MC74ACT245DWR2G

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MC74ACT245DWR2G

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IC TXRX NON-INVERT 5.5V 20-SOIC

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  • Peça do Fabricante #MC74ACT245DWR2G

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Especificações

Atributo Valor
Series 74ACT
Part Status Active
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 4.5V ~ 5.5V
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 74ACT245

Visão Geral

Description

The MC74ACT245DWR2G is an 8-bit bidirectional transceiver designed for high-speed data transfer between devices in digital circuits. It operates at a voltage range of 4.5V to 5.5V, making it suitable for both TTL and CMOS logic levels. This IC features a tri-state output configuration, allowing multiple devices to connect to the same data bus without interference.
The device includes control pins for direction (DIR) and output enable (OE), facilitating easy data flow management. It can transmit data either from A to B or B to A, making it versatile for various applications, such as microcontroller interfacing, memory expansion, and data multiplexing.
Key specifications include a maximum propagation delay of 5 ns at 5V and a low power consumption, making it efficient for fast data operations. The MC74ACT245DWR2G is housed in a 20-pin TSSOP package, providing a compact solution for space-constrained designs. Overall, it's widely used in communication systems and digital logic applications.

Equivalent

Equivalent products to the MC74ACT245DWR2G include the 74ACT245, 74LS245, 74HC245 and 74HCT245. These chips are all octal bus transceivers with similar functionality, though they may differ in specifications such as voltage levels, speed, and power consumption. Always verify the specific requirements for your application to ensure compatibility.

Features

The MC74ACT245DWR2G is an octal bus transceiver designed for high-speed data transfer. Key features include:
1. Data Direction Control: It allows for bidirectional data flow with separate control pins for direction.
2. High-Speed Operation: Capable of operating at speeds up to 6.0 ns.
3. Low Power Consumption: The device features low power dissipation, making it suitable for battery-operated applications.
4. Voltage Tolerance: It supports a wide range of supply voltages from 4.5V to 5.5V, compatible with TTL and CMOS logic levels.
5. Tri-state Outputs: The outputs are three-state, allowing for multiple devices to connect to the same bus without interference.
6. Temperature Range: Operates effectively in commercial temperature ranges from 0°C to 70°C.
7. Pin Configuration: Available in a compact SOIC-20 package, facilitating easy integration into PCB designs.
These features make the MC74ACT245DWR2G ideal for interfacing between microcontrollers and other digital devices in various applications.

Pinout

The MC74ACT245DWR2G is an octal transceiver, specifically designed for bidirectional data communication between two buses. It has a pin count of 20 pins.
Key functions include:
- It operates in both transmit and receive modes.
- The device features a tri-state output, allowing for multiple devices to connect to the same bus without interference.
- It is compatible with TTL and CMOS logic levels.
- Control inputs (DIR and OE) manage the direction of data flow and enable output drivers, respectively.
This transceiver is widely used in applications requiring high-speed data transfer in communication systems.

Manufacturer

The manufacturer of the MC74ACT245DWR2G is ON Semiconductor. ON Semiconductor Corporation is a global semiconductor company that designs, manufactures, and sells a wide range of semiconductor components, including analog, digital, and mixed-signal devices. They serve various industries such as automotive, industrial, communications, consumer electronics, and computing.
Founded in 1960, ON Semiconductor has grown through a combination of organic growth and strategic acquisitions, expanding its product portfolio and market reach. The company focuses on energy-efficient solutions and enabling technologies that help customers design innovative systems. They emphasize sustainability and have made significant investments in reducing their environmental impact, which aligns with the industry's shift towards energy-efficient products. ON Semiconductor is recognized for its commitment to quality and reliability in semiconductor manufacturing and is a key player in the global semiconductor market.

Application

The MC74ACT245DWR2G is an octal buffer/driver with three-state outputs, primarily used in various digital applications. Its key application areas include:
1. Data Bus Buffering: It facilitates data transfer between multiple devices in high-speed communication systems.
2. Signal Isolation: It isolates different parts of a circuit to prevent signal interference.
3. Level Shifting: It converts signals between different voltage levels, enabling compatibility between devices.
4. Address Decoding: Used in memory addressing to control multiple memory devices.
5. Interface Control: Acts as an interface for microcontrollers and other digital components.
Overall, it enhances signal integrity and circuit design flexibility in digital systems.

Package

The MC74ACT245DWR2G is available in a TSSOP-20 (Thin Shrink Small Outline Package) package type. This surface-mount package is designed for high-density applications and features a low profile for efficient space utilization on PCBs.

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