사양
| 속성 | 가치 |
| Package | Tube |
| ProductStatus | Active |
| Type | Transceiver |
| Protocol | RS422, RS485 |
| NumberofDrivers/Receivers | 1/1 |
| Duplex | Half |
| ReceiverHysteresis | 30 mV |
| DataRate | 10Mbps |
| Voltage-Supply | 4.5V ~ 5.5V |
| OperatingTemperature | -40°C ~ 85°C |
| MountingType | Surface Mount |
| Package/Case | 8-TSSOP, 8-MSOP (0.118, 3.00mm Width) |
개요
Description
The SN65HVD485EDGK is a robust, half-duplex RS-485 transceiver designed by Texas Instruments. It is widely used for reliable data transmission in industrial and commercial applications. This device operates on a 5V power supply and supports data rates up to 10 Mbps, making it suitable for high-speed communication networks.
The transceiver features a typical differential output voltage of 1.5V, ensuring strong signal integrity over long distances. It includes a fail-safe mechanism that guarantees stable outputs in the absence of input signals, which prevents erratic behavior in bus idle or short-circuit conditions.
The SN65HVD485EDGK is known for its low power consumption, with a low standby current that makes it energy-efficient. It also includes thermal shutdown protection, and current limiting to protect against faults like short circuits.
Its ESD protection exceeds 16 kV, enhancing its durability in harsh environments. The compact package (MSOP-8) allows for space-efficient designs. Overall, the SN65HVD485EDGK is a reliable and efficient choice for RS-485 communication in demanding applications.
The transceiver features a typical differential output voltage of 1.5V, ensuring strong signal integrity over long distances. It includes a fail-safe mechanism that guarantees stable outputs in the absence of input signals, which prevents erratic behavior in bus idle or short-circuit conditions.
The SN65HVD485EDGK is known for its low power consumption, with a low standby current that makes it energy-efficient. It also includes thermal shutdown protection, and current limiting to protect against faults like short circuits.
Its ESD protection exceeds 16 kV, enhancing its durability in harsh environments. The compact package (MSOP-8) allows for space-efficient designs. Overall, the SN65HVD485EDGK is a reliable and efficient choice for RS-485 communication in demanding applications.
Equivalent
The SN65HVD485EDGK is a RS-485 transceiver. Equivalent products include:
1. MAX485 by Maxim Integrated
2. ADM485 by Analog Devices
3. LTC485 by Linear Technology (now part of Analog Devices)
4. SP485 by Sipex (now part of MaxLinear)
5. AM26C31 from Texas Instruments
These alternatives offer similar functionality, including half-duplex communication and similar speed ratings, but always check the specific datasheet for compatibility with your application.
1. MAX485 by Maxim Integrated
2. ADM485 by Analog Devices
3. LTC485 by Linear Technology (now part of Analog Devices)
4. SP485 by Sipex (now part of MaxLinear)
5. AM26C31 from Texas Instruments
These alternatives offer similar functionality, including half-duplex communication and similar speed ratings, but always check the specific datasheet for compatibility with your application.
Features
The SN65HVD485EDGK is a robust and reliable RS-485 transceiver designed for high-speed communication in industrial and commercial applications. Key features include:
1. Data Rate: Supports data rates up to 10 Mbps, catering to fast communication needs.
2. Supply Voltage: Operates with a supply voltage range of 3.3 V to 5.5 V, providing flexibility in system designs.
3. Low Power Consumption: Designed for low power operation, making it suitable for energy-efficient applications.
4. Wide Temperature Range: Operates within a temperature range of -40°C to 85°C, suitable for harsh environments.
5. Bus Protection: Features robust protection against electrical transients, ensuring reliable operation in noisy environments.
6. Fail-Safe: Includes a fail-safe receiver for open, short, and idle bus conditions, enhancing system safety.
7. Driver and Receiver Enable Pins: Allows for individual enabling of the driver and receiver to optimize power usage.
8. Package Options: Comes in a small and space-efficient MSOP-8 package, suitable for compact designs.
These features make the SN65HVD485EDGK ideal for networking and communication in industrial automation, building automation, and other demanding applications.
