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ADM2582E
+BOMDigital Isolators ISOLATED RS485 HD/FD 16Mbps IC
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Nhà sản xuấtAnalog Devices
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Ông. Phần #ADM2582E
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Bảng dữ liệu ADM2582E DataSheet
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Có sẵn9562
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Thông số kỹ thuật
| thuộc tính | Giá trị |
| Packaging | Tube |
| Standard Pack Qty | 37 |
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Description
Key features of the ADM2582E include a galvanic isolation barrier that protects against high voltage transients, ensuring signal integrity and system reliability. It also supports ESD protection levels up to ±15 kV, enhancing durability against electrostatic discharge.
The device operates over a wide power supply range and provides a fail-safe receiver input that ensures a stable logic high output with open or shorted bus conditions. Its compact, surface-mount package makes it suitable for space-constrained applications.
The ADM2582E is widely used in industrial automation, building control systems, and automotive applications where reliable and isolated data communication is crucial. Its integrated power isolation simplifies system design and reduces the need for additional components.
Equivalent
1. Texas Instruments ISO3082 - Isolated RS-485 transceiver.
2. Texas Instruments ISO3086 - Similar capabilities with integrated isolation.
3. Maxim Integrated MAX14850 - Isolated RS-485/RS-422 transceiver.
4. NXP Semiconductors TJA1052 - Offers isolation for similar applications, albeit generally for CAN bus.
Always check specific features and pin compatibility before substituting.
Features
1. Isolation: Provides 2.5 kV rms isolation between the bus and the logic interface, protecting against high voltage transients.
2. EMC Robustness: Enhanced electromagnetic compatibility with excellent ESD protection for the bus pins, ensuring robust operation in challenging conditions.
3. Data Rate: Supports data rates up to 500 kbps, suitable for a wide range of communication needs.
4. Integrated DC-to-DC Converter: Includes an on-chip isolated DC-to-DC converter, eliminating the need for an external power supply for the isolated side.
5. Fail-Safe Features: Includes open- and short-circuit, as well as idle bus fail-safe mechanisms, enhancing communication reliability.
6. Thermal Shutdown: Protects the device from overheating by disabling the transceiver during excessive temperature conditions.
7. Wide Operating Range: Operates over a temperature range of -40°C to +85°C, suitable for industrial applications.
These features make the ADM2582E suitable for applications requiring robust, isolated communication, such as industrial automation and process control.
Pinout
The ADM2582E comes in a 20-lead, wide-body SOIC (Small Outline Integrated Circuit) package. The pin count, therefore, is 20 pins.
Key functions of the ADM2582E include:
- RS-485/RS-422 Transceiver: It facilitates differential signaling for robust communication.
- Isolation: Provides isolation for data and power, protecting against ground loops and voltage spikes.
- Integrated DC-to-DC Converter: Supplies power to the isolated side of the device.
- High Speed: Supports data rates up to 16 Mbps.
- Protection: Overvoltage protection of ±15 kV ESD (Electrostatic Discharge) on the transceiver bus pins.
- Fail-Safe Receiver: Ensures a known output state when the bus is idle or unconnected.
These features make the ADM2582E suitable for industrial communication networks and robust applications requiring reliable data transmission and isolation.