Émetteurs-récepteurs RS-485
Produits (17)
ADM2483BRWZ-RL7 - Isolated RS-485 Transceiver | Analog Devices
The ADM2483BRWZ-RL7 is a half-duplex, galvanically isolated RS-485 transceiver from Analog Devices, integrating a 3-channel digital isolator, a three-state differential line driver, and a differential input receiver in a single 16-lead SOIC-W package. It is designed for bidirectional data communication on balanced, multipoint bus transmission lines and complies with ANSI TIA/EIA RS-485-A-1998 and ISO 8482:1987(E). The device operates from a 5V or 3V logic supply (VDD1) and a 5V bus supply (VDD2), supporting data rates up to 500 kbps with slew-rate-limited driver outputs to minimize EMI. Key specifications include a 2500Vrms isolation rating, common-mode transient immunity greater than 25 kV/µs, and a low quiescent current of 2.5 mA maximum. The ADM2483BRWZ-RL7 is available in tape and reel packaging, making it suitable for high-volume production. An isolated RS-485 transceiver is a device that combines an RS-485 physical layer transceiver with galvanic isolation between the logic side and the bus side. It is a key component in industrial communication networks, where it provides a robust, noise-immune interface over long cable runs while protecting sensitive control electronics from ground potential differences, surges, and transients. The isolation barrier is typically implemented using capacitive or magnetic coupling, as in Analog Devices' iCoupler technology, which offers superior performance compared to optocoupler-based solutions in terms of speed, power consumption, and reliability. Key features of the ADM2483 include true fail-safe receiver inputs that guarantee a logic-high output when the bus is open, shorted, or idle, and chatter-free power-up/power-down protection that prevents spurious data during power cycling. The device supports up to 256 nodes on a bus, making it suitable for large multi-drop networks. Thermal shutdown protection prevents damage from excessive power dissipation. The wide operating temperature range of -40°C to +85°C ensures reliable operation in harsh industrial environments. Technically, the ADM2483 uses iCoupler technology, which employs chip-scale transformers to transmit data across the isolation barrier, providing high common-mode transient immunity and reliable operation at high data rates. The driver outputs are slew-rate limited to reduce radiated emissions, and the receiver has a wide common-mode input range of -7V to +12V, accommodating large ground potential differences. The device is available in a 16-lead SOIC-W package, which is compact and suitable for space-constrained designs. Typical applications include industrial fieldbus networks, building automation, HVAC systems, motor control, and remote data acquisition systems. The ADM2483 is ideal for applications requiring robust, isolated RS-485 communication over long distances, such as factory automation and process control. When designing with the ADM2483, it is important to provide proper decoupling on both VDD1 and VDD2, and to ensure that the bus termination resistors are correctly placed to match the cable impedance. The isolation barrier should be maintained with adequate creepage and clearance distances on the PCB to meet safety standards.
ADM3061EBRMZ - 3.0-5.5V Half-Duplex RS-485 Transceiver | Analog Devices
The ADM3061EBRMZ is a half-duplex RS-485 transceiver from Analog Devices, operating from a 3.0 V to 5.5 V supply. It features IEC ESD protection of ±12 kV on the A and B bus pins, making it robust for industrial environments. The device supports data rates up to 500 kbps, suitable for long-distance, low-speed communication networks. It is available in an 8-lead MSOP package, ideal for space-constrained designs. RS-485 is a standard for serial communication systems that allows multiple devices to communicate over long distances using differential signaling. It is widely used in industrial automation, building control, and instrumentation networks. The ADM3061E is part of a family of RS-485 transceivers that includes full-duplex and higher-speed variants, providing design flexibility. Key features include a wide supply voltage range, low quiescent current, and thermal shutdown protection. The transceiver is designed for half-duplex operation, with a driver and receiver sharing the same bus lines. The ±12 kV IEC ESD protection ensures reliability in harsh environments, reducing the need for external protection components. The ADM3061E uses a standard RS-485 architecture with a differential driver and receiver. It includes a fail-safe receiver that guarantees a logic-high output when the bus is open, shorted, or idle, preventing false data. The device also features a 1/8 unit load, allowing up to 256 transceivers on a single bus, which is critical for large networks. Typical applications include industrial control systems, building automation, HVAC controllers, and remote sensor networks. The wide supply range and robust ESD protection make it suitable for factory floors and outdoor installations. The half-duplex interface simplifies wiring, reducing cost and complexity. When designing with the ADM3061EBRMZ, ensure proper termination resistors (120 Ω) at both ends of the bus to minimize reflections. The fail-safe feature eliminates the need for external bias resistors, simplifying the design. For higher data rates, consider the ADM3062E or ADM3063E variants.
