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Logic - Buffers, Drivers, Receivers, Transceivers

The NLV74HCT541A is an advanced low-voltage CMOS octal differential line driver for digital-signals of the 74HCT logic family. It is designed for the circuits requiring a differential line driver offering high performance with low power dissipation, low distortion, and wide speed range. Designed for low-voltage, power dissipation is 1/2 that of LSTTL device.

It can work with wide range of Vcc of 2.7 to 5.5V and is compatible with Vcc of 3.3V with combined characterictics of TTL and NMOS, suitable for interfacing between low-voltage and higher voltage components. Typical applications include converters, modulators, and drivers for differential bus lines. This Part is available in 4 package sizes and is pin compatible with existing CMOS drivers. Equivalent parts are available in ECL and PECL formats, these are NLV74VHCT541A, NLV711HCT541A.

Features

• Wide range of Vcc operating from 2.7V to 5.5V
• Compatible with TTL input levels
• Low total device power dissipation
• Economical low-voltage standard cell features
• High noise immunity for common-mode noise noise

Diagram

Application field

• Digital processing applications
• Wireline communication
• HDMI design needs
• Transmission of PWM signals
• Networks

Working principle

The NLV74HCT541A is an octal differential line driver that uses advanced CMOS technology. It is designed to provide minimum distortion and maximum speed performance when driving long bus lines. This device is ideal for applications that require low noise and high performance, such as driving digital video. The device is fully compatible with TTL input levels and has an input threshold of 0.8V.

The NLV74HCT541A has eight outputs that are designed to be capacitively loaded with a maximum loading of 400µF. This device has a maximum slew rate of 1000V/µs. This device is designed to be used with a ground plane, which helps reduce crosstalk and lowers power dissipation.

The NLV74HCT541A has two control inputs, two enable inputs and two disable inputs. The control inputs determine the output-enable/disable and output logic-level (high/low). The enable inputs are used to enable/disable outputs and the disable inputs are used to set all outputs to the same state. The NLV74HCT541A also has two power-on-reset inputs which will set all outputs to the same state when Vcc rises above the specified threshold.

The NLV74HCT541A is designed to be used in a wide range of digital-signal applications, and is perfect for applications that require low noise and high performance, such as driving differential line receivers. It is also ideal for driving long bus lines and is designed to provide minimum distortion.

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