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74AC244SCX

Name: 74AC244SCX
Rating: 4.7 (12 reviews)

IC BUFFER NON-INVERT 6V 20SOIC

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製造商。部分 #74AC244SCX
包 SOIC-20W
資料表 74AC244SCX DataSheet
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規格

Package	Bulk
Series	74AC
ProductStatus	Active
LogicType	Buffer, Non-Inverting
NumberofElements	2
NumberofBitsperElement	4
OutputType	3-State
Current-OutputHighLow	24mA, 24mA
Voltage-Supply	2V ~ 6V
OperatingTemperature	-40°C ~ 85°C (TA)
MountingType	Surface Mount
Package/Case	20-SOIC (0.295, 7.50mm Width)

概述

Description

The 74AC244SCX is an octal buffer/driver with 3-state outputs, designed for high-speed applications. It belongs to the 74AC family, which operates at high speeds and low power consumption. The device features eight independent buffer/driver circuits that can accept input signals and drive output signals. The outputs are capable of driving heavy loads, making it suitable for various applications, such as data bus buffering and signal isolation.
Key features include:
- Wide supply voltage range (typically 2V to 6V).
- High-speed operation (up to 7 ns propagation delay).
- TTL-compatible inputs and outputs.
- 3-state outputs that can be enabled or disabled, allowing multiple devices to share a common bus.
The 74AC244SCX is commonly used in digital circuits for signal buffering, driving LED indicators, or interfacing between different logic families. Its robust construction and performance make it a popular choice in both consumer and industrial applications.

Features

The 74AC244SCX is an octal buffer/driver with tri-state outputs, designed for high-speed applications. Key features include:
1. High-Speed Operation: Supports a wide range of operating frequencies due to its advanced AC technology.
2. Tri-State Outputs: Allows outputs to be enabled or disabled, facilitating bus-oriented designs.
3. Wide Supply Voltage Range: Operates typically between 4.5V and 5.5V, suitable for various digital circuits.
4. Low Power Consumption: Designed for low quiescent current, enhancing energy efficiency in portable devices.
5. Input/Output Compatibility: Compatible with TTL levels, ensuring easy integration with other logic families.
6. Robust Performance: Features a high noise margin and low output impedance, providing reliable signal integrity.
7. 8 Channels: Supports 8 independent channels, making it ideal for applications requiring multiple signal buffering.
The 74AC244SCX is commonly used in data transmission, signal conditioning, and interfacing applications in digital systems.

Package

The 74AC244SCX is packaged in an SOIC (Small Outline Integrated Circuit) form factor, specifically an 8.65 mm wide SOIC with 20 pins.

Pinout

The 74AC244SCX is an octal buffer/driver with tri-state outputs. It features a total of 20 pins.
Pin Count and Function:
- Pins 1-8 (A1-A8): Inputs (Data inputs).
- Pins 9-16 (Y1-Y8): Outputs (Buffered outputs corresponding to inputs).
- Pin 19 (GND): Ground.
- Pin 20 (VCC): Power supply (typically +5V).
- Pin 17 (OE): Output Enable (active low, controls the tri-state outputs).
- Pin 18 (GND): Optional ground connection for improved performance.
The device is capable of driving large capacitive loads and is commonly used in applications requiring data buffering and driving capabilities.

Manufacturer

The 74AC244SCX is manufactured by Texas Instruments, a prominent American technology company. Founded in 1930, Texas Instruments (TI) specializes in the design and production of semiconductors and various integrated circuits. The company is well-known for its innovations in analog and embedded processing technologies and is a leading provider of digital signal processors, microcontrollers, and other semiconductor products. TI serves a wide range of industries, including automotive, industrial, communications, and consumer electronics, contributing significantly to advancements in electronic design and manufacturing.

Application

The 74AC244SCX is an octal buffer/driver with tri-state outputs, commonly used in digital circuits for data routing and signal buffering. Its application areas include data bus interfacing, memory storage systems, and communication systems where multiple devices share a common bus. It is also utilized in microcontroller interfacing, high-speed logic applications, and as a level shifter in mixed-voltage environments.

Equivalent

The 74AC244SCX is an octal buffer/driver with 3-state outputs. Equivalent products include:
- 74HC244 (high-speed CMOS version)
- 74HCT244 (TTL-compatible version)
- 74AC240 (octal buffer/driver with inverted outputs)
Always check specific datasheets for exact specifications and pin configurations before substitution.