SN54LS245J

이미지는 참조용입니다.

SN54LS245J

+BOM

Bus Transceivers Octal Bus Transceivers With 3-State Outputs 20-CDIP -55 to 125

  • 제조업체텍사스 인스트루먼트(주)

  • 제조업체 부품 #SN54LS245J

  • 재고29881

365 1일 품질 보증

7*24 영업 시간 서비스 보증

90-판매 후 1일 보증

정품 보증

사양

속성 가치
StandardPackQty 1
Packaging Tube

개요

Description

The SN54LS245J is an integrated circuit (IC) belonging to the 7400 series, designed by Texas Instruments. It is an octal bus transceiver, meaning it facilitates data transfer between two buses. The device supports bidirectional communication, which is controlled by a direction pin that determines the data flow direction. An enable pin is also present, allowing for control over the transceiver's operational state.
The SN54LS245J operates with TTL logic levels and is characterized by low power consumption and high noise immunity, making it suitable for various digital applications. It is typically packaged in a ceramic DIP format, denoted by the "J" in the part number, which is ideal for military and aerospace applications due to its high reliability and wide temperature range.
With eight data lines, this device can handle substantial data throughput in systems requiring buffer or bus transceiver functions. Its robust design ensures consistent performance in demanding environments, making it a preferred choice in industrial, computing, and telecommunications equipment.

Equivalent

The SN54LS245J is an octal bus transceiver with 3-state outputs. Equivalent products include the 74LS245, 74HC245 74HCT245, and CD74HCT245. These ICs have similar functionality and can be used in place of the SN54LS245J in many applications, although differences in voltage levels, speed, and packaging might exist. Always check the datasheets to ensure compatibility with the specific requirements of your project.

Features

The SN54LS245J is an octal bus transceiver designed for asynchronous two-way communication between data buses. Key features include:
1. Bidirectional Data Flow: Supports two-way data transfer between buses, controlled by a direction pin.
2. Three-State Outputs: Allows outputs to be in one of three states—high, low, or high-impedance—facilitating bus-oriented applications.
3. High-Speed Operation: Capable of fast data transfer, suitable for high-performance systems.
4. TTL Compatibility: Meets standard TTL logic levels, ensuring compatibility with other TTL devices.
5. Low Power Consumption: Designed for efficient power usage, minimizing heat and power requirements.
6. Wide Supply Voltage Range: Operates efficiently across a broad range of voltages, typically from 4.5V to 5.5V.
7. Robust Design: Includes features to handle transient voltage and current spikes, enhancing reliability.
These features make the SN54LS245J suitable for applications in computing, telecommunications, and data acquisition systems, where reliable and fast data communication is required.

Pinout

The SN54LS245J is an octal bus transceiver with 20 pins. It is designed for asynchronous two-way communication between data buses, facilitating the transfer of data from bus A to bus B or vice versa. This device features 3-state outputs that allow for connection to multiple bus lines without interference. The critical features and functions include:
- Bidirectional Data Transfer: It can transfer data both from bus A to bus B and from bus B to bus A.
- 3-State Outputs: Allows for bus connection without conflicts when multiple devices are connected.
- Direction Control (DIR): Determines the direction of data transfer.
- Enable (OE): Controls whether the device is enabled for operation or is in a high-impedance state.
The SN54LS245J is commonly used in memory systems and microprocessors for bus interfacing, where its ability to manage directional data flow is essential.

Manufacturer

The SN54LS245J is manufactured by Texas Instruments (TI). Texas Instruments is an American technology company that designs and manufactures semiconductors and integrated circuits, which are used in a wide array of electronic products and systems. TI is well-known for its analog and embedded processing products and is one of the largest semiconductor companies globally. Established in 1930 and headquartered in Dallas, Texas, TI has a diverse product portfolio and serves various industries including automotive, industrial, consumer electronics, and communications. The SN54LS245J is part of their line of logic devices, specifically a bidirectional octal bus transceiver, which is used in digital circuits to control data flow.

Application

The SN54LS245J is a bidirectional bus transceiver designed for asynchronous two-way communication between data buses. Its primary application areas include:
1. Microprocessor Systems: Facilitates data transfer between a microprocessor and peripheral devices.
2. Memory Interfacing: Connects different memory blocks or modules while maintaining data integrity.
3. Bus Control: Manages data flow in multi-bus architectures, ensuring efficient communication.
4. Data Buffering: Acts as a buffer to prevent data loss during high-speed data transmission.
5. Level Shifting: Converts voltage levels between different parts of a digital system.
These capabilities make it suitable for use in computing, telecommunications, and industrial control systems.

Package

The SN54LS245J is a part of the SN54LS245 series, which typically comes in a ceramic dual in-line package (CDIP). This package type is suitable for through-hole mounting and designed for military and aerospace applications, offering increased reliability and temperature resilience compared to standard plastic packages.

SN54LS245J과 관련된 제품