Encyclopedia Entry: 74LVCE1G126FZ4-7

Product Overview

Category

The 74LVCE1G126FZ4-7 belongs to the category of integrated circuits (ICs) and specifically falls under the family of logic gates.

Use

This product is commonly used in digital electronic circuits for signal amplification, switching, and logical operations. It serves as a buffer/line driver with open-drain outputs.

Characteristics

• Voltage Level: 3.3V
• Logic Family: LVCE
• Number of Gates: 1
• Output Type: Tri-State
• Package Type: SOT-953
• Operating Temperature Range: -40°C to +85°C

Package and Quantity

The 74LVCE1G126FZ4-7 is available in a small-outline transistor (SOT) package with three leads. It is typically sold in reels or tubes containing multiple units.

Specifications

• Supply Voltage Range: 1.65V to 5.5V
• High-Level Input Voltage: 2.0V (min), 5.5V (max)
• Low-Level Input Voltage: -0.5V (min), 0.8V (max)
• High-Level Output Voltage: 2.4V (min), VCC (max)
• Low-Level Output Voltage: 0V (min), 0.4V (max)
• Maximum Quiescent Supply Current: 10μA
• Maximum Propagation Delay Time: 6ns

Pin Configuration

The 74LVCE1G126FZ4-7 has the following pin configuration:

____ OE --| |-- VCC A IN --| |-- Y OUT B IN --| |-- GND ----

Functional Features

• Tri-State Outputs: The 74LVCE1G126FZ4-7 features tri-state outputs, allowing the device to be effectively disconnected from the bus when not in use.
• Wide Voltage Range: It operates within a wide voltage range of 1.65V to 5.5V, making it compatible with various digital systems.
• Low Power Consumption: With a maximum quiescent supply current of 10μA, this IC is designed to minimize power consumption.

Advantages and Disadvantages

Advantages

• Compact Size: The SOT package ensures a small footprint, making it suitable for space-constrained applications.
• Versatile: The buffer/line driver functionality makes it adaptable to different digital circuit designs.
• Tri-State Outputs: The ability to disconnect from the bus reduces power consumption and allows for efficient signal transmission.

Disadvantages

• Limited Gate Count: As a single-gate IC, it may not be suitable for complex logic operations requiring multiple gates.
• Temperature Sensitivity: The operating temperature range of -40°C to +85°C may limit its use in extreme environments.

Working Principles

The 74LVCE1G126FZ4-7 operates based on CMOS (Complementary Metal-Oxide-Semiconductor) technology. It amplifies and buffers input signals while providing tri-state outputs. When the output enable (OE) pin is high, the device functions as a buffer, transmitting the input signal to the output. Conversely, when OE is low, the outputs are in a high-impedance state, effectively disconnecting them from the bus.

Application Field Plans

The 74LVCE1G126FZ4-7 finds application in various digital systems, including but not limited to: - Microcontrollers - Data communication interfaces - Industrial automation equipment - Consumer electronics - Automotive electronics

Alternative Models

For those seeking alternative options, the following ICs can be considered: - 74LVC1G126: Similar functionality with a different package type (SOT-23). - SN74LVC1G126: Equivalent IC from Texas Instruments. - NC7SZ126: Alternative option from Fairchild Semiconductor.

These alternatives provide similar buffer/line driver functionality and can be used as substitutes for the 74LVCE1G126FZ4-7 in various applications.

In conclusion, the 74LVCE1G126FZ4-7 is a versatile logic gate IC that serves as a buffer/line driver. With its compact size, wide voltage range, and tri-state outputs, it finds application in numerous digital systems. While it has limitations in terms of gate count and temperature range, alternative models are available to suit specific requirements.