74LVC544AD,112

Product Overview

• Category: Integrated Circuit (IC)
• Use: Logic Level Shifter
• Characteristics: Low-voltage CMOS Octal D-type Flip-Flop with 3-State Outputs
• Package: SO20 (Small Outline 20-Lead Plastic Package)
• Essence: The 74LVC544AD,112 is a versatile logic level shifter IC that allows bidirectional voltage translation between different voltage domains.
• Packaging/Quantity: Available in reels of 2500 units

Specifications

• Supply Voltage Range: 1.2V to 3.6V
• High-Level Input Voltage: 0.7 x VCC
• Low-Level Input Voltage: 0.3 x VCC
• High-Level Output Voltage: 0.9 x VCC
• Low-Level Output Voltage: 0.1 x VCC
• Maximum Operating Frequency: 100 MHz
• Propagation Delay: 4.5 ns (max)
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The 74LVC544AD,112 has a total of 20 pins arranged as follows:

+-----+--+-----+ OE --|1 20|-- VCC GND --|2 19|-- A0 D0 --|3 18|-- A1 D1 --|4 17|-- A2 D2 --|5 16|-- A3 D3 --|6 15|-- A4 D4 --|7 14|-- A5 D5 --|8 13|-- A6 D6 --|9 12|-- A7 D7 --|10 11|-- Q7 +-----+--+

Functional Features

• Bidirectional voltage translation between different voltage domains.
• Eight D-type flip-flops with 3-state outputs.
• Output enable (OE) input for disabling the outputs.
• High-speed operation with low power consumption.
• Compatible with both TTL and CMOS logic levels.

Advantages and Disadvantages

Advantages: - Versatile logic level shifter suitable for various applications. - Wide supply voltage range allows compatibility with different systems. - High-speed operation enables efficient data transfer. - Low power consumption helps in reducing overall system energy usage.

Disadvantages: - Limited maximum operating frequency compared to some other ICs. - Requires careful consideration of voltage levels to avoid signal distortion.

Working Principles

The 74LVC544AD,112 operates by using a combination of MOSFETs and CMOS technology to achieve bidirectional voltage translation. The input signals are level-shifted to match the desired output voltage domain, allowing seamless communication between different logic levels.

Detailed Application Field Plans

The 74LVC544AD,112 finds applications in various fields, including but not limited to: - Microcontroller interfacing - Data communication systems - Industrial automation - Consumer electronics - Automotive electronics

Detailed and Complete Alternative Models

Some alternative models that can be considered as alternatives to the 74LVC544AD,112 include: - SN74LVC544A from Texas Instruments - MC74LVC544A from ON Semiconductor - CD74LVC544A from Texas Instruments - 74LCX544 from Fairchild Semiconductor

These alternative models offer similar functionality and can be used as replacements depending on specific requirements.

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