SN74AHCT245PWRE4

Series:	74AHCT
Packaging:	Tape & Reel (TR)
Part Status:	Active
Logic Type:	Transceiver, Non-Inverting
Number of Elements:	1
Number of Bits per Element:	8
Input Type:	--
Output Type:	3-State
Current - Output High, Low:	8mA, 8mA
Voltage - Supply:	4.5 V ~ 5.5 V
Operating Temperature:	-40°C ~ 125°C (TA)
Mounting Type:	Surface Mount
Package / Case:	20-TSSOP (0.173", 4.40mm Width)
Supplier Device Package:	20-TSSOP
Base Part Number:	74AHCT245

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SN74AHCT245PWRE4 Application Field and Working Principle

The SN74AHCT245PWRE4 is a logic buffer, transceiver, receiver, and driver device, manufactured by Texas Instruments Inc. It is used as a level translator between two buses as well as in other digital systems as an interface device. It is also used in many control circuits as an amplifier, voltage regulator, or overvoltage protection element. The SN74AHCT245PWRE4 is often used in communication systems, automotive systems, high-speed data transmission systems, and other applications that require level shifting capability.

Overview

The SN74AHCT245PWRE4 is an advanced level translational device that is capable of translating a signal from low voltage to high voltage, and vice versa. It has a maximum input voltage of 5V and a maximum output voltage of 3.9V, making it an ideal device for interfacing circuits with different logic levels when operating under varying voltage conditions. The SN74AHCT245PWRE4 is available in a variety of package types, including Plastic-LDMOS (PLCC), Plastic DIP (PDIP), and Plastic TSSOP (TSSOP).

Features

The SN74AHCT245PWRE4 offers low supply current, high signal-to-noise ratio, and low propagation delay. It also has edge controlled input and output circuits, making it suitable for both synchronous and asynchronous interfaces. The device also features internal slew rate control, active high and low enable inputs, and a maximum rise and fall time of 20 ns. Its low input capacitance and output drive loading capability make it suitable for fast and efficient data transfer.

Functionality and Applications

The SN74AHCT245PWRE4 is a logic-level translator device, and it is used in many applications where level shifting circuitry is required. It can be used to interface between two different logic levels, such as 3.3V and 5V, for applications such as digital communication systems, automotive systems, high-speed data transmission systems, and other applications.The SN74AHCT245PWRE4 can be used to interface between two circuits that use different logic voltages. It can be used as an interface between microcontrollers and external circuitry, Serial Peripheral Interface Bus (SPI) and Universal Serial Bus (USB), or other communication systems. It can also be used to protect sensitive circuits from overvoltage damage by providing level shifting and voltage limiting.The SN74AHCT245PWRE4 can be used as an amplifier, voltage regulator, or overvoltage protection element in many control circuits. It can also be used as an intelligent control element, where it can be programmed to perform different functions in a system. It can be used in autonomous robots, remote control systems, and other automated systems.

Working Principle

The SN74AHCT245PWRE4 is a voltage translator device, which can translate a signal from low-voltage to high-voltage, and vice versa. It does this by using a series of internal logical gates and transistors. The low voltage signal is connected to the input and the higher voltage signal is connected to the output. When the input signal is high, the gates will be open and the output signal will be high as well. Conversely, when the input signal is low, the gates will be closed and the output signal will be low as well.The SN74AHCT245PWRE4 also has an enable input, which allows the device to be used in various data communication systems. When the enable input is set to high, the translator will be enabled and will respond to signals on the input. When the enable input is low, the translator is disabled and no signal will be passed through. This way, the SN74AHCT245PWRE4 can be used to control data flow in a system.The SN74AHCT245PWRE4 can be used to interface two different logic levels and is often used as an interface between microcontrollers and external circuitry. It can also be used as an amplifier, voltage regulator, or over-voltage protection element in many control circuits. Furthermore, it can be used in autonomous robots, remote control systems, and other automated systems.

Conclusion

The SN74AHCT245PWRE4 is a logic buffer, transceiver, receiver, and driver device, manufactured by Texas Instruments Inc. It is used as a level translator between two buses as well as in other digital systems as an interface device. It has a maximum input voltage of 5V and a maximum output voltage of 3.9V, making it an ideal device for interfacing circuits with different logic levels when operating under varying voltage conditions. The SN74AHCT245PWRE4 can be used to interface between two different logic levels, such as 3.3V and 5V, for applications such as digital communication systems, automotive systems, high-speed data transmission systems, and other applications that require level shifting capability. Additionally, it can be used as an amplifier, voltage regulator, or overvoltage protection element in many control circuits. It can also be used in autonomous robots, remote control systems, and other automated systems.

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