SN75107AD

Product Overview

• Category: Integrated Circuit
• Use: Line Driver/Receiver
• Characteristics: High-speed, Low-power, TTL Compatible
• Package: Dual-In-Line (DIP)
• Essence: Converts TTL signals to RS-422/RS-423 signals and vice versa
• Packaging/Quantity: Tube/25 pieces

Specifications

• Supply Voltage Range: 4.75V to 5.25V
• Operating Temperature Range: -40°C to +85°C
• Data Rate: Up to 20 Mbps
• Input Threshold Voltage: 0.8V (Low), 2V (High)
• Output Voltage Swing: 3.7V (Low), 3.3V (High)

Pin Configuration

The SN75107AD has a total of 16 pins arranged as follows:

1. VCC
2. A Input
3. B Input
4. Y Output
5. Z Output
6. GND
7. B Input
8. A Input
9. Z Output
10. Y Output
11. GND
12. Enable Input
13. B Input
14. A Input
15. Z Output
16. Y Output

Functional Features

• Converts TTL signals to RS-422/RS-423 signals and vice versa
• Provides differential line driver and receiver functions
• Supports full-duplex or half-duplex communication
• TTL-compatible inputs for easy interfacing with microcontrollers
• High-speed operation up to 20 Mbps
• Low power consumption

Advantages and Disadvantages

Advantages: - Wide supply voltage range allows for flexibility in various applications - High data rate enables fast and efficient communication - TTL compatibility simplifies integration with existing systems - Low power consumption reduces energy requirements

Disadvantages: - Limited to RS-422/RS-423 signal conversion, not compatible with other standards - Requires external enable signal for proper operation

Working Principles

The SN75107AD is designed to convert TTL (Transistor-Transistor Logic) signals to RS-422/RS-423 (Recommended Standard) signals and vice versa. It utilizes differential line driver and receiver functions to provide reliable data transmission over long distances. The inputs are TTL-compatible, allowing easy interfacing with microcontrollers or other TTL logic devices. The device operates at high speeds of up to 20 Mbps while consuming low power.

Detailed Application Field Plans

The SN75107AD finds applications in various fields where conversion between TTL and RS-422/RS-423 signals is required. Some common application areas include:

1. Industrial Automation: Used in PLCs (Programmable Logic Controllers), motor control systems, and industrial communication networks.
2. Telecommunications: Employed in data communication equipment, modems, and telecommunication networks.
3. Automotive Electronics: Integrated into automotive control units, infotainment systems, and vehicle diagnostics.
4. Medical Devices: Utilized in medical instruments, patient monitoring systems, and diagnostic equipment.
5. Consumer Electronics: Found in audio/video equipment, gaming consoles, and home automation systems.

Alternative Models

1. MAX485: Similar functionality, supports half-duplex communication, available in different package options.
2. LTC485: Low-power version, offers enhanced ESD protection, suitable for harsh environments.
3. SN65HVD485: Robust design, supports extended temperature range, ideal for industrial applications.

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