SN75118NSR

Product Overview

• Category: Integrated Circuit
• Use: Signal Line Driver and Receiver
• Characteristics: High-speed, Low-power, Differential Line Transceiver
• Package: SOIC (Small Outline Integrated Circuit)
• Essence: Converts TTL/CMOS Logic Levels to Differential Signals and Vice Versa
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Supply Voltage: 4.75V to 5.25V
• Operating Temperature Range: -40°C to +85°C
• Data Rate: Up to 10 Mbps
• Input Thresholds: TTL/CMOS Compatible
• Output Current: ±20 mA
• Propagation Delay: 30 ns (Typical)

Detailed Pin Configuration

The SN75118NSR has a total of 16 pins, which are assigned as follows:

1. VCC - Supply Voltage
2. GND - Ground
3. A Input - Non-Inverting Data Input
4. B Input - Inverting Data Input
5. Y Output - Non-Inverting Data Output
6. Z Output - Inverting Data Output
7. RE - Receiver Enable
8. DE - Driver Enable
9. B Input - Inverting Data Input
10. A Input - Non-Inverting Data Input
11. Z Output - Inverting Data Output
12. Y Output - Non-Inverting Data Output
13. GND - Ground
14. VCC - Supply Voltage
15. B Input - Inverting Data Input
16. A Input - Non-Inverting Data Input

Functional Features

• Converts TTL/CMOS Logic Levels to Differential Signals and Vice Versa
• Provides High-Speed Data Transmission up to 10 Mbps
• Low Power Consumption for Efficient Operation
• Receiver and Driver Enable Pins for Control
• TTL/CMOS Compatible Input Thresholds
• Differential Outputs Improve Noise Immunity

Advantages and Disadvantages

Advantages

• High-speed data transmission capability
• Low power consumption
• Improved noise immunity with differential outputs
• Compatibility with TTL/CMOS logic levels
• Receiver and driver enable pins for control flexibility

Disadvantages

• Limited data rate compared to some newer transceivers
• Requires external components for proper operation
• Not suitable for applications requiring very high data rates

Working Principles

The SN75118NSR is a signal line driver and receiver integrated circuit that converts TTL/CMOS logic levels to differential signals and vice versa. It operates by receiving non-inverting and inverting data inputs and converting them into non-inverting and inverting data outputs, respectively. The receiver and driver enable pins allow for control over the device's operation. The IC is designed to provide high-speed data transmission while consuming low power.

Detailed Application Field Plans

The SN75118NSR is commonly used in various applications where conversion between TTL/CMOS logic levels and differential signals is required. Some of the typical application fields include:

1. Industrial Automation: Used in PLC (Programmable Logic Controller) systems for reliable data communication between different modules.
2. Telecommunications: Employed in data transmission equipment to convert signals between different protocols.
3. Automotive Electronics: Integrated into automotive systems for transmitting data between sensors and control units.
4. Medical Devices: Utilized in medical equipment for accurate and noise-immune data transfer.
5. Consumer Electronics: Incorporated in audio/video devices, computer peripherals, and other consumer products for signal conversion.

Detailed and Complete Alternative Models

1. MAX485 - Similar functionality with enhanced ESD protection and higher data rates.
2. SN65HVD178x - Differential line transceiver with extended temperature range and higher data rates.
3. LTC2875 - High-speed differential transceiver with advanced features like hot-swap capability and fault detection.

These alternative models offer similar functionality to the SN75118NSR but may have additional features or improved specifications depending on the specific requirements of the application.

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