ADM3061EBRMZ-RL7 - 500kbps RS-485 Transceiver | Analog Devices
The ADM3061EBRMZ-RL7 is a half-duplex RS-485 transceiver from Analog Devices, designed for industrial communication networks requiring robust data transmission. It operates from a 3.0 V to 5.5 V supply and supports data rates up to 500 kbps. The device features ±12 kV IEC ESD protection on the A and B bus pins, ensuring reliability in harsh environments. Housed in an 8-lead MSOP package, it is suitable for space-constrained applications. RS-485 is a standard for multipoint communication systems, allowing multiple devices to share a two-wire bus. The ADM3061E is a transceiver that converts UART signals to differential RS-485 levels, enabling long-distance, noise-immune data transfer. It is part of the interface IC family, specifically designed for industrial automation, building control, and instrumentation. Key features include a 1/1 driver/receiver configuration, half-duplex operation, and a receiver hysteresis of 30 mV for noise immunity. The device supports a wide operating temperature range of -40°C to +125°C, making it suitable for industrial environments. The MSOP-8 package offers a compact footprint, and the tape-and-reel packaging (RL7) facilitates automated assembly. The ADM3061E uses a standard RS-485 architecture with a differential driver and receiver. The driver outputs are short-circuit protected, and the receiver has a fail-safe feature that ensures a high output when the bus is open, shorted, or idle. The device also features thermal shutdown protection to prevent damage from excessive power dissipation. Typical applications include industrial control systems, building automation, HVAC controllers, and remote sensor networks. The wide supply range and ESD protection make it ideal for factory floor installations where electrical noise and transient voltages are common. When designing with this device, ensure proper termination resistors (120 Ω) at both ends of the bus to minimize reflections. The A and B pins should be biased to a known state to avoid undefined receiver outputs when the bus is idle.
ADM3062EBRMZ - 500kbps RS-485 Transceiver | Analog Devices
The ADM3062EBRMZ is a half-duplex RS-485 transceiver from Analog Devices, designed for industrial and instrumentation applications requiring robust, low-power serial communication. It operates from a 3.0 V to 5.5 V supply and features a separate VIO pin for logic-level interfacing, allowing direct connection to 1.8 V, 2.5 V, or 3.3 V microcontrollers without external level shifters. The device supports data rates up to 500 kbps and is fully compliant with the Profibus standard, delivering a 2.1 V differential bus voltage at VCC ≥ 4.5 V for enhanced noise immunity. RS-485 transceivers are essential components in industrial networks, enabling reliable data transmission over long distances (up to 1200 meters) and in harsh electrical environments. They convert UART logic signals to differential voltages on a twisted-pair bus, providing common-mode rejection and allowing multiple devices to share the same bus. The ADM3062E family is part of Analog Devices' robust interface portfolio, offering integrated IEC ESD protection and wide supply voltage flexibility. Key features include ±12 kV IEC ESD protection on the bus pins, a wide common-mode input range of -7 V to +12 V, and a low quiescent current of 1.5 mA (typical). The device also features a thermal shutdown and short-circuit protection, ensuring safe operation under fault conditions. The half-duplex architecture uses a single differential pair, simplifying wiring and reducing cable cost. The ADM3062EBRMZ is available in a 10-lead MSOP package, which is ideal for space-constrained designs. The package has a small footprint (3 mm x 3 mm) and is suitable for automated assembly. The device operates over the industrial temperature range of -40°C to +125°C, making it suitable for harsh environments. Typical applications include industrial automation, building automation, HVAC systems, and motor control. The device is also used in instrumentation and data acquisition systems where reliable long-distance communication is required. The VIO pin allows seamless integration with low-voltage logic, reducing system complexity. When designing with the ADM3062EBRMZ, ensure proper termination resistors (120 Ω) at both ends of the bus to minimize reflections. The A and B bus pins should be biased to a known state when the bus is idle to prevent undefined receiver outputs. The VIO pin must be connected to the logic supply voltage, and decoupling capacitors (0.1 µF) should be placed close to the VCC and VIO pins.
