74LCX245WMX

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74LCX245WMX

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IC TXRX NON-INVERT 3.6V 20-SOIC

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  • メーカー品番 #74LCX245WMX

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仕様

属性 値
Series 74LCX
Part Status Obsolete
Logic Type Transceiver, Non-Inverting
Number of Elements 1
Number of Bits per Element 8
Output Type 3-State
Current - Output High, Low 24mA, 24mA
Voltage - Supply 2V ~ 3.6V
Operating Temperature -40°C ~ 85°C (TA)
Mounting Type Surface Mount
Package / Case 20-SOIC (0.295", 7.50mm Width)
Supplier Device Package 20-SOIC
Base Product Number 74LCX245

概要

Description

The 74LCX245WMX is an octal (8-bit) bus transceiver designed for high-speed data communication between devices in digital circuits. It operates with a supply voltage range of 2.5V to 3.6V and is compatible with both TTL and CMOS logic levels, making it versatile for various applications. The device features two separate 8-bit data buses, allowing data to flow in either direction, controlled by the direction control pin (DIR).
It also includes output enable (OE) and latch enable (LE) inputs for managing data flow and ensuring data integrity. The 74LCX245WMX is characterized by low power consumption and high-speed operation, suitable for use in systems requiring fast data transfer rates, such as networking equipment, communication systems, and microprocessor interfaces. Its compact package and robust performance make it ideal for space-constrained applications.

Equivalent

The 74LCX245WMX is a high-speed octal bus transceiver. Equivalent products include:
- 74LVC245
- 74LV245
- 74HCT245
- 74HC245
Ensure to check voltage levels, logic families, and specific functionality to confirm compatibility for your application.

Features

The 74LCX245WMX is an octal bus transceiver with 3-state outputs, designed for high-speed and low-voltage applications. Key features include:
1. Voltage Range: Operates from 2.3V to 3.6V, making it suitable for 3.3V and 2.5V systems.
2. Data Rate: Supports data rates up to 250 Mbps, allowing for fast communication.
3. 3-State Outputs: Provides three output states (high, low, high-impedance), enabling bus sharing.
4. Direction Control: Supports bidirectional data transmission with a simple direction control pin.
5. Low Power Consumption: Features low static and dynamic power consumption, enhancing energy efficiency.
6. Robust Design: Offers high noise immunity and is compatible with TTL logic levels.
7. Wide Operating Temperature: Functional across a broad temperature range, suitable for various applications.
These characteristics make the 74LCX245WMX ideal for use in communication systems, data buses, and other high-speed digital applications.

Pinout

The 74LCX245WMX is an 8-bit bidirectional transceiver designed for low-voltage logic applications. It has a total of 20 pins.
Pin Functions:
1. A1 to A8: Data input pins for one direction (A to B).
2. B1 to B8: Data output pins for the opposite direction (B to A).
3. DIR: Direction control pin; when high, data flows from A to B; when low, data flows from B to A.
4. OE: Output enable pin; when low, outputs are enabled; when high, outputs are in high-impedance state.
5. GND: Ground connection.
6. VCC: Power supply connection.
The 74LCX245WMX operates with a supply voltage range of 2.5V to 5.5V and is compatible with both TTL and CMOS logic levels, making it suitable for various digital applications.

Manufacturer

The 74LCX245WMX is manufactured by Texas Instruments (TI), a prominent American technology company. Texas Instruments specializes in developing semiconductor products and a range of integrated circuits, including digital signal processors (DSPs), microcontrollers, and analog devices.
Founded in 1930, TI has a long history of innovation and contributions to the electronics industry. The company is particularly well-known for its analog and embedded processing technologies, serving various sectors such as automotive, industrial, communications, and consumer electronics. Texas Instruments is recognized for its commitment to research and development, resulting in a wide array of products that enhance performance and efficiency in electronic systems.
In summary, the 74LCX245WMX is a buffer/driver designed for high-speed and low-power applications, and it exemplifies TI's extensive portfolio in the semiconductor market.

Application

The 74LCX245WMX is a high-speed octal bus transceiver with 3-state outputs, suitable for various applications, including:
1. Data Bus Communication: Facilitating bidirectional data transfer between different devices.
2. Level Shifting: Converting signal levels between different voltage domains, particularly in mixed-voltage systems.
3. Buffering: Providing signal buffering to drive larger capacitive loads or multiple inputs.
4. Interface Expansion: Allowing connection of multiple devices to a microcontroller or FPGA.
5. Memory Interfacing: Connecting processors to external memory components in computer systems.
Its low power consumption and high-speed operation make it ideal for telecommunications and consumer electronics.

Package

The 74LCX245WMX is packaged in a TSSOP (Thin Shrink Small Outline Package) with 20 pins. This surface-mount package is designed for space-saving applications in digital circuits.

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