1. Data Rate: Supports data rates up to 10 Mbps, catering to fast communication needs.
2. Supply Voltage: Operates with a supply voltage range of 3.3 V to 5.5 V, providing flexibility in system designs.
3. Low Power Consumption: Designed for low power operation, making it suitable for energy-efficient applications.
4. Wide Temperature Range: Operates within a temperature range of -40°C to 85°C, suitable for harsh environments.
5. Bus Protection: Features robust protection against electrical transients, ensuring reliable operation in noisy environments.
6. Fail-Safe: Includes a fail-safe receiver for open, short, and idle bus conditions, enhancing system safety.
7. Driver and Receiver Enable Pins: Allows for individual enabling of the driver and receiver to optimize power usage.
8. Package Options: Comes in a small and space-efficient MSOP-8 package, suitable for compact designs.
These features make the SN65HVD485EDGK ideal for networking and communication in industrial automation, building automation, and other demanding applications.
Pinout
The SN65HVD485EDGK is a low-power differential line transceiver designed for RS-485 and RS-422 communication. It is typically used in industrial automation, process control, and building automation systems.
This device comes in an 8-pin package. Here are the pin functions:
1. R (Receiver Output): This pin provides the output for the received data.
2. RE (Receiver Output Enable): When low, the receiver output is enabled; when high, the receiver output is disabled.
3. DE (Driver Output Enable): When high, the driver outputs are enabled; when low, the driver outputs are in high-impedance state.
4. D (Driver Input): This pin is where the data to be transmitted is input.
5. GND: Ground connection.
6. A (Non-inverting Driver Output/Receiver Input): The non-inverting terminal for differential signaling.
7. B (Inverting Driver Output/Receiver Input): The inverting terminal for differential signaling.
8. VCC: Supply voltage pin.
The SN65HVD485E supports half-duplex communication and is characterized by low power consumption and robust performance in harsh environments.
This device comes in an 8-pin package. Here are the pin functions:
1. R (Receiver Output): This pin provides the output for the received data.
2. RE (Receiver Output Enable): When low, the receiver output is enabled; when high, the receiver output is disabled.
3. DE (Driver Output Enable): When high, the driver outputs are enabled; when low, the driver outputs are in high-impedance state.
4. D (Driver Input): This pin is where the data to be transmitted is input.
5. GND: Ground connection.
6. A (Non-inverting Driver Output/Receiver Input): The non-inverting terminal for differential signaling.
7. B (Inverting Driver Output/Receiver Input): The inverting terminal for differential signaling.
8. VCC: Supply voltage pin.
The SN65HVD485E supports half-duplex communication and is characterized by low power consumption and robust performance in harsh environments.
Manufacturer
The SN65HVD485EDGK is manufactured by Texas Instruments (TI). Texas Instruments is a global semiconductor design and manufacturing company headquartered in Dallas, Texas. It is one of the largest and most well-known technology companies in the world, specializing in the development of analog electronics and embedded processors. TI designs and produces a wide array of semiconductor products, which are utilized in various applications across industries such as automotive, industrial, electronics, communications, and consumer electronics. The company is known for its innovation and commitment to advancing semiconductor technology, making significant contributions to the electronics industry.
Application
The SN65HVD485EDGK is a robust RS-485 transceiver designed for communication in industrial and commercial applications. It is commonly used in areas such as industrial automation, building automation, HVAC systems, and process control networks. The device supports half-duplex communication, making it suitable for multi-point applications where multiple devices share the same communication line. Its features, including high ESD protection and wide common-mode voltage range, make it ideal for harsh environments. The SN65HVD485EDGK is also used in energy metering, security systems, and any application requiring reliable, long-distance digital communication over twisted-pair cables.
Package
The SN65HVD485EDGK is a half-duplex RS-485 transceiver from Texas Instruments. It comes in an 8-pin VSSOP (DGK) package, which is a very thin small outline package with a reduced size suitable for space-constrained applications.
