DS26C31TN

Product Overview

• Category: Integrated Circuit
• Use: Differential Line Driver and Receiver
• Characteristics: High-speed, low-power, differential signaling
• Package: 16-pin DIP (Dual In-line Package)
• Essence: Converts TTL/CMOS logic levels to differential outputs suitable for transmission over twisted-pair or balanced lines
• Packaging/Quantity: Available in tubes of 25 units

Specifications

• Supply Voltage: 4.75V to 5.25V
• Operating Temperature Range: -40°C to +85°C
• Data Rate: Up to 20 Mbps
• Propagation Delay: 15 ns (typical)
• Output Current: ±20 mA
• Input Thresholds: VIL = 0.8V, VIH = 2V
• Output Voltage Swing: 3.5V (minimum)

Detailed Pin Configuration

1. GND (Ground)
2. A Input
3. B Input
4. Y Output
5. Z Output
6. VCC (Power Supply)
7. RE (Receiver Enable)
8. DE (Driver Enable)
9. RO (Receiver Output)
10. DI (Driver Input)
11. VBB (Reference Voltage)
12. B Input
13. A Input
14. Z Output
15. Y Output
16. GND (Ground)

Functional Features

• Converts single-ended TTL/CMOS signals to differential outputs
• Provides high noise immunity and common-mode rejection
• Supports long-distance data transmission
• Low power consumption
• Compatible with RS-422 and RS-485 standards

Advantages and Disadvantages

Advantages: - High-speed operation - Wide operating temperature range - Easy integration into existing systems - Low power consumption

Disadvantages: - Limited output voltage swing - Requires external resistors for termination

Working Principles

The DS26C31TN is a differential line driver and receiver integrated circuit. It accepts single-ended TTL/CMOS logic levels at the input and converts them into differential outputs suitable for transmission over twisted-pair or balanced lines. The device operates by comparing the voltage levels of the A and B inputs and generating complementary signals at the Y and Z outputs.

Detailed Application Field Plans

The DS26C31TN is commonly used in various applications, including:

1. Industrial automation systems
2. Data communication networks
3. Motor control systems
4. Instrumentation and measurement equipment
5. Telecommunication systems

Detailed and Complete Alternative Models

Some alternative models to the DS26C31TN include:

1. SN75176 - Differential Bus Transceiver
2. MAX485 - Low-Power RS-485/RS-422 Transceiver
3. LTC2862 - ±60V Fault-Protected RS485 Transceiver
4. ADM2486 - Isolated RS-485 Transceiver
5. SP3485 - Half-Duplex RS-485 Transceiver

These alternative models offer similar functionality and can be considered as replacements for the DS26C31TN in specific applications.

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