ADM3062EBRMZ-RL7 - 500kbps RS-485 Transceiver | Analog Devices
The ADM3062EBRMZ-RL7 is a half-duplex RS-485 transceiver from Analog Devices, operating from a 3.0 V to 5.5 V supply. It features ±12 kV IEC ESD protection on the bus pins, making it robust for industrial environments. The device supports data rates up to 500 kbps and includes a VIO logic supply pin for flexible digital interface levels down to 1.62 V. It is available in a 10-lead MSOP package, suitable for space-constrained designs. RS-485 is a standard for multipoint communication networks, allowing multiple transceivers to share a two-wire bus. The ADM3062E is part of a family of RS-485 transceivers that provide enhanced ESD protection and wide supply voltage range, ensuring reliable data transmission over long distances. This transceiver is essential in industrial automation, building control, and instrumentation systems where noise immunity and robustness are critical. Key features include a half-duplex interface with a single driver and receiver, a VIO pin for logic-level translation, and thermal shutdown protection. The device also offers a wide common-mode input range, allowing operation in noisy environments. The low quiescent current makes it suitable for power-sensitive applications. The ADM3062E uses a standard RS-485 architecture with a differential bus, providing high noise immunity and long-distance communication. The integrated ESD protection ensures the device can withstand electrostatic discharges without damage, reducing field failures. The VIO pin allows direct interfacing with low-voltage microcontrollers, simplifying system design. Typical applications include industrial control networks, building automation, and instrumentation. The device is also used in HVAC systems, security systems, and remote sensor networks. Its robust ESD protection and wide supply range make it ideal for harsh environments. When designing with this transceiver, ensure proper termination resistors on the bus to minimize reflections. The VIO pin should be connected to the logic supply voltage to ensure correct logic levels. Place decoupling capacitors close to the VCC and VIO pins for stable operation.
ADM3063EBRMZ - 500kbps RS-485 Transceiver | Analog Devices
The ADM3063EBRMZ is a half-duplex, low-speed RS-485/RS-422 transceiver from Analog Devices, designed for industrial and building automation networks. It operates from a 3.0V to 5.5V supply and supports data rates up to 500 kbps, making it ideal for long cable runs. The device features IEC ESD protection of ±30 kV on the bus pins, full hot-swap support with glitch-free power-up/power-down, and receiver fail-safe for open, shorted, or idle bus conditions. It is available in a 10-lead MSOP package (RMZ suffix) and operates over the extended temperature range of -40°C to +125°C. RS-485 is a differential serial communication standard that enables robust data transmission over long distances and in noisy industrial environments. The ADM3063E belongs to the family of RS-485 transceivers, which are part of the broader category of interface ICs. These devices convert logic-level signals to differential voltages, allowing multiple nodes to share a two-wire bus. The ADM3063E is specifically a half-duplex transceiver, meaning it can either transmit or receive, but not simultaneously, which is sufficient for many industrial protocols like PROFIBUS. Key features of the ADM3063EBRMZ include a wide supply range of 3.0V to 5.5V, a low-speed 500 kbps data rate for long cables, and full receiver fail-safe protection. The device is PROFIBUS compliant at VCC ≥ 4.5V, ensuring compatibility with industrial automation networks. It also offers full hot-swap support, preventing glitches on the bus during power-up or power-down, which is critical in live systems. The extended temperature range up to 125°C makes it suitable for harsh environments. Technically, the ADM3063E uses a differential bus architecture with a common-mode input voltage range of -7V to +12V, allowing it to handle ground potential differences between nodes. The driver output is short-circuit protected, and the receiver has a 1/8 unit load, allowing up to 256 transceivers on the bus. The device also features a thermal shutdown and a logic-level enable pin for controlling the driver and receiver independently. Typical applications include industrial control systems, building automation, HVAC controllers, and PROFIBUS networks. The low-speed 500 kbps data rate is ideal for long cable runs where signal integrity is a concern, and the robust ESD protection ensures reliability in harsh environments. When designing with the ADM3063EBRMZ, it is important to terminate the bus properly with 120Ω resistors at both ends to minimize reflections. Also, ensure that the common-mode voltage stays within the specified range to avoid damage to the device.
ADM3063EBRMZ-RL7 - 500kbps RS-485 Transceiver | Analog Devices
The ADM3063EBRMZ-RL7 is a full-duplex RS-485 transceiver from Analog Devices, operating from a 3.0 V to 5.5 V supply. It supports a data rate of 500 kbps, ideal for long cable runs in industrial networks. The device features ±12 kV IEC ESD protection on the bus pins, ensuring robustness in harsh environments. It is available in a 10-lead MSOP package, offering a compact solution for space-constrained designs. RS-485 is a standard for serial communication systems, enabling multiple devices to communicate over long distances using differential signaling. It is widely used in industrial automation, building automation, and instrumentation due to its noise immunity and ability to support multi-drop networks. The ADM3063E family is part of Analog Devices' portfolio of interface ICs, providing reliable data transmission in demanding applications. Key features include full hot swap support with glitch-free power-up/power-down, full receiver short-circuit, open circuit, and bus idle fail-safe, and extended temperature range up to 125°C. The device is PROFIBUS compliant at VCC ≥ 4.5 V, making it suitable for industrial fieldbus applications. The low-speed 500 kbps data rate is optimized for long cables, reducing signal integrity issues. The ADM3063E uses a robust transceiver architecture that ensures reliable communication even in noisy environments. The ±12 kV IEC ESD protection exceeds typical requirements, providing peace of mind in industrial settings. The device also features a wide common-mode input range, enhancing its immunity to ground potential differences. Typical applications include industrial control systems, building automation, HVAC controllers, and instrumentation. The full-duplex capability allows simultaneous data transmission and reception, improving throughput in point-to-point links. The compact MSOP package is ideal for space-limited PCBs. When designing with this device, ensure proper termination resistors (120 Ω) at both ends of the bus to minimize reflections. The fail-safe feature ensures a known output state when the bus is idle, open, or shorted, preventing false data. For high-speed operation, keep traces short and use proper grounding techniques.
