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MAX3485EESA+
+NomenclatureIC TRANSCEIVER HALF 1/1 8SOIC
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FabricantAnalog Equipment GmbH / intégration Maxim
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Pièce fabricant #MAX3485EESA+
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Package SOIC-8
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En stock6944
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Spécifications
| Attribut | Valeur |
| Package | Tube |
| 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 MAX3485EESA+ is a high-performance, low-power RS-485/RS-422 transceiver designed for reliable data communication over long distances. It is manufactured by Maxim Integrated, now part of Analog Devices. The device operates from a single 3.3V power supply and is designed to meet the demands of high-speed communication, supporting data rates up to 10Mbps.
Key features include:
1. Low Power Consumption: It has a low quiescent current and an automatic low-power shutdown mode, making it suitable for battery-powered applications.
2. Enhanced ESD Protection: It provides robust electrostatic discharge protection, ensuring reliable performance in harsh environments.
3. Slew Rate Limiting: The transceiver offers slew rate limiting for reduced EMI, beneficial for long cable runs.
4. Fail-safe Receiver: Ensures a known output state when the bus is idle, open, or shorted.
5. Small Package: Available in an 8-pin SOIC package (EESA), which is ideal for space-constrained designs.
The MAX3485EESA+ is widely used in industrial automation, building automation, and any application requiring robust, high-speed serial communication over long distances.
Key features include:
1. Low Power Consumption: It has a low quiescent current and an automatic low-power shutdown mode, making it suitable for battery-powered applications.
2. Enhanced ESD Protection: It provides robust electrostatic discharge protection, ensuring reliable performance in harsh environments.
3. Slew Rate Limiting: The transceiver offers slew rate limiting for reduced EMI, beneficial for long cable runs.
4. Fail-safe Receiver: Ensures a known output state when the bus is idle, open, or shorted.
5. Small Package: Available in an 8-pin SOIC package (EESA), which is ideal for space-constrained designs.
The MAX3485EESA+ is widely used in industrial automation, building automation, and any application requiring robust, high-speed serial communication over long distances.
Equivalent
The MAX3485EESA+ is an RS-485/RS-422 transceiver. Equivalent products include:
1. SN75176 by Texas Instruments
2. ADM485 by Analog Devices
3. SP485E by MaxLinear
4. ISL8485 by Renesas
5. MCP485 by Microchip Technology
These alternatives provide similar functionalities, such as differential signaling for long-distance data transmission, and are used in industrial, networking, and embedded systems. Always verify electrical specifications and pin compatibility before substituting.
1. SN75176 by Texas Instruments
2. ADM485 by Analog Devices
3. SP485E by MaxLinear
4. ISL8485 by Renesas
5. MCP485 by Microchip Technology
These alternatives provide similar functionalities, such as differential signaling for long-distance data transmission, and are used in industrial, networking, and embedded systems. Always verify electrical specifications and pin compatibility before substituting.
Features
The MAX3485EESA+ is a high-performance transceiver designed for RS-485 and RS-422 communication standards. It operates from a single 3.3V power supply and is optimized for low power consumption. Key features include:
1. Data Rate: Supports data rates up to 10Mbps.
2. Low Power Consumption: Features a low 1µA shutdown current and 300µA supply current.
3. ESD Protection: Provides up to ±15kV ESD protection on bus pins.
4. Fail-Safe: Includes a fail-safe feature that ensures a known state on the receiver output when inputs are open, shorted, or idle.
5. Half-Duplex: Offers a half-duplex communication capability.
6. Slew Rate Limiting: Has a slew-rate-limited version to minimize EMI and reflections.
7. Extended Temperature Range: Operates over a temperature range of -40°C to +85°C.
8. Pin Configuration: Comes in an 8-pin SO package.
9. Driver/Receiver Enable: Includes separate driver and receiver enable pins for easy direction control.
This device is suitable for industrial networks and environments requiring robust and reliable data transmission.
