ADM2491EBRWZ

The ADM2491EBRWZ is a high-speed, isolated RS-485/RS-422 transceiver designed for robust communication in industrial environments. It features isolated communication, providing electrical isolation between the bus and the system, which enhances safety and noise immunity. The device supports data rates up to 20 Mbps and is suitable for half-duplex applications.
Typically, the ADM2491EBRWZ integrates an isolated power supply, enabling it to operate with minimal external components. It has a wide operating temperature range, making it suitable for various demanding applications, including industrial automation and process control.
Key features include low power consumption, high common-mode transient immunity, and integrated isolation barrier technology. The transceiver is packaged in a compact form factor, facilitating easy integration into existing designs. Overall, the ADM2491EBRWZ is an efficient solution for reliable, isolated data communication in challenging environments.

The ADM2491EBRWZ is a robust RS-485 transceiver designed for high-speed data communication. Key features include:
1. Data Rate: Supports data rates up to 16 Mbps.
2. Dual Functionality: Operates in half-duplex and full-duplex modes, providing flexibility for various applications.
3. Supply Voltage: Operates from a single 3.3V to 5V supply, enhancing compatibility with different systems.
4. Low Power: Consumes minimal power in active and shutdown modes, promoting energy efficiency.
5. Common Mode Range: Offers a wide common mode voltage range, allowing reliable communication over long distances.
6. Thermal Protection: Includes thermal shutdown features to prevent damage from overheating.
7. Integrated Protection: Built-in ESD protection on the bus pins ensures durability against electrical surges.
8. Wide Operating Temperature: Suitable for various environments with an operating temperature range of -40°C to +85°C.
These features make the ADM2491EBRWZ an ideal choice for industrial automation, automotive, and communication applications.

The ADM2491EBRWZ is packaged in a 20-lead TSSOP (Thin Shrink Small Outline Package).

The ADM2491EBRWZ is a high-speed, isolated RS-485 transceiver with a pin count of 16. It features integrated isolation and is designed for robust communication in noisy environments.
Key functions of the pins include:
1. TXD (Transmit Data) - Input for serial data to be transmitted.
2. RXD (Receive Data) - Output for received serial data.
3. RE (Receiver Enable) - Controls the receiver, active low.
4. DE (Driver Enable) - Controls the driver, active high.
5. VCC1/VCC2 - Power supply pins for the non-isolated side (VCC1) and isolated side (VCC2).
6. GND1/GND2 - Ground pins for the respective sides.
7. A/B - Differential data outputs for RS-485 communication.
8. ISO - Isolation pins for separating the two sides.
The device operates with a wide voltage range and supports up to 20 Mbps data rates, making it suitable for various industrial applications.

The ADM2491EBRWZ is manufactured by Analog Devices, Inc. Analog Devices is a multinational semiconductor company headquartered in Norwood, Massachusetts, specializing in high-performance analog, mixed-signal, and digital signal processing (DSP) integrated circuits. The company primarily serves various sectors, including communications, healthcare, automotive, and industrial applications, providing solutions for signal processing and data conversion. Analog Devices is known for its innovation in precision analog technology and has a strong focus on research and development to enhance its product offerings.

The ADM2491EBRWZ is a high-speed, isolated RS-485 transceiver designed for industrial automation, motor control, and data acquisition systems. Its applications include communication in harsh environments, remote sensing, and control networks, where electrical isolation is critical for safety and reliability. It's suitable for use in factory automation, process control systems, and any application requiring robust data transmission over long distances.

Equivalent products to the ADM2491EBRWZ chip include the ISOLATION1640, MAX14930, and the LTC6820. These devices are designed for isolated communication and share similar features in terms of isolation voltage, data rate, and functionality. Always verify specific requirements like pin configuration and electrical characteristics before substitution.