規格
| 屬性 | 價值 |
| Package | Tube,Tube |
| ProductStatus | Obsolete |
| Type | Transceiver |
| Protocol | RS422, RS485 |
| NumberofDrivers/Receivers | 1/1 |
| Duplex | Full |
| ReceiverHysteresis | 70 mV |
| DataRate | 250kbps |
| Voltage-Supply | 4.75V ~ 5.25V |
| OperatingTemperature | 0°C ~ 70°C |
| MountingType | Surface Mount |
| Package/Case | 8-SOIC (0.154, 3.90mm Width) |
概述
Description
The MAX488CSA is an integrated circuit produced by Maxim Integrated, designed for RS-485/RS-422 communication applications. It is a low-power transceiver that facilitates differential data transmission and reception, supporting data rates up to 250 kbps. The MAX488CSA operates with a single 5V supply voltage and is suitable for half-duplex communication, meaning it can either transmit or receive data over a single pair of differential lines.
Key features include a low 300 μA supply current and the ability to drive long lengths of twisted-pair cables, making it ideal for industrial networking applications. The device provides a fail-safe feature for open-circuit, short-circuit, or idle-bus conditions, ensuring the receiver outputs are stable. Additionally, the MAX488CSA has enhanced electrostatic discharge (ESD) protection, essential for robust operation in harsh environments.
Its compact 8-pin SOIC (Small Outline Integrated Circuit) package allows for easy integration into various circuit designs. Overall, the MAX488CSA is a reliable choice for implementing efficient and robust data communication systems.
Key features include a low 300 μA supply current and the ability to drive long lengths of twisted-pair cables, making it ideal for industrial networking applications. The device provides a fail-safe feature for open-circuit, short-circuit, or idle-bus conditions, ensuring the receiver outputs are stable. Additionally, the MAX488CSA has enhanced electrostatic discharge (ESD) protection, essential for robust operation in harsh environments.
Its compact 8-pin SOIC (Small Outline Integrated Circuit) package allows for easy integration into various circuit designs. Overall, the MAX488CSA is a reliable choice for implementing efficient and robust data communication systems.
Equivalent
The MAX488CSA is a low-power RS-485/RS-422 transceiver. Equivalent products include:
1. SN75176 from Texas Instruments
2. MAX3080E from Maxim Integrated
3. SP483 by MaxLinear (formerly Sipex)
4. ADM1485 from Analog Devices
5. LTC485 from Analog Devices (formerly Linear Technology)
These are alternatives with similar functionalities and can be considered based on the specific design requirements of your application.
1. SN75176 from Texas Instruments
2. MAX3080E from Maxim Integrated
3. SP483 by MaxLinear (formerly Sipex)
4. ADM1485 from Analog Devices
5. LTC485 from Analog Devices (formerly Linear Technology)
These are alternatives with similar functionalities and can be considered based on the specific design requirements of your application.
Features
The MAX488CSA is a low-power, differential, RS-485/RS-422 transceiver designed for data communication over long distances. Key features include:
1. Low Power Consumption: Typically operates with minimal power, making it energy-efficient.
2. High data rate: Supports data transmission rates up to 250 kbps.
3. Slew Rate Limited Drivers: The slew rate limitation reduces EMI and allows error-free data transmission.
4. Wide Supply Voltage Range: Operates from a single 5V supply.
5. Full-Duplex Communication: Enables simultaneous two-way data exchange.
6. Extended Temperature Range: Suitable for industrial environments with a temperature range of -40°C to +85°C.
7. Short-Circuit Protection: Offers protection against short circuits on both driver outputs.
8. Thermal Shutdown: Prevents damage by halting operations when the device overheats.
9. ±15kV ESD Protection: Provides electrostatic discharge protection on all pins, enhancing reliability.
10. Small Package Size: Available in an 8-pin SO package, which is space-efficient.
These features make the MAX488CSA ideal for industrial automation, process control, and other applications requiring robust communication over long distances.