1. Data Rate: Supports data rates up to 10Mbps.
2. Low Power Consumption: Features a low 1µA shutdown current and 300µA supply current.
3. ESD Protection: Provides up to ±15kV ESD protection on bus pins.
4. Fail-Safe: Includes a fail-safe feature that ensures a known state on the receiver output when inputs are open, shorted, or idle.
5. Half-Duplex: Offers a half-duplex communication capability.
6. Slew Rate Limiting: Has a slew-rate-limited version to minimize EMI and reflections.
7. Extended Temperature Range: Operates over a temperature range of -40°C to +85°C.
8. Pin Configuration: Comes in an 8-pin SO package.
9. Driver/Receiver Enable: Includes separate driver and receiver enable pins for easy direction control.
This device is suitable for industrial networks and environments requiring robust and reliable data transmission.
Pinout
The MAX3485EESA+ is an RS-485/RS-422 transceiver designed for high-speed communication and optimized for low power consumption. It operates on a single 3.3V supply and features enhanced electrostatic discharge (ESD) protection.
The device comes in an 8-pin SOIC (Small Outline Integrated Circuit) package. Here is a brief overview of its pin functions:
1. RO (Pin 1): Receiver Output. Outputs the received data from 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 to be transmitted on the bus.
5. GND (Pin 5): Ground.
6. A (Pin 6): Non-inverting Driver Output/Receiver Input.
7. B (Pin 7): Inverting Driver Output/Receiver Input.
8. VCC (Pin 8): Positive Supply Voltage.
The MAX3485EESA+ is suitable for use in applications requiring high-speed data transmission with robust protection against electrical disturbances.
The device comes in an 8-pin SOIC (Small Outline Integrated Circuit) package. Here is a brief overview of its pin functions:
1. RO (Pin 1): Receiver Output. Outputs the received data from 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 to be transmitted on the bus.
5. GND (Pin 5): Ground.
6. A (Pin 6): Non-inverting Driver Output/Receiver Input.
7. B (Pin 7): Inverting Driver Output/Receiver Input.
8. VCC (Pin 8): Positive Supply Voltage.
The MAX3485EESA+ is suitable for use in applications requiring high-speed data transmission with robust protection against electrical disturbances.
Manufacturer
The MAX3485EESA+ is manufactured by Maxim Integrated, which is now part of Analog Devices, Inc. after their acquisition in 2021. Maxim Integrated is known for designing and manufacturing a wide range of analog and mixed-signal products, including integrated circuits for industrial, automotive, consumer, and communications applications. Analog Devices, the parent company, is a global leader in the design and production of semiconductor products and solutions, focusing on analog, mixed-signal, and digital signal processing (DSP) technologies. These companies provide critical components used in various electronic devices, contributing to advancements in technology across multiple sectors.
Application
The MAX3485EESA+ is a low-power transceiver designed for RS-485 and RS-422 communication. Its application areas include:
1. Industrial Automation: Facilitates robust communication in harsh environments.
2. Building Automation: Used in HVAC systems, lighting controls, and security systems.
3. Automotive Systems: Supports data exchange in vehicle networks.
4. Telecommunication Systems: Ensures reliable data transfer over long distances.
5. Embedded Systems: Integrates into microcontroller-based designs for efficient data communication.
6. Sensor Networks: Connects multiple sensors in distributed network systems.
7. Energy Management: Used in smart grids and metering systems for data transmission.
Its low power consumption and high ESD protection make it suitable for these applications.
1. Industrial Automation: Facilitates robust communication in harsh environments.
2. Building Automation: Used in HVAC systems, lighting controls, and security systems.
3. Automotive Systems: Supports data exchange in vehicle networks.
4. Telecommunication Systems: Ensures reliable data transfer over long distances.
5. Embedded Systems: Integrates into microcontroller-based designs for efficient data communication.
6. Sensor Networks: Connects multiple sensors in distributed network systems.
7. Energy Management: Used in smart grids and metering systems for data transmission.
Its low power consumption and high ESD protection make it suitable for these applications.
Package
The MAX3485EESA+ is an 8-pin SOIC (Small Outline Integrated Circuit) package. This packaging type is commonly used for surface-mounted devices.
