DS26C31TM

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DS26C31TM

+BOM

IC TRANSCEIVER 4/0 16SOIC

  • ManufacturerTexas Instruments

  • Mfr. Part #DS26C31TM

  • In Stock2302

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Specifications

Attribute Value
Part Status Obsolete
Base Product Number DS26C31
Type Driver
Protocol RS422, RS485
Number of Drivers/Receivers 4/0
Voltage - Supply 4.5V ~ 5.5V
Operating Temperature -40°C ~ 85°C
Mounting Type Surface Mount
Package 16-SOIC (0.154", 3.90mm Width)
Supplier Device Package 16-SOIC
Packaging Tube

Overview

Description

The DS26C31TM is a quad differential line driver, commonly used in digital data transmission systems. It is designed to meet the requirements of EIA/TIA-422-B and ITU-T V.11 standards, providing robust and reliable communication over long distances. Each driver in the DS26C31TM can deliver data rates up to 10 Mbps and operate over a wide supply voltage range, making it versatile for various applications.
Key features of the DS26C31TM include high-speed performance, low power consumption, and the ability to drive long transmission lines with reduced noise interference. Its differential output capability ensures excellent noise immunity and signal integrity, making it suitable for environments with substantial electrical interference.
The device is also equipped with thermal shutdown protection, ensuring longevity and preventing damage due to overheating. Typical applications of the DS26C31TM include industrial control systems, telecommunications, and any application requiring robust long-distance digital signal transmission. Its compact design and reliability make it a popular choice in the industry for differential signaling needs.

Equivalent

The DS26C31TM is a quad differential line driver. Equivalent products include:
1. SN75174 - Texas Instruments
2. AM26LS31 - Texas Instruments
3. MC3487 - ON Semiconductor
4. LTC1480 - Analog Devices
5. MAX1487 - Maxim Integrated
These substitutes offer similar functionalities for differential line driving applications. Always check the specific datasheets to verify compatibility for your application.

Features

The DS26C31TM is a quad differential line driver chip commonly used in digital communication systems. Key features include:
1. Quad Drivers: It contains four independent line drivers, allowing for multiple signals to be transmitted simultaneously.
2. Differential Output: Provides differential outputs, which enhance noise immunity and are suitable for long-distance communication.
3. High Speed: Capable of supporting high data rates, making it suitable for fast data transmission applications.
4. Wide Supply Voltage Range: Operates over a broad voltage range, typically from 4.5V to 5.5V.
5. Low Power Consumption: Designed to minimize power usage, which is beneficial in battery-operated devices.
6. Tri-State Outputs: Features tri-state outputs, enabling easy bus interfacing and allowing outputs to be set to high impedance.
7. Thermal Shutdown Protection: Includes thermal shutdown features to protect the device from overheating.
8. Robust Construction: Built to withstand various environmental conditions, ensuring reliability in different applications.
These features make the DS26C31TM suitable for applications in communication systems, industrial automation, and other fields requiring reliable and efficient data transmission.

Pinout

The DS26C31TM is a quad differential line driver with 16 pins. It is designed for digital data transmission and meets the requirements of the RS-422 and RS-485 standards.
Key functions include:
- Differential Drive Capability: It can drive data over long cable lengths with reduced signal distortion.
- High-Speed Operation: Supports data rates up to several megabits per second.
- Low Power Consumption: It features low static power dissipation.
- Tri-State Outputs: Allows outputs to be placed in a high-impedance state, facilitating bus sharing.
Its pins are configured as follows:
- 4 differential outputs (A, B, C, D) and their complementary signals (\( \overline{A}, \overline{B}, \overline{C}, \overline{D} \))
- 4 input pins for each driver
- Control pins for enabling/disabling outputs
- Power supply (Vcc) and ground (GND) pins
This IC is suitable for applications requiring reliable high-speed data communication, such as in industrial and instrumentation systems.

Manufacturer

The DS26C31TM is a line driver manufactured by Texas Instruments. Texas Instruments, often abbreviated as TI, is a global semiconductor company known for designing and manufacturing a wide range of electronic products and components. Headquartered in Dallas, Texas, the company is one of the largest producers of semiconductors worldwide and specializes in manufacturing analog chips and embedded processors. Texas Instruments serves various markets, including automotive, industrial, consumer electronics, and communications, providing components that are critical to the functionality of electronic devices.

Application

The DS26C31TM is a quad differential line driver primarily used in digital data communication applications. It is designed for applications requiring reliable data transmission over long distances and is commonly used in systems that implement RS-422 and RS-485 standards. Key application areas include industrial automation, process control, and instrumentation systems. Additionally, it is utilized in computer networking, telecommunications, and data acquisition systems, where robust and noise-resistant data transmission is essential. Its ability to drive long cable lengths makes it suitable for environments with significant electrical noise, ensuring signal integrity in demanding conditions.

Package

The DS26C31TM is a quad differential line driver, and it typically comes in a thermally-enhanced plastic small outline package (SOIC) or similar type, such as a 16-pin SOIC package. This package type is designed for surface mounting on a printed circuit board.

Frequently Asked Questions


Q: Is the DS26C31TM a driver or receiver for RS-422/485?
A: It is a dedicated driver, with 4 drivers and 0 receivers (4/0 configuration) for RS-422 and RS-485 protocols.


Q: What is the operating voltage range for this part?
A: The required supply voltage is 4.5V to 5.5V, making it compatible with standard 5V logic systems.


Q: Can this device operate in industrial temperature environments?
A: Yes, it supports an operating temperature range of -40°C to +85°C, suitable for harsh industrial applications.


Q: What package does the DS26C31TM come in?
A: It is supplied in a 16-pin SOIC package with a 0.154-inch (3.90mm) width, designated as 16-SOIC.


Q: Is this component currently in active production?
A: No, its part status is marked as "Obsolete." Please verify stock availability or consider the base product number DS26C31 for alternatives.


Q: How many differential driver channels does this IC provide?
A: It provides four independent differential driver channels, ideal for full-duplex or multi-drop RS-422/485 networks.