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MAX490EESA
+Lista de MateriaisIC TRANSCEIVER FULL 1/1 8SOIC
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FabricanteAnalog Devices Inc./Maxim Integrated
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Peça do Fabricante #MAX490EESA
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Pacote SOIC-8
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Em Estoque2468
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Especificações
| Atributo | Valor |
| Package | Bulk,Tube |
| ProductStatus | Obsolete |
| Type | Transceiver |
| Protocol | RS422, RS485 |
| NumberofDrivers/Receivers | 1/1 |
| Duplex | Full |
| ReceiverHysteresis | 70 mV |
| DataRate | 2.5Mbps |
| Voltage-Supply | 4.75V ~ 5.25V |
| OperatingTemperature | -40°C ~ 85°C |
| MountingType | Surface Mount |
| Package/Case | 8-SOIC (0.154, 3.90mm Width) |
Visão Geral
Description
Key features include:
1. Low Power Consumption: The MAX490EESA operates with a minimal power supply, making it suitable for energy-efficient applications.
2. High Data Rate: It supports data rates up to 2.5 Mbps, allowing for fast data transmission.
3. Wide Operating Voltage: The device operates within a voltage range of 4.75V to 5.25V.
4. Fail-Safe Operation: It has built-in fail-safe features to prevent false data reception in the absence of input signals.
5. Current Limiting: The transceiver includes current limiting on outputs to protect against short-circuits.
6. Temperature Range: It can operate within a temperature range of -40°C to +85°C, suitable for various environmental conditions.
The MAX490EESA is widely used in industrial automation, networking, and other applications requiring reliable serial communication.
Equivalent
1. Texas Instruments SN65HVD3082E
2. Analog Devices ADM485
3. ON Semiconductor AM26C31
4. Microchip Technology MCP485
These alternatives offer similar functionalities such as low power consumption, ESD protection, and support for half-duplex communication, making them suitable replacements depending on specific design requirements. Always verify compatibility with your particular application.
Features
1. Low Power Consumption: It has a low quiescent current, making it suitable for battery-powered systems.
2. High-Speed Operation: Supports data rates up to 2.5Mbps.
3. Full-Duplex Communication: Allows simultaneous transmission and reception of data.
4. Wide Supply Voltage Range: Operates from a single 5V power supply.
5. Extended ESD Protection: Enhanced electrostatic discharge protection for robust performance.
6. Short-Circuit Protection: Protects against line short-circuits.
7. Thermal Shutdown: Includes automatic thermal shutdown to prevent damage from overheating.
8. Small Package: Available in an 8-pin SOIC, making it suitable for space-constrained applications.
These features make the MAX490EESA ideal for industrial automation, building automation, and remote data acquisition systems.
Pinout
1. RO (Pin 1): Receiver Output - Outputs the data received on the bus.
2. RE̅ (Pin 2): Receiver Enable - Active low; enables the receiver when low.
3. DE (Pin 3): Driver Enable - Activates the driver when high.
4. DI (Pin 4): Driver Input - Accepts data input to be transmitted on the bus.
5. GND (Pin 5): Ground - Common ground reference.
6. A (Pin 6): Driver Output/Receiver Input - Non-inverting bus terminal.
7. B (Pin 7): Driver Output/Receiver Input - Inverting bus terminal.
8. VCC (Pin 8): Supply Voltage - Power supply pin.
The MAX490EESA offers high ESD protection and is suitable for applications requiring robust data transmission with low power consumption.