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MAX3485EESA+T
+NomenclatureIC TRANSCEIVER HALF 1/1 8SOIC
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FabricantAnalog Equipment GmbH / intégration Maxim
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Pièce fabricant #MAX3485EESA+T
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Package SOIC-8
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En stock4083
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Spécifications
| Attribut | Valeur |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| ProductStatus | Active |
| Type | Transceiver |
| Protocol | RS422, RS485 |
| NumberofDrivers/Receivers | 1/1 |
| Duplex | Half |
| ReceiverHysteresis | 50 mV |
| DataRate | 12Mbps |
| Voltage-Supply | 3V ~ 3.6V |
| OperatingTemperature | -40°C ~ 85°C |
| MountingType | Surface Mount |
| Package/Case | 8-SOIC (0.154, 3.90mm Width) |
Présentation
Description
The transceiver has a -7V to +12V common-mode input voltage range, ensuring robust performance in noisy environments. It is capable of driving up to 32 unit loads, allowing for up to 32 transceivers on the bus. The MAX3485EESA+T also offers thermal shutdown for protection against excessive heat, and short-circuit protection on the outputs. Its small, 8-pin SOIC package makes it easy to integrate into compact designs. The "EESA+T" suffix indicates the specific package and tape-and-reel packaging format, which is convenient for automated assembly processes.
Equivalent
1. Texas Instruments SN75176A - A differential bus transceiver.
2. Analog Devices ADM485 - A half-duplex, low power transceiver.
3. ON Semiconductor AM26C31 - A high-speed differential line driver and receiver.
4. Microchip Technology MCP2561/2 - A CAN transceiver with similar features.
5. NXP PCA82C250 - A CAN controller interface, used in RS-485 networks.
Check specifications to ensure compatibility.
Features
1. High Data Rates: Supports data rates up to 10 Mbps, making it suitable for fast data transmission applications.
2. Low Power Consumption: Features low power operations with a supply current of 2.3 mA, and a shutdown mode consuming only 10 µA.
3. Wide Operating Voltage: Operates with a supply voltage ranging from 3.0V to 3.6V.
4. Enhanced ESD Protection: Provides robust electrostatic discharge protection exceeding ±15kV HBM (human body model).
5. Fail-Safe Receiver: Includes fail-safe circuitry that ensures a known output state when the input is open, shorted, or terminated but not driven.
6. Extended Temperature Range: Functions effectively over a temperature range of -40°C to +85°C.
7. True RS-485/RS-422 Compatibility: Fully compatible with standard RS-485 and RS-422 communication protocols.
8. Compact Package: Available in an 8-pin SOIC package for space-constrained applications.
These features make the MAX3485EESA+T ideal for industrial automation, building automation, and other applications requiring robust serial communication.
Pinout
1. RO (Receiver Output): Outputs the received data.
2. RE̅ (Receiver Enable): Active-low input. Enables the receiver when low.
3. DE (Driver Enable): Activates the driver when high.
4. DI (Driver Input): Accepts the data to be transmitted.
5. GND (Ground): Ground reference for all signals.
6. A (Non-inverting Driver Output / Receiver Input): Data line A.
7. B (Inverting Driver Output / Receiver Input): Data line B.
8. VCC (Power Supply): Positive supply voltage (3V to 3.6V).
This device facilitates half-duplex communication and is typically used in industrial systems, automotive networks, and other applications requiring robust data transmission over long distances.