MM74HC244MTCX

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MM74HC244MTCX

IC BUFFER NON-INVERT 6V 20-TSSOP

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規格

Series 74HC
Part Status Active
Logic Type Buffer, Non-Inverting
Number of Elements 2
Number of Bits per Element 4
Output Type 3-State
Current - Output High, Low 7.8mA, 7.8mA
Voltage - Supply 2V ~ 6V
Operating Temperature -40°C ~ 85°C (TA)
Mounting Type Surface Mount
Package / Case 20-TSSOP (0.173", 4.40mm Width)
Supplier Device Package 20-TSSOP
Base Product Number 74HC244

概述

Description

The MM74HC244MTCX is a high-speed CMOS hex buffer/driver with three-state outputs, designed for use in a variety of digital circuits. It features six independent buffer/driver circuits, each capable of driving up to 15 capacitive loads, making it suitable for applications requiring signal amplification and isolation. The device operates over a wide voltage range, typically from 2V to 6V, and is characterized by fast switching speeds (up to 25 ns at 5V).
The MM74HC244 includes an enable/disable function, allowing multiple devices to be connected in parallel without interference. Its input and output compatibility with TTL levels enhances versatility in mixed-logic environments. The device is available in various packages, including the surface-mount SOIC, making it suitable for modern PCB designs.
Applications include data buffering, driving LEDs, and interfacing between different logic families in communication systems. The MM74HC244 is essential in ensuring signal integrity and reliability in high-speed digital circuits.

Features

The MM74HC244MTCX is an octal buffer/driver with high-speed CMOS technology. Key features include:
1. Octal Buffer/Driver: Contains eight independent buffer/driver circuits, providing signal amplification.
2. High-Speed Operation: Capable of operating at speeds up to 6 MHz, ensuring fast signal processing.
3. Wide Supply Voltage Range: Operates from 2V to 6V, making it versatile for various applications.
4. Low Power Consumption: Consumes minimal power, benefiting battery-operated devices.
5. High Noise Immunity: Features a high input threshold for improved noise sensitivity, enhancing reliability.
6. 3-State Outputs: Each output can be in a high, low, or high-impedance state, facilitating bus-oriented applications.
7. TTL Compatibility: Compatible with TTL input levels, allowing integration into existing TTL circuits.
8. Compact Package: Available in a surface-mount SOIC-20 package, optimizing space in electronic designs.
These features make the MM74HC244MTCX suitable for various digital applications, including data routing and signal buffering.

Package

The MM74HC244MTCX is packaged in a TSSOP (Thin Shrink Small Outline Package) with 20 pins. This compact package design is suitable for surface-mount applications.

Pinout

The MM74HC244MTCX is an octal buffer/driver with three-state outputs and features a total of 20 pins. It has the following key functions:
- Data Inputs: 8 data inputs (A1 to A8) for receiving data.
- Outputs: 8 corresponding outputs (Y1 to Y8) that drive the data out to external devices.
- Enable Inputs: 2 enable pins (G1 and G2) that control the output states; when both are high, the outputs are enabled.
- Power Supply Pins: V_CC (pin for positive supply) and GND (ground pin).
This device is used in digital circuits to provide buffering and isolation between different circuit stages, ensuring strong drive capability and reducing loading on input signals.

Manufacturer

The MM74HC244MTCX is manufactured by Texas Instruments (TI), a multinational semiconductor company headquartered in Dallas, Texas. Texas Instruments is known for designing and manufacturing a wide range of analog and digital semiconductor devices, as well as embedded processors. The company serves various industries, including automotive, communications, computing, and industrial sectors. TI is particularly recognized for its innovation in analog technology and signal processing, contributing to the development of integrated circuits and microcontrollers used in numerous electronic applications.

Application

The MM74HC244MTCX is an octal buffer/driver with three-state outputs, commonly used in digital circuits for signal buffering, isolating bus systems, and driving high-capacitance loads. Its applications include data transmission in microprocessor systems, memory interfacing, and general-purpose logic operations in telecommunications and consumer electronics. It helps improve signal integrity and reduce loading effects in high-speed applications.

Equivalent

The MM74HC244MTCX is a hex buffer/driver with three-state outputs. Equivalent products include:
1. 74HC244
2. 74HCT244
3. 74LS244
Ensure compatibility with your circuit's voltage levels and logic family when selecting an alternative.

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