1. Low Power Consumption: Typically operates with minimal power, making it energy-efficient.
2. High data rate: Supports data transmission rates up to 250 kbps.
3. Slew Rate Limited Drivers: The slew rate limitation reduces EMI and allows error-free data transmission.
4. Wide Supply Voltage Range: Operates from a single 5V supply.
5. Full-Duplex Communication: Enables simultaneous two-way data exchange.
6. Extended Temperature Range: Suitable for industrial environments with a temperature range of -40°C to +85°C.
7. Short-Circuit Protection: Offers protection against short circuits on both driver outputs.
8. Thermal Shutdown: Prevents damage by halting operations when the device overheats.
9. ±15kV ESD Protection: Provides electrostatic discharge protection on all pins, enhancing reliability.
10. Small Package Size: Available in an 8-pin SO package, which is space-efficient.
These features make the MAX488CSA ideal for industrial automation, process control, and other applications requiring robust communication over long distances.
Pinout
The MAX488CSA is a low-power transceiver for RS-485 and RS-422 communication. It features an 8-pin configuration. Here's a brief overview of the pin functions:
1. RO (Receiver Output): Provides the received data output.
2. RE̅ (Receiver Enable): Active low input to enable the receiver.
3. DE (Driver Enable): Controls the driver; active high to enable.
4. DI (Driver Input): Data input for the driver.
5. GND (Ground): Ground reference for the device.
6. A (Non-Inverting Driver Output/Receiver Input): Positive line of the differential bus.
7. B (Inverting Driver Output/Receiver Input): Negative line of the differential bus.
8. VCC (Supply Voltage): Power supply input, typically +5V.
The MAX488CSA is designed for half-duplex communication, suitable for applications requiring balanced data transmission over long distances and high speeds. It is widely used due to its low power consumption, making it ideal for battery-powered and power-sensitive applications.
1. RO (Receiver Output): Provides the received data output.
2. RE̅ (Receiver Enable): Active low input to enable the receiver.
3. DE (Driver Enable): Controls the driver; active high to enable.
4. DI (Driver Input): Data input for the driver.
5. GND (Ground): Ground reference for the device.
6. A (Non-Inverting Driver Output/Receiver Input): Positive line of the differential bus.
7. B (Inverting Driver Output/Receiver Input): Negative line of the differential bus.
8. VCC (Supply Voltage): Power supply input, typically +5V.
The MAX488CSA is designed for half-duplex communication, suitable for applications requiring balanced data transmission over long distances and high speeds. It is widely used due to its low power consumption, making it ideal for battery-powered and power-sensitive applications.
Manufacturer
The MAX488CSA is manufactured by Analog Devices, Inc. It was originally produced by Maxim Integrated, which merged with Analog Devices in 2021. Analog Devices is a multinational semiconductor company specializing in the design and manufacturing of analog, mixed-signal, and digital signal processing integrated circuits. These components are used in a wide range of applications, including communications, industrial automation, healthcare, automotive, and consumer electronics. The company is known for its innovation in signal processing technologies and its broad portfolio of high-performance products.
Application
The MAX488CSA is a low-power RS-485/RS-422 transceiver designed for data communication applications. Its primary application areas include:
1. Industrial Automation: Used in factory floor communication networks due to its robustness and noise immunity.
2. Building Automation: Facilitates communication between HVAC systems, lighting controls, and security systems.
3. Telecommunications: Employed in network equipment for data transfer over long distances.
4. Instrumentation: Suitable for use in sensors and measurement devices requiring reliable data transmission.
5. Embedded Systems: Integrated into microcontroller-based systems for inter-device communication.
6. Security Systems: Utilized in surveillance and access control systems for data exchange.
Its ability to operate over extended temperature ranges and its low power consumption make it versatile for various embedded and industrial applications.
1. Industrial Automation: Used in factory floor communication networks due to its robustness and noise immunity.
2. Building Automation: Facilitates communication between HVAC systems, lighting controls, and security systems.
3. Telecommunications: Employed in network equipment for data transfer over long distances.
4. Instrumentation: Suitable for use in sensors and measurement devices requiring reliable data transmission.
5. Embedded Systems: Integrated into microcontroller-based systems for inter-device communication.
6. Security Systems: Utilized in surveillance and access control systems for data exchange.
Its ability to operate over extended temperature ranges and its low power consumption make it versatile for various embedded and industrial applications.
Package
The MAX488CSA is housed in an 8-pin Small Outline Integrated Circuit (SOIC) package.
