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ADM2582EBRWZ
+NomenclatureDG ISO 2.5KV 2CH RS422 20-SOIC
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FabricantAnalog Equipment GmbH.
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Pièce fabricant #ADM2582EBRWZ
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Fiche technique ADM2582EBRWZ DataSheet
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En stock29928
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Spécifications
| Attribut | Valeur |
| Series | IsoPower®, iCoupler® |
| PartStatus | Active |
| Technology | Magnetic Coupling |
| Type | RS422, RS485 |
| IsolatedPower | Yes |
| NumberofChannels | 2 |
| Inputs-Side1/Side2 | 1/1 |
| ChannelType | Unidirectional |
| Voltage-Isolation | 2500Vrms |
| CommonModeTransientImmunity(Min) | 25kV/µs |
| DataRate | 16Mbps |
| Rise/FallTime(Typ) | 15ns, 15ns (Max) |
| Voltage-Supply | 3.3V, 5V |
| OperatingTemperature | -40°C ~ 85°C |
| MountingType | Surface Mount |
| Package/Case | 20-SOIC (0.295", 7.50mm Width) |
| SupplierDevicePackage | 20-SOIC |
| BaseProductNumber | ADM2582 |
Présentation
Description
The device minimizes the need for external components by integrating a transformer driver, ensuring efficient power transfer across the isolation barrier. It operates over a wide supply voltage range, enhancing flexibility in various system designs. The ADM2582EBRWZ also includes fail-safe features to maintain a known output state during line faults or idle conditions, improving reliability.
This IC is instrumental in protecting communication interfaces from high voltages, ensuring secure data transmission in harsh environments. It is commonly used in factory automation, energy distribution systems, and any application where data integrity and isolation are crucial. Its robust design and high-performance features make it a popular choice for engineers designing isolated communication systems.
Equivalent
1. Texas Instruments ISO3086T: An isolated RS-485 transceiver with similar isolation and data rate capabilities.
2. Maxim Integrated MAX14850: An isolated RS-485/RS-422 transceiver with comparable specifications.
3. Broadcom/Avago ACPL-M21L: An RS-485 transceiver with isolation features.
Always verify the exact specifications and pin compatibility when choosing an equivalent.
Features
1. Isolation: Provides 2.5 kV rms isolation for signal and power, protecting against electrical surges and ensuring safe data communication.
2. Data Rate: Supports high data rates up to 16 Mbps, making it suitable for fast communication needs.
3. Integrated DC-to-DC Converter: Offers power isolation and simplifies power supply design by eliminating the need for an external isolated power source.
4. EIA RS-485/RS-422 Compliance: Ensures compatibility with industry-standard communication protocols.
5. Bus Protection: Features ±15 kV ESD protection on the bus pins, enhancing reliability in industrial environments.
6. Operating Temperature: Functions within a wide temperature range of -40°C to +85°C, ideal for harsh conditions.
7. Fail-Safe Receiver: Provides a fail-safe mechanism for open-circuit, short-circuit, and idle bus conditions.
8. Reduced Component Count: Minimizes the number of external components required, facilitating simpler and more cost-effective designs.
These features make the ADM2582EBRWZ suitable for applications in industrial automation, motor control, and other robust communication systems.
Pinout
Key functions and pin count details include:
- Total Pins: 20
- Key Functions:
- TxD (Transmit Data Input): Input data to be transmitted over the RS-485/RS-422 bus.
- RxD (Receive Data Output): Output for the data received from the RS-485/RS-422 bus.
- DE (Driver Enable): Controls the driver output, enabling or disabling the transmitter.
- RE (Receive Enable): Controls the receiver output, enabling or disabling the receiver.
- A/B (RS-485/RS-422 bus lines): Differential data lines for connecting to the RS-485/RS-422 bus.
- Isolated Power: Integrated feature providing isolated power to the bus side of the transceiver.
This device is designed for robustness in industrial applications, providing electrical isolation and protection against surges and noise. Ensure to reference the manufacturer's datasheet for detailed pin configuration and electrical characteristics.
Manufacturer
Application
1. Industrial Automation: Facilitates communication in programmable logic controllers (PLCs) and distributed control systems (DCS).
2. Building Automation: Used in HVAC systems and smart metering.
3. Energy Systems: Suitable for solar inverters and utility metering.
4. Transportation: Effective in data communication for rail and road systems.
5. Isolated Data Communication: Ensures safe communication over long distances and in electrically noisy environments.
The device's isolation capabilities make it ideal for systems requiring protection against high voltage transients.