仕様
| 属性 | 値 |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| ProductStatus | Active |
| Type | Transceiver |
| Protocol | RS422, RS485 |
| NumberofDrivers/Receivers | 1/1 |
| Duplex | Half |
| ReceiverHysteresis | 50 mV |
| DataRate | 10Mbps |
| Voltage-Supply | 3V ~ 3.6V |
| OperatingTemperature | 0°C ~ 70°C |
| MountingType | Surface Mount |
| Package/Case | 8-SOIC (0.154, 3.90mm Width) |
概要
Description
The MAX3485CSA+T is a low-power, high-speed RS-485/RS-422 transceiver designed for communication over long distances in electrically noisy environments. It operates with a wide supply voltage range from 3.0V to 3.6V, making it suitable for use in systems that require low power consumption. The transceiver features a reduced slew rate to minimize EMI and allows for reliable data transmission at speeds up to 10Mbps.
The MAX3485CSA+T supports half-duplex communication and is designed for robust operation with a fail-safe receiver input, ensuring a known output state when inputs are open, shorted, or undriven. It provides a true RS-485 interface by maintaining high ESD protection and allowing up to 32 transceivers on the bus.
Its compact 8-pin SOIC package (Surface-Mounted Integrated Circuit) makes it ideal for space-constrained applications. With its combination of low power consumption, high speed, and reliability, the MAX3485CSA+T is suitable for industrial automation, building automation, and other applications requiring efficient data communication over long cable runs.
The MAX3485CSA+T supports half-duplex communication and is designed for robust operation with a fail-safe receiver input, ensuring a known output state when inputs are open, shorted, or undriven. It provides a true RS-485 interface by maintaining high ESD protection and allowing up to 32 transceivers on the bus.
Its compact 8-pin SOIC package (Surface-Mounted Integrated Circuit) makes it ideal for space-constrained applications. With its combination of low power consumption, high speed, and reliability, the MAX3485CSA+T is suitable for industrial automation, building automation, and other applications requiring efficient data communication over long cable runs.
Equivalent
The MAX3485CSA+T is a low-power RS-485/RS-422 transceiver. Equivalent products include:
1. Texas Instruments SN75176BP
2. Texas Instruments ADM485JRZ
3. Analog Devices ADM3485ARZ
4. Texas Instruments THVD1450DR
5. Microchip Technology MCP2561-E/SN
These alternatives offer similar functionalities for RS-485/RS-422 communication, though specific specifications like power consumption, data rate, and operating temperature should be verified for compatibility with your application.
1. Texas Instruments SN75176BP
2. Texas Instruments ADM485JRZ
3. Analog Devices ADM3485ARZ
4. Texas Instruments THVD1450DR
5. Microchip Technology MCP2561-E/SN
These alternatives offer similar functionalities for RS-485/RS-422 communication, though specific specifications like power consumption, data rate, and operating temperature should be verified for compatibility with your application.
Features
The MAX3485CSA+T is a low-power, high-speed RS-485/RS-422 transceiver designed for half-duplex communication. It features a wide supply voltage range from 3.0V to 3.6V and offers a maximum data rate of up to 10 Mbps. This device is designed to operate in harsh environments, providing a fail-safe feature that ensures a logic-high output when the bus is idle, open, or shorted. Its low power consumption makes it suitable for battery-powered and portable applications.
Key features include:
- Half-duplex communication
- High ESD protection (±15kV Human Body Model)
- Low power shutdown mode (1µA typical)
- -7V to +12V common-mode input voltage range
- Thermal shutdown protection
- Suitable for 128 transceivers on the bus
- Fast switching times for reliable high-speed data transmission
The MAX3485CSA+T is packaged in an 8-pin SOIC, making it compact and easy to integrate into various designs. It’s ideal for applications that require robust communication over long distances in industrial and commercial settings.
Key features include:
- Half-duplex communication
- High ESD protection (±15kV Human Body Model)
- Low power shutdown mode (1µA typical)
- -7V to +12V common-mode input voltage range
- Thermal shutdown protection
- Suitable for 128 transceivers on the bus
- Fast switching times for reliable high-speed data transmission
The MAX3485CSA+T is packaged in an 8-pin SOIC, making it compact and easy to integrate into various designs. It’s ideal for applications that require robust communication over long distances in industrial and commercial settings.
Pinout
The MAX3485CSA+T is a low-power, high-speed transceiver for RS-485 and RS-422 communication. It typically comes in an 8-pin SOIC package. Here are the pin functions:
1. RO (Receiver Output): Outputs the received data to the microcontroller.
2. RE̅ (Receiver Enable): Enables or disables the receiver. Active low.
3. DE (Driver Enable): Enables or disables the driver. Active high.
4. DI (Driver Input): Inputs the data to be transmitted.
5. GND (Ground): Ground reference for the IC.
6. A (Non-Inverting Driver Output & Receiver Input): Differential data line.
7. B (Inverting Driver Output & Receiver Input): Differential data line.
8. VCC (Power Supply): Positive supply voltage for the IC.
The MAX3485 is designed for half-duplex communication and operates with a supply voltage of 3.3V. It features low power consumption, high-speed data transmission up to 10 Mbps, and enhanced electrostatic discharge (ESD) protection.
1. RO (Receiver Output): Outputs the received data to the microcontroller.
2. RE̅ (Receiver Enable): Enables or disables the receiver. Active low.
3. DE (Driver Enable): Enables or disables the driver. Active high.
4. DI (Driver Input): Inputs the data to be transmitted.
5. GND (Ground): Ground reference for the IC.
6. A (Non-Inverting Driver Output & Receiver Input): Differential data line.
7. B (Inverting Driver Output & Receiver Input): Differential data line.
8. VCC (Power Supply): Positive supply voltage for the IC.
The MAX3485 is designed for half-duplex communication and operates with a supply voltage of 3.3V. It features low power consumption, high-speed data transmission up to 10 Mbps, and enhanced electrostatic discharge (ESD) protection.
Manufacturer
The MAX3485CSA+T is manufactured by Maxim Integrated, which is a part of Analog Devices, Inc. Maxim Integrated is a company known for designing and manufacturing analog and mixed-signal integrated circuits. Founded in 1983, the company specializes in creating products that bridge the gap between the digital and analog worlds, providing solutions for power management, signal processing, microcontrollers, interface, and communication applications. Maxim Integrated's products are widely used across various industries, including automotive, industrial, communications, consumer electronics, and healthcare, demonstrating the company's versatility and innovation in the electronics sector.
Application
The MAX3485CSA+T is a low-power transceiver designed for RS-485 and RS-422 communication applications. It is commonly used in industrial automation, process control, building automation, and other systems that require robust data communication over long distances. The device supports half-duplex communication and is suited for applications that require high data rates up to 10 Mbps. Its low power consumption makes it ideal for battery-powered devices, while its ability to operate over a wide temperature range makes it suitable for outdoor and industrial environments. Additionally, its compact package and integrated features help reduce the overall size and cost of communication modules.
Package
The MAX3485CSA+T package type is an 8-pin SOIC (Small Outline Integrated Circuit).
