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SN74ACT244DBR

Name: SN74ACT244DBR
Rating: 4.7 (12 reviews)

IC BUF NON-INVERT 5.5V 20SSOP

Производитель
Мфр. Часть #SN74ACT244DBR
Пакет 20-SSOP (0.209, 5.30mm Width)
Лист данных
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Спецификации

Package	Tape & Reel (TR),Cut Tape (CT)
Series	74ACT
ProductStatus	Active
LogicType	Buffer, Non-Inverting
NumberofElements	2
NumberofBitsperElement	4
OutputType	3-State
Current-OutputHighLow	24mA, 24mA
Voltage-Supply	4.5V ~ 5.5V
OperatingTemperature	-40°C ~ 85°C (TA)
MountingType	Surface Mount
Package/Case	20-SSOP (0.209, 5.30mm Width)

Обзор

Description

The SN74ACT244DBR is an octal buffer/driver designed for high-speed digital applications. Manufactured by Texas Instruments, this device features eight independent line drivers with 3-state outputs, capable of driving heavy loads and providing high-speed data transmission.
Key specifications include a wide operating voltage range (4.5V to 5.5V), low propagation delay (typically 7ns), and high drive capability (up to 24mA). The device is suitable for interfacing with TTL and CMOS logic families, making it versatile for various applications, including data routing and signal isolation.
The SN74ACT244DBR comes in a 20-pin TSSOP package, ensuring a compact design for space-constrained environments. With its reliable performance and robust features, it is commonly used in data bus applications, memory interfacing, and as a buffer/driver in digital circuits. Users appreciate its low power consumption and high efficiency, making it an ideal choice for modern electronic designs.

Features

The SN74ACT244DBR is an octal buffer/driver designed for high-speed data transmission. Key features include:
1. Octal Buffer/Driver: It contains eight independent non-inverting buffers with 3-state outputs.
2. High-Speed Operation: Typical propagation delay is 5 ns at 5 V, enabling fast signal processing.
3. Wide Voltage Range: Operates from a 4.5 V to 5.5 V supply, compatible with various logic families.
4. TTL Compatible: Inputs accept standard TTL levels, making it versatile for interfacing.
5. 3-State Outputs: Outputs can be placed in a high-impedance state, allowing for bus-oriented applications.
6. Low Power Consumption: Consumes less power, which is ideal for battery-operated devices.
7. Temperature Range: Rated for operation within a commercial temperature range of 0°C to 70°C.
8. Package Type: Available in a 20-pin TSSOP (DBR) package, facilitating compact designs.
These features make the SN74ACT244DBR suitable for applications in data routing, signal buffering, and driving capacitive loads in digital circuits.

Package

The SN74ACT244DBR is packaged in a SOIC-20 (Small Outline Integrated Circuit) package. This type of package is surface-mounted and features 20 pins, making it suitable for various electronic applications where space-saving is essential.

Pinout

The SN74ACT244DBR is an octal buffer/driver with 3-state outputs. It has a pin count of 20. The device is designed to drive capacitive loads and provide high-speed operation.
### Pin Functions:
1. GND (Pin 1): Ground connection.
2. A1-A8 (Pins 2-9): Data input pins (A1 to A8).
3. OE (Pin 10): Output enable pin; when high, outputs are in high-impedance state.
4. Y1-Y8 (Pins 11-18): Data output pins (Y1 to Y8).
5. VCC (Pin 20): Positive power supply.
6. NC (Pins 12, 13, 14): No connect; not internally connected.
The SN74ACT244 is used in various applications where signal buffering and driving are required, such as in data bus buffering and interfacing between components with different voltage levels.

Manufacturer

The SN74ACT244DBR is manufactured by Texas Instruments (TI), a prominent semiconductor company. Texas Instruments designs and produces a wide range of electronic components and integrated circuits, focusing on analog and digital signal processing. Established in 1930, the company is known for its innovation in various sectors, including automotive, industrial, communications, and consumer electronics. TI is a leading provider of microcontrollers, processors, and other components, catering to both large-scale and niche applications. They emphasize research and development, ensuring their products meet evolving technological needs.

Application

The SN74ACT244DBR is an octal buffer/driver with tri-state outputs, commonly used in digital circuits for signal buffering, level shifting, and data routing. Its application areas include interfacing between different logic levels, driving capacitive loads, and enhancing signal integrity in communication systems, as well as in memory devices, microcontrollers, and other digital devices requiring robust data handling and control.

Equivalent

Equivalent products to the SN74ACT244DBR chip include the 74HC244, 74HCT244, and 74LS244. These alternatives may have different specifications regarding supply voltage, input/output levels, and power consumption, so it's essential to check the datasheets for compatibility with your application.

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