ADM3064EBRMZ - 3.0V-5.5V RS-485 Transceiver | Analog Devices
The ADM3064EBRMZ is a half-duplex RS-485 transceiver from Analog Devices, designed for industrial and instrumentation applications requiring robust communication over long cable runs. It operates from a 3.0V to 5.5V supply and supports data rates of 500 kbps (low-speed mode) and 50 Mbps (high-speed mode), making it versatile for both legacy and high-throughput networks. The device features ±12 kV IEC ESD protection on the bus pins, ensuring reliability in harsh electromagnetic environments. It is available in a 10-lead MSOP package (RMZ suffix), which is compact and suitable for space-constrained designs. RS-485 is a differential serial communication standard that enables multi-point networks with up to 32 unit loads on a single bus. It is widely used in industrial automation, building control, and process instrumentation due to its noise immunity and long-distance capability (up to 1200 meters). The ADM3064E belongs to the ADM306x family of transceivers, which includes both half-duplex and full-duplex variants with varying speed grades. This family is designed to meet the EIA/TIA-485 standard and offers fail-safe receiver outputs, thermal shutdown, and glitch-free power-up/power-down behavior. Key features of the ADM3064EBRMZ include a wide supply range (3.0V to 5.5V), dual data rates (500 kbps and 50 Mbps), ±12 kV IEC ESD protection, and a 1/8 unit load receiver input impedance, allowing up to 256 transceivers on a bus. The device also features a hot-swap capability that prevents glitches during power-up, and it is PROFIBUS compliant at VCC ≥ 4.5V. The receiver has full fail-safe protection against short-circuit, open-circuit, and bus-idle conditions, ensuring a defined logic level even when the bus is undriven. From a technical perspective, the ADM3064E uses a differential driver with slew-rate limiting to reduce EMI and reflections, and the receiver includes a true fail-safe circuit that distinguishes between a valid bus state and a fault condition. The device is specified for operation over the extended industrial temperature range of -40°C to +125°C, making it suitable for harsh environments. The MSOP-10 package has a thermal resistance of approximately 150°C/W, which is adequate for the low power dissipation of this transceiver. Typical applications include industrial fieldbus networks, HVAC systems, building automation, and motor control drives. The ADM3064EBRMZ is also used in security systems and remote sensor interfaces where reliable data transmission over twisted-pair cables is essential. Its dual-speed capability allows it to be used in both low-speed sensor networks and high-speed backplane communications. When designing with this device, it is important to terminate the bus properly (typically 120Ω at both ends) and to bias the bus to a known state when idle. The fail-safe receiver simplifies this by providing a default high output when the bus is open or shorted. Additionally, the ESD protection on the bus pins eliminates the need for external TVS diodes in many applications, reducing component count and cost.
