Encyclopedia Entry: 74ALVC16244GX

Product Information Overview

• Category: Integrated Circuit (IC)
• Use: Buffer/Driver
• Characteristics: High-speed, low-power, voltage level translation
• Package: 48-pin TSSOP (Thin Shrink Small Outline Package)
• Essence: Translates signals between different voltage levels
• Packaging/Quantity: Available in reels of 2500 units

Specifications

• Logic Family: ALVC
• Number of Channels: 16
• Input Voltage Range: 1.2V to 3.6V
• Output Voltage Range: 1.2V to 3.6V
• Operating Temperature Range: -40°C to +85°C
• Propagation Delay: 2.5 ns (typical)
• Supply Voltage: 1.65V to 3.6V

Detailed Pin Configuration

The 74ALVC16244GX has a total of 48 pins, which are distributed as follows:

• Pins 1 to 8: Channel 1 Inputs/Outputs
• Pins 9 to 16: Channel 2 Inputs/Outputs
• ...
• Pins 41 to 48: Channel 16 Inputs/Outputs

Functional Features

• High-speed operation: The 74ALVC16244GX is designed for high-speed signal transmission, making it suitable for applications that require fast data transfer.
• Low power consumption: This IC is optimized for low power consumption, making it ideal for battery-powered devices or energy-efficient systems.
• Voltage level translation: It can translate signals between different voltage levels, allowing compatibility between devices operating at different voltages.

Advantages and Disadvantages

Advantages: - High-speed operation enables efficient data transfer. - Low power consumption prolongs battery life and reduces energy consumption. - Voltage level translation facilitates compatibility between devices.

Disadvantages: - Limited number of channels (16) may not be sufficient for certain applications requiring a higher channel count. - The 48-pin TSSOP package may require additional space on the PCB compared to smaller package options.

Working Principles

The 74ALVC16244GX operates by receiving input signals from one voltage domain and translating them to