74LVC544APW,112

Product Overview

• Category: Integrated Circuit (IC)
• Use: Logic Level Shifter
• Characteristics: High-speed CMOS technology, low power consumption
• Package: TSSOP (Thin Shrink Small Outline Package)
• Essence: Logic level shifting between different voltage domains
• Packaging/Quantity: Tape and Reel, 2500 pieces per reel

Specifications

• Supply Voltage Range: 1.2V to 3.6V
• Input Voltage Range: GND to VCC
• Output Voltage Range: GND to VCC
• Maximum Operating Frequency: 100 MHz
• Number of Channels: 8
• Input/Output Type: Non-Inverting
• Propagation Delay: 4.5 ns (typical)

Detailed Pin Configuration

The 74LVC544APW,112 has a total of 20 pins. The pin configuration is as follows:

1. OE (Output Enable) - Active Low Output Enable
2. D0 to D7 (Data Inputs) - Eight Data Inputs
3. GND (Ground) - Ground Reference
4. VCC (Supply Voltage) - Positive Power Supply
5. Q0 to Q7 (Data Outputs) - Eight Data Outputs
6. LE (Latch Enable) - Active High Latch Enable
7. CLK (Clock) - Clock Input
8. A0 to A2 (Address Inputs) - Three Address Inputs

Functional Features

• Logic Level Shifting: The 74LVC544APW,112 allows for the translation of logic levels between different voltage domains.
• Non-Inverting Buffer: The IC provides non-inverting data buffering, ensuring the output signal matches the input signal.
• High-Speed Operation: With its high-speed CMOS technology, the IC can operate at frequencies up to 100 MHz.
• Low Power Consumption: The IC is designed to consume minimal power, making it suitable for battery-powered applications.

Advantages and Disadvantages

Advantages: - Wide supply voltage range allows compatibility with various systems. - Non-inverting buffer ensures accurate signal translation. - High-speed operation enables fast data transfer. - Low power consumption prolongs battery life in portable devices.

Disadvantages: - Limited number of channels (8) may not be sufficient for complex systems requiring more inputs/outputs. - Propagation delay of 4.5 ns may introduce timing issues in certain high-speed applications.

Working Principles

The 74LVC544APW,112 operates by receiving data inputs from one voltage domain and translating them to the corresponding voltage level in another domain. It utilizes non-inverting buffers to ensure accurate signal translation without any inversion. The latch enable (LE) input allows the IC to capture and hold the data at the outputs until a new set of data is received. The clock (CLK) input synchronizes the data transfer process.

Detailed Application Field Plans

The 74LVC544APW,112 finds application in various fields, including:

1. Microcontroller Interfacing: It can be used to interface microcontrollers operating at different voltage levels.
2. Communication Systems: The IC facilitates logic level shifting in communication systems, ensuring compatibility between different components.
3. Sensor Networks: It enables the integration of sensors operating at different voltage domains into a single system.
4. Industrial Automation: The IC can be employed in industrial automation systems to interface different control modules.

Detailed and Complete Alternative Models

Some alternative models that provide similar functionality to the 74LVC544APW,112 include:

1. SN74LVC541A: Octal Buffer/Driver with 3-State Outputs
2. MC74VHC541: Octal Buffer/Line Driver with 3-State Outputs
3. CD74HCT541: Octal Buffer/Line Driver with 3-State Outputs

These alternative models offer comparable logic level shifting capabilities and can be considered as substitutes for the 74LVC544APW,112 in various applications.

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