ADM3064EBRMZ-RL7 - 50Mbps RS-485 Transceiver | Analog Devices
The ADM3064EBRMZ-RL7 is a full-duplex RS-485 transceiver from Analog Devices, designed for industrial and instrumentation applications requiring robust, high-speed data communication. It operates from a 3.0 V to 5.5 V supply and supports data rates up to 50 Mbps, making it suitable for high-throughput networks. The device features ±12 kV IEC 61000-4-2 ESD protection on the bus pins, ensuring reliability in harsh environments. It is available in a 10-lead MSOP package, ideal for space-constrained designs. RS-485 is a standard for serial communication systems that use differential signaling to transmit data over long distances and in noisy environments. The ADM3064E belongs to the family of RS-485 transceivers, which are part of the broader category of interface ICs. These components convert logic-level signals to differential voltages and vice versa, enabling robust communication between microcontrollers, PLCs, and other industrial equipment. The ADM3064E specifically provides a full-duplex interface, allowing simultaneous transmit and receive operations. Key features of the ADM3064EBRMZ-RL7 include a wide supply voltage range of 3.0 V to 5.5 V, which provides flexibility in various power architectures. The device supports two selectable data rates: 500 kbps and 50 Mbps, controlled by a logic pin. This allows designers to optimize for either low-speed, long-distance communication or high-speed, short-distance links. The ±12 kV IEC ESD protection ensures compliance with industrial standards, reducing the risk of damage from electrostatic discharge. Additionally, the transceiver features a 1/8 unit load, allowing up to 256 nodes on a single bus, which is essential for large networks. From a technical perspective, the ADM3064E uses a differential bus architecture that provides high noise immunity and common-mode rejection. The receiver has a wide common-mode input range of -7 V to +12 V, accommodating ground potential differences between nodes. The driver is capable of delivering up to 60 mA of output current, ensuring signal integrity over long cable runs. The device also includes thermal shutdown and short-circuit protection, enhancing system reliability. The MSOP-10 package offers a compact footprint with a thermal resistance of approximately 150 °C/W, suitable for moderate power dissipation. Typical applications include industrial automation, building automation, HVAC systems, and networked sensors. In industrial automation, the ADM3064E enables reliable communication between PLCs and remote I/O modules over long distances. In building automation, it connects controllers to sensors and actuators in HVAC and lighting systems. The high-speed mode is ideal for applications requiring fast data transfer, such as motor control feedback loops. When designing with the ADM3064EBRMZ-RL7, ensure proper termination resistors (120 Ω) at both ends of the bus to minimize reflections. Also, consider the cable length versus data rate trade-off: at 50 Mbps, the maximum cable length is reduced to a few meters, while at 500 kbps, it can extend to 1200 meters. Place decoupling capacitors close to the VCC pin to maintain stable operation.
ADM3065EBRMZ - 50Mbps RS-485 Transceiver | Analog Devices
The ADM3065EBRMZ is a high-speed, half-duplex RS-485 transceiver from Analog Devices, designed for industrial communication networks requiring robust ESD protection and wide temperature range operation. It operates from a 3.0 V to 5.5 V supply and supports data rates up to 50 Mbps, making it suitable for high-throughput industrial automation, building automation, and instrumentation systems. The device is housed in an 8-lead MSOP package, offering a compact footprint for space-constrained designs. An RS-485 transceiver is an integrated circuit that implements the physical layer of the RS-485 standard, enabling differential data transmission over long distances (up to 1200 meters) and supporting multi-drop networks with up to 32 unit loads. The ADM3065E family is part of the broader interface IC category, which includes RS-232, RS-422, and RS-485 transceivers, and is essential for reliable communication in noisy industrial environments. Key features include ±12 kV IEC ESD protection on the A and B bus pins (contact and air gap discharge), a wide supply voltage range, and a high data rate of 50 Mbps. The device also features a half-duplex configuration with a driver and receiver enable pin, allowing efficient bus control. The wide operating temperature range of -40°C to +125°C ensures reliable performance in harsh industrial settings. The ADM3065E uses a differential signaling architecture that provides high noise immunity and common-mode rejection, essential for long cable runs. The transceiver includes thermal shutdown and short-circuit protection, enhancing system reliability. The 8-lead MSOP package has a thermal resistance of approximately 206°C/W (junction-to-ambient), which should be considered for high-temperature applications. Typical applications include industrial automation, building automation (HVAC, lighting control), and instrumentation systems where high-speed, robust communication is required. The device is also suitable for motor control drives and remote sensor networks. When designing with the ADM3065EBRMZ, ensure proper termination resistors (120 Ω) at both ends of the bus to minimize reflections. The enable pins should be controlled to avoid bus contention, and the A and B pins should be biased to a known state when the bus is idle.
