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SN65LBC179AD

Name: SN65LBC179AD
Rating: 4.7 (12 reviews)

IC TRANSCEIVER FULL 1/1 8SOIC

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製造商。部分 #SN65LBC179AD
包 SOIC (D)-8
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規格

Package	Tube
ProductStatus	Active
Type	Transceiver
Protocol	RS422, RS485
NumberofDrivers/Receivers	1/1
Duplex	Full
ReceiverHysteresis	50 mV
DataRate	30Mbps
Voltage-Supply	4.75V ~ 5.25V
OperatingTemperature	-40°C ~ 85°C
MountingType	Surface Mount
Package/Case	8-SOIC (0.154, 3.90mm Width)

概述

Description

The SN65LBC179AD is a high-speed differential line driver designed for use in data communications over twisted-pair cables. It operates at a voltage range of 4.75V to 5.25V and supports data rates up to 20 Mbps. This device features RS-485 and RS-422 compatibility, making it suitable for industrial applications, networking, and data acquisition systems.
Key characteristics include low power consumption, thermal shutdown protection, and a wide temperature range, ensuring reliable performance in various environments. The SN65LBC179AD can drive up to 32 transceivers on the same bus, providing robust multi-drop networking capabilities.
Its compact package and ease of integration make it a popular choice for designers looking to implement reliable communication protocols in their systems. The device is also known for its excellent noise immunity, making it ideal for applications where electromagnetic interference (EMI) is a concern.

Features

The SN65LBC179AD is a high-speed, differential line driver designed for use in serial communications. Key features include:
1. Data Rate: Supports data rates up to 20 Mbps, making it suitable for fast data transmission.
2. Signal Integrity: Provides excellent signal integrity and low electromagnetic interference (EMI).
3. Low Power Consumption: Operates on a low supply voltage (3.0V to 5.5V), ensuring efficient power use.
4. Thermal Protection: Integrated thermal shutdown prevents damage due to overheating.
5. Low Output Voltage Swing: Features low output voltage swing which reduces electromagnetic emissions.
6. Wide Operating Temperature Range: Suitable for industrial applications with a temperature range from -40°C to +85°C.
7. Pin-Compatible: Compatible with other RS-485 drivers, facilitating easy integration into existing designs.
These features make the SN65LBC179AD ideal for automotive, industrial, and communication applications, ensuring reliable performance in robust environments.

Package

The SN65LBC179AD is packaged in a TSSOP (Thin Shrink Small Outline Package) with 16 pins.

Pinout

The SN65LBC179AD is a 16-pin integrated circuit designed for RS-485 communication. It functions as a transceiver, allowing for bidirectional data transmission over twisted-pair cables.
Pin Count: 16 pins
Pin Functions:
1. 1 (RO): Receiver Output
2. 2 (RE): Receiver Enable (active low)
3. 3 (DE): Driver Enable (active high)
4. 4 (DI): Driver Input
5. 5 (GND): Ground
6. 6 (A): Non-inverting Receiver/Driver Output
7. 7 (B): Inverting Receiver/Driver Output
8. 8 (VCC): Supply Voltage
9. 9 (C): Not connected
10. 10 (NC): Not connected
11. 11 (NC): Not connected
12. 12 (NC): Not connected
13. 13 (NC): Not connected
14. 14 (NC): Not connected
15. 15 (NC): Not connected
16. 16 (GND): Ground
This device supports multi-point applications and is suitable for industrial and automotive environments.

Manufacturer

The SN65LBC179AD is manufactured by Texas Instruments (TI), a leading American technology company that designs and manufactures semiconductors and various integrated circuits. Founded in 1930, Texas Instruments is known for its innovations in analog and digital signal processing, particularly in applications related to automotive, industrial, communication, and consumer electronics. The company is a significant player in the semiconductor industry, offering a wide range of products, including microcontrollers, processors, and various analog components. TI is also recognized for its commitment to research and development, driving advancements in technology across multiple sectors.

Application

The SN65LBC179AD is a differential line driver and receiver that is widely used in industrial applications, including RS-485 and RS-422 communication systems. Its application areas include data acquisition systems, automation and control systems, automotive networks, and long-distance communication links. It is ideal for environments requiring robust data transmission over twisted-pair cables, providing high noise immunity and reliable performance in harsh conditions.

Equivalent

Equivalent products to the SN65LBC179AD include the SN65HVD179, MAX1487, and ADM2483. These chips are similar in function, providing RS-485/RS-422 communication capabilities. Always verify the specific requirements such as voltage levels, data rates, and package types for compatibility.