MAX1488ECSD+T

Product Overview

• Category: Integrated Circuit (IC)
• Use: RS-485/RS-422 Transceiver
• Characteristics: Low-power, half-duplex transceiver
• Package: 14-pin SOIC (Small Outline Integrated Circuit)
• Essence: Provides a reliable and efficient communication interface for industrial applications
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Supply Voltage Range: 4.75V to 5.25V
• Data Rate: Up to 2.5Mbps
• Operating Temperature Range: -40°C to +85°C
• Number of Drivers/Receivers: 1/1
• ESD Protection: ±15kV Human Body Model (HBM)
• RoHS Compliant: Yes

Pin Configuration

The MAX1488ECSD+T has the following pin configuration:

```

---

| | --| VCC GND|-- Pin 1: Ground --| RO DI |-- Pin 2: Receiver Output (RO) --| RE DE |-- Pin 3: Receiver Enable (RE) / Driver Enable (DE) --| DE A |-- Pin 4: Driver Enable (DE) / Receiver Enable (RE) --| A B |-- Pin 5: Non-Inverting Driver Output (A) / Non-Inverting Receiver Input (B) --| B Y |-- Pin 6: Inverting Driver Output (B) / Inverting Receiver Input (Y) --| Y Z |-- Pin 7: Inverting Receiver Output (Y) / Inverting Driver Input (Z) --| Z G |-- Pin 8: Non-Inverting Receiver Output (Z) / Non-Inverting Driver Input (G) --| G VCC|-- Pin 9: Driver Output Enable (G) / Supply Voltage (VCC) --| RE RO |-- Pin 10: Receiver Enable (RE) / Receiver Output (RO) --| DI VCC|-- Pin 11: Driver Input (DI) / Supply Voltage (VCC) --| GND A |-- Pin 12: Ground / Non-Inverting Driver Input (A) --| B DE |-- Pin 13: Inverting Driver Input (B) / Driver Enable (DE) --| Y RE |-- Pin 14: Inverting Receiver Input (Y) / Receiver Enable (RE) |___________| ```

Functional Features

• Low-power, half-duplex transceiver for RS-485/RS-422 communication
• Allows long-distance data transmission with high noise immunity
• Supports data rates up to 2.5Mbps
• Provides ±15kV ESD protection for robust operation
• Enables reliable communication in industrial environments

Advantages and Disadvantages

Advantages: - Low power consumption - High data rate capability - Wide operating temperature range - ESD protection for enhanced reliability - Suitable for industrial applications

Disadvantages: - Limited to half-duplex communication - Requires external components for complete functionality

Working Principles

The MAX1488ECSD+T is a half-duplex transceiver designed for RS-485/RS-422 communication. It uses differential signaling to transmit and receive data over long distances while providing high noise immunity. The transceiver operates by enabling either the driver or receiver circuitry based on the control signals. This allows bidirectional data flow on a single communication line.

Detailed Application Field Plans

The MAX1488ECSD+T is widely used in various industrial applications that require reliable and efficient communication. Some of the common application fields include:

1. Industrial Automation: Used for communication between PLCs (Programmable Logic Controllers), sensors, and actuators in automated systems.
2. Building Automation: Enables communication between control panels, HVAC systems, lighting systems, and other building automation devices.
3. Process Control Systems: Facilitates data exchange between different components of process control systems, such as controllers, sensors, and actuators.
4. Access Control Systems: Provides a communication interface for access control devices like card readers, keypads, and door locks.
5. Security Systems: Used in security applications for connecting surveillance cameras, alarm systems, and control panels.

Detailed and Complete Alternative Models

• MAX1487EESA+T
• MAX1489ECPD+
• MAX485CPA+
• SN75176BP
• LTC485CN8

These alternative models offer similar functionality to the MAX1488ECSD+T and can be considered as replacements based on specific requirements.

In conclusion, the MAX1488ECSD+T is a low-power, half-duplex transceiver designed for RS-485/RS-422 communication.