ADM3065EBRMZ-RL7 - 50Mbps RS-485 Transceiver | Analog Devices
The ADM3065EBRMZ-RL7 is a half-duplex RS-485 transceiver from Analog Devices, designed for high-speed industrial communication networks. It operates from a 3.0 V to 5.5 V supply and supports data rates up to 50 Mbps, making it suitable for demanding applications such as factory automation, building control, and instrumentation. The device is housed in an 8-lead MSOP package, offering a compact footprint for space-constrained designs. RS-485 is a robust differential serial communication standard widely used in industrial environments due to its long-distance capability (up to 1200 m) and immunity to noise. The ADM3065E family integrates a driver and receiver in a single package, simplifying PCB layout and reducing component count. As a transceiver, it converts TTL/CMOS logic levels to differential bus signals and vice versa, enabling reliable data exchange between multiple nodes on a shared bus. Key features include ±12 kV IEC ESD protection on the A and B bus pins, which safeguards the device against electrostatic discharge events common in industrial settings. The transceiver also features a wide common-mode input range, ensuring reliable operation in the presence of ground potential differences. The 50 Mbps data rate supports high-throughput communication, while the half-duplex configuration allows bidirectional data flow over a single twisted-pair cable. The ADM3065E uses a standard RS-485 architecture with a differential driver and receiver, providing robust signal integrity over long cable runs. The device includes thermal shutdown and short-circuit protection, enhancing system reliability. Its low quiescent current and wide supply range make it suitable for power-sensitive applications, while the MSOP package offers excellent thermal performance for its size. Typical applications include industrial control systems, building automation, HVAC controllers, and motor drives. The high ESD rating and wide operating temperature range make it ideal for harsh environments. When designing with this device, ensure proper termination resistors (typically 120 Ω) at both ends of the bus to minimize reflections and maintain signal integrity. For optimal performance, place the transceiver close to the bus connector and use a solid ground plane. The device is available in tape and reel packaging (RL7 suffix) for automated assembly, facilitating high-volume production.
ADM3066EBRMZ - 50Mbps RS-485 Transceiver | Analog Devices
The ADM3066EBRMZ from Analog Devices is a half-duplex RS-485 transceiver designed for high-speed bidirectional data communication up to 50 Mbps. It operates from a 3.0 V to 5.5 V supply and features a separate VIO logic supply from 1.62 V to 5.5 V, enabling direct interfacing with low-voltage logic. The device is housed in a 10-lead MSOP package and provides IEC ±12 kV ESD protection on the A and B bus pins, making it robust for industrial environments. RS-485 is a standard for multipoint communication networks, allowing multiple transceivers to share a two-wire bus. The ADM3066E implements the physical layer of RS-485, converting TTL/CMOS logic levels to differential signals and vice versa. It supports half-duplex operation, meaning it can either transmit or receive but not simultaneously, which is typical for many industrial control and building automation networks. Key features include a wide supply range, high data rate, and robust ESD protection. The VIO pin allows the logic interface to operate at lower voltages, saving power and simplifying level shifting. The device also features a low quiescent current, making it suitable for power-sensitive applications. The 10-MSOP package is compact and suitable for space-constrained designs. Technically, the ADM3066E uses a differential driver and receiver with fail-safe circuitry that ensures a defined output when the bus is open, shorted, or idle. The receiver has a wide common-mode input range, allowing operation in noisy environments. The driver is capable of driving up to 32 unit loads, supporting large networks. Typical applications include industrial automation, building automation, HVAC systems, and motor control. The high data rate supports real-time control, while the ESD protection ensures reliability in harsh conditions. When designing with this device, ensure proper termination (120 Ω) at both ends of the bus and keep the VIO supply within the specified range to avoid logic interface damage.
ADM3067EBRMZ - 50Mbps Full Duplex RS-485 Transceiver | Analog Devices
The ADM3067EBRMZ is a full-duplex RS-485 transceiver from Analog Devices, designed for high-speed industrial communication networks. It operates from a 3.0 V to 5.5 V supply and supports data rates up to 50 Mbps, making it suitable for PROFIBUS and other high-speed fieldbus applications. The device features ±12 kV IEC ESD protection on the bus pins, ensuring robust operation in harsh environments. Housed in a 14-lead SOIC package, the ADM3067EBRMZ offers a compact solution for space-constrained designs. RS-485 transceivers are essential components in industrial automation, building control, and instrumentation systems, enabling reliable differential data transmission over long cable runs. They convert TTL-level signals to balanced differential signals and vice versa, providing noise immunity and supporting multi-drop networks. The ADM3067E family includes both half-duplex and full-duplex variants, with the ADM3067E being a full-duplex device that allows simultaneous transmit and receive operations. Key features of the ADM3067EBRMZ include a wide supply voltage range, high-speed 50 Mbps data rate, and full fail-safe receiver operation. The receiver is fail-safe for open, shorted, and idle bus conditions, ensuring a known output state when the bus is not actively driven. The device also supports hot swap with glitch-free power-up and power-down, preventing spurious transitions on the bus during insertion or removal. Additionally, the transceiver is PROFIBUS compliant at VCC ≥ 4.5 V, making it ideal for industrial PROFIBUS networks. From a technical perspective, the ADM3067EBRMZ integrates a differential driver and receiver with a 1/1 transceiver configuration. The driver output is short-circuit protected, and the receiver has a wide common-mode input range, allowing operation in noisy environments. The device features a thermal shutdown protection mechanism to prevent damage from excessive power dissipation. The ESD protection on the bus pins is rated at ±12 kV IEC 61000-4-2 contact discharge, providing robust protection against electrostatic discharge events. Typical applications for the ADM3067EBRMZ include industrial automation, building automation, HVAC systems, and motor control. Its high-speed capability makes it suitable for applications requiring fast data throughput, such as PROFIBUS DP networks. The full-duplex operation enables simultaneous bidirectional communication, which is beneficial in point-to-point and multi-drop configurations. When designing with the ADM3067EBRMZ, it is important to ensure proper termination at both ends of the bus to minimize signal reflections. The device's fail-safe receiver feature simplifies bus idle handling, but external biasing may still be required in some configurations. Additionally, the supply voltage should be decoupled with a 0.1 µF capacitor close to the VCC pin to ensure stable operation.
