74FCT3245PGG8

Series:	74FCT
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, 24mA
Voltage - Supply:	2.7 V ~ 3.6 V
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 Part Number:	74FCT3245

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74FCT3245PGG8 Application Field and Working Principle

The 74FCT3245PGG8 is a low voltage, high performance, non-inverting octal buffer/driver, intended for low fan-in, low fan-out applications. It is capable of both driving and receiving up to 8 signals in a single IC package. The IC operates from a 2.5V to 3.6V single-power supply voltage range, making it a good choice for low power applications. The 74FCT3245PGG8 is well suited for use in a variety of logic applications, including bus extensions, buffering and fan-out.

Overview of 74FCT3245PGG8:

The 74FCT3245PGG8 is an octal buffer/driver with an 8-bit bidirectional data bus. The IC has two control inputs, an enable signal (called the BUF_EN signal) and an active-low TRI-STATE signal (called the TRI_EN signal). The BUF_EN signal is used to enable the buffer/driver, while the TRI_EN signal is used to control the TRI-STATE mode of the outputs. The 74FCT3245PGG8 can be used to both drive and receive up to eight signals, enabling users to maximize their PCB space.

Working Principle of 74FCT3245PGG8:

The 74FCT3245PGG8 works based on a simple logic concept. Depending on the state of the two control inputs, the device works in one of the two modes: Buffer Mode or TRI-STATE Mode. When the BUF_EN signal is low and the TRI_EN signal is high, the device works in Buffer Mode. This is the default mode when the device is powered up. In this mode, the 74FCT3245PGG8 is configured as a buffer, meaning it receives data from the input pins and amplifies the signal to the output pins, driving the associated components. When the BUF_EN signal is high and the TRI_EN signal is low, the device works in TRI-STATE Mode. In this mode, the 74FCT3245PGG8 is configured as a TRI-STATE circuit, meaning it does not drive the data, providing a high impedance or HI-Z state to the output pins.

Advantages of the 74FCT3245PGG8:

The 74FCT3245PGG8 provides several advantages over other buffer/driver parts on the market. It operates from a single 2.5V to 3.6V power supply, making it well suited for low power applications. Additionally, the 74FCT3245PGG8 is designed with two control inputs to allow flexibility in the various modes of operation. The device also has a low voltage (up to 2.75V) interface between VCC and ground when the TRI-STATE mode is enabled, and can drive up to 10mA per output, making the 74FCT3245PGG8 ideally suited for low voltage, low power applications.

Application Areas of the 74FCT3245PGG8:

The 74FCT3245PGG8 is a versatile device that can be used in a variety of applications, including bus extensions, buffering, and fan-out. In bus extensions, the 74FCT3245PGG8 can be used to expand the number of devices on a board, by allowing multiple devices to share a single bus connection. The device can also be used in low fan-out applications, where it can amplify the drive current to lower-power devices. Finally, the device can be used as a fan-out buffer, providing up to 8 output signals at the same time.

Conclusion:

The 74FCT3245PGG8 non-inverting octal buffer/driver is a low power, high performance logic device, capable of driving and receiving up to 8 signals. It is well-suited for low fan-in, low fan-out applications, and can operate from a single 2.5V to 3.6V supply. Additionally, the device is capable of both buffer and TRI-STATE modes, providing flexibility to the user. The 74FCT3245PGG8 is well-suited for use in bus extensions, buffering, and fan-out applications, and can be a good solution to those seeking to minimize board space and power requirements.

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