
| ProductStatus | Active |
| Type | Transceiver |
| Protocol | RS485 |
| NumberofDrivers/Receivers | 1/1 |
| Duplex | Half |
| ReceiverHysteresis | 30 mV |
| DataRate | 20Mbps |
| Voltage-Supply | 3V ~ 5.5V |
| OperatingTemperature | -40°C ~ 125°C (TA) |
| MountingType | Surface Mount |
| Package/Case | 8-SOIC (0.154, 3.90mm Width) |
Tổng quan
Description
Key features include high ESD (Electrostatic Discharge) protection, typically up to ±18 kV, ensuring durability in harsh environments. It offers extended common-mode voltage range and low power consumption, important for applications in noisy environments or systems with limited power budgets. The THVD1428DR is commonly used in industrial automation, building automation, and other applications requiring robust data transmission.
The transceiver is designed to meet the RS-485 and RS-422 standards, facilitating interoperability with other compliant devices. Its small package size and low electromagnetic interference (EMI) make it suitable for compact PCB layouts. With its high-speed communication capabilities, the THVD1428DR is a versatile component for ensuring efficient and reliable data transfer in various industrial and commercial applications.
Equivalent
1. MAX485: A low-power RS-485/RS-422 transceiver.
2. SN65HVD72: A low-power RS-485 transceiver from Texas Instruments.
3. ADM485: RS-485/RS-422 transceiver from Analog Devices.
4. DS485: A low-power RS-485 transceiver from Maxim Integrated.
5. LTC485: Low power RS-485 transceiver from Analog Devices.
Always check the specific requirements and datasheets to ensure compatibility.
Features
1. Data Rate: Supports up to 25 Mbps, suitable for high-speed communication.
2. Node Count: Handles up to 256 nodes on a single bus, enabling extensive network configurations.
3. Voltage Range: Operates with a wide supply voltage range from 3.0V to 5.5V, offering flexibility in different power supply systems.
4. Protection: Includes extensive ESD protection and fault protection, enhancing reliability in harsh conditions.
5. Low Power Consumption: Features low quiescent current, aiding in energy-efficient operation.
6. Failsafe: Provides open, short, and idle bus failsafe, ensuring robust communication without error under failure conditions.
7. Thermal Shutdown: Protects against overheating, contributing to enhanced durability and longevity.
8. Package: Available in a space-saving SOIC (Small Outline Integrated Circuit) package.
These features make the THVD1428DR ideal for industrial automation, building automation, and other applications requiring reliable and efficient serial communication.
Pinout
1. D (Pin 1): Driver input. It controls the driver differential outputs (A and B).
2. GND (Pin 2): Ground reference for the transceiver.
3. A (Pin 3): Non-inverting driver output and receiver input.
4. B (Pin 4): Inverting driver output and receiver input.
5. Y (Pin 5): Driver output.
6. Z (Pin 6): Driver output.
7. VCC (Pin 7): Power supply input.
8. DE (Pin 8): Driver enable. Active high to enable the driver outputs.
9. RE (Pin 9): Receiver enable. Active low to enable the receiver.
10. R (Pin 10): Receiver output.
The THVD1428DR has a typical supply voltage range of 3.3V, and it is commonly used for robust data communication in industrial environments.
Manufacturer
Application
1. Industrial Automation: Facilitates reliable communication between programmable logic controllers (PLCs), sensors, and actuators.
2. Building Automation: Used in HVAC systems, lighting control, and security systems for efficient data exchange.
3. Smart Grid and Energy: Enables communication in smart meters and energy management systems.
4. Transportation: Supports data networks in automotive and rail systems.
5. Telecommunications: Aids in network infrastructure for fast and stable data transfer.
6. Instrumentation: Ensures accurate data transmission in measurement and control devices.
These applications leverage its differential signaling, high noise immunity, and extended temperature range.