ADM3067EBRMZ-RL7 - 50Mbps RS-485 Transceiver | Analog Devices
The ADM3067EBRMZ-RL7 is a full-duplex RS-485 transceiver from Analog Devices, designed for high-speed industrial communication networks. It operates from a 3.0V to 5.5V supply and supports data rates up to 50 Mbps, making it suitable for PROFIBUS and other high-speed fieldbus applications. The device features ±12 kV IEC ESD protection on the bus pins, ensuring robust operation in harsh environments. It is available in a 10-lead MSOP package, offering a compact solution for space-constrained designs. RS-485 transceivers are essential components in industrial automation, building management, and instrumentation systems, enabling reliable differential data transmission over long cable runs. They convert TTL/CMOS logic levels to balanced differential signals, providing immunity to common-mode noise and allowing multi-drop network topologies. The ADM3067E family includes both half-duplex and full-duplex models, with the ADM3067E being a full-duplex variant that supports simultaneous transmit and receive operations. Key features of the ADM3067EBRMZ-RL7 include a wide supply voltage range of 3.0V to 5.5V, a high-speed data rate of 50 Mbps, and full hot swap support for glitch-free power-up and power-down. The device also offers full receiver short-circuit, open-circuit, and bus idle fail-safe, ensuring predictable output states under fault conditions. The extended temperature range of -40°C to +125°C makes it suitable for industrial environments. From a technical perspective, the ADM3067E utilizes a robust driver and receiver architecture that maintains TIA/EIA RS-485 compliance over the full supply range. The receiver features a wide common-mode input range and high input impedance, allowing up to 256 nodes on a single bus. The driver provides high output current capability, enabling long cable lengths at high data rates. The device also includes thermal shutdown and current limiting protection to prevent damage under fault conditions. Typical applications include industrial automation, building automation, HVAC systems, and motor control. The high-speed capability makes it ideal for PROFIBUS DP networks, while the ESD protection ensures reliability in electrically noisy environments. The compact MSOP package is well-suited for space-constrained PCBs. When designing with this device, it is important to properly terminate the bus with characteristic impedance resistors and to use appropriate bias resistors to ensure fail-safe operation. The hot swap feature simplifies live insertion, but care should be taken to limit inrush current.
ADM3068EBRMZ - 50Mbps RS-485 Transceiver | Analog Devices
The ADM3068EBRMZ is a high-speed, IEC ESD protected RS-485 transceiver from Analog Devices, offering data rates up to 50 Mbps and a wide operating supply range of 3.0 V to 5.5 V. It is housed in a compact 8-lead MSOP package, making it suitable for space-constrained industrial and instrumentation applications. The device features a 1/1 driver/receiver configuration supporting full or half duplex communication, with a VIO logic supply option (1.62 V to 5.5 V) for interfacing with low-voltage logic. RS-485 is a robust differential serial communication standard used in industrial networks, building automation, and motor control systems. It enables long-distance data transmission (up to 1200 meters) and multi-drop networks with up to 32 unit loads. The ADM3068E family integrates protection features such as IEC 61000-4-2 ESD protection (≥ ±12 kV contact discharge) on the bus pins, ensuring reliability in harsh environments. Key features include a 50 Mbps data rate for high-throughput applications, a wide supply range accommodating both 3.3 V and 5 V systems, and a VIO pin for seamless logic-level translation. The device also offers thermal shutdown and short-circuit protection, enhancing system robustness. Its low quiescent current and shutdown mode reduce power consumption in battery-powered or energy-efficient designs. Technically, the ADM3068E uses a differential bus architecture with fail-safe receiver inputs that default to a high state when the bus is open, shorted, or terminated. This ensures predictable behavior in fault conditions. The transceiver is fully compliant with TIA/EIA RS-485 standards, guaranteeing interoperability with other compliant devices. Typical applications include industrial automation, HVAC systems, security networks, and remote sensor data acquisition. The high data rate supports real-time control and high-resolution data streaming, while the ESD protection ensures long-term reliability in electrically noisy environments. When designing with the ADM3068EBRMZ, proper termination resistors (typically 120 Ω) at both ends of the bus are essential to minimize reflections. Additionally, the VIO pin should be connected to the logic supply voltage to ensure correct signal levels. The device's small MSOP package requires careful PCB layout to minimize parasitic inductance and maintain signal integrity.
ADM3068EBRMZ-RL7 - 50Mbps RS-485 Transceiver | Analog Devices
The ADM3068EBRMZ-RL7 is a full-duplex RS-485 transceiver from Analog Devices, designed for high-speed industrial communication networks. It operates from a 3.0 V to 5.5 V supply and supports data rates up to 50 Mbps, making it suitable for PROFIBUS, BACnet, and other fieldbus applications. The device features ±12 kV IEC 61000-4-2 ESD protection on the bus pins, ensuring robust operation in harsh environments. It is available in a 14-lead SOIC_N package, which is pin-compatible with the standard RS-485 footprint. RS-485 is a differential signaling standard that enables long-distance, multi-drop communication over twisted-pair cables. It is widely used in industrial automation, building automation, and instrumentation systems where noise immunity and cable lengths up to 1200 meters are required. The ADM3068E family integrates a driver and receiver, providing a complete interface between a UART and the RS-485 bus. Key features include a wide supply range, high-speed operation, and robust ESD protection. The device also offers a logic supply pin (VIO) that allows direct interfacing with 1.62 V to 5.5 V logic levels, simplifying connection to low-voltage microcontrollers. The receiver has a true fail-safe feature that guarantees a logic-high output when the bus is open, shorted, or idle, preventing false data. The ADM3068E uses a standard CMOS process and incorporates thermal shutdown and short-circuit protection on the driver outputs. The differential outputs are designed to meet TIA/EIA RS-485 specifications, with a typical output voltage of ±1.5 V. The device consumes low quiescent current, making it suitable for power-sensitive applications. Typical applications include industrial control systems, building automation, HVAC controllers, and security systems. The high data rate supports real-time control and data acquisition, while the ESD protection ensures reliability in electrically noisy environments. When designing with this device, ensure proper termination (120 Ω) at both ends of the bus to minimize reflections. The VIO pin should be connected to the logic supply voltage to match the microcontroller's I/O levels. Bypass capacitors (0.1 µF) should be placed close to the VCC and VIO pins.
SN65HVD11 - 3.3V RS-485 Transceiver | Texas Instruments
The SN65HVD11 is a 3.3-V RS-485 transceiver from Texas Instruments that combines a 3-state differential line driver and a differential input line receiver in a single 8-pin SOIC package. It operates from a single 3.3-V power supply and is designed for balanced transmission lines, meeting or exceeding ANSI TIA/EIA-485-A and ISO 8482:1993 standards. The device supports data rates up to 10 Mbps and features bus-pin ESD protection exceeding 16 kV HBM, making it robust for industrial and building automation networks. RS-485 is a standard for serial communication systems that use differential signaling to transmit data over long distances and in noisy environments. The SN65HVD11 belongs to the family of RS-485 transceivers, which are essential components in industrial control networks, building automation, and other multi-point data acquisition systems. These transceivers convert logic-level signals to differential voltages that can be transmitted over twisted-pair cables, providing immunity to common-mode noise and enabling communication over distances up to 1200 meters. Key features of the SN65HVD11 include a 1/8 unit-load option that allows up to 256 transceivers on a single bus, a wide common-mode input range of -7 V to +12 V, and a low quiescent current of 1.1 mA typical. The device also features thermal shutdown protection and a 3-state output for bus sharing. The 8-pin SOIC package (D) is industry-standard, ensuring compatibility with existing PCB layouts. The SN65HVD11 uses a Power BiCMOS process, which combines low power consumption with high-speed operation. The differential driver outputs a minimum of 1.5 V across a 54-ohm load, while the receiver has a sensitivity of ±200 mV. The device is specified for operation over the industrial temperature range of -40°C to +85°C, making it suitable for harsh environments. Typical applications include industrial automation, building automation, HVAC systems, and point-of-sale terminals. The SN65HVD11 is also used in motor control and power inverter systems where reliable communication over long distances is required. Its high ESD protection and wide common-mode range make it ideal for factory floor networks. When designing with the SN65HVD11, ensure proper termination (120-ohm) at both ends of the bus and use a bias network to maintain a defined idle state. The driver enable (DE) and receiver enable (RE) pins allow for half-duplex operation, and the device can be placed in a low-power shutdown mode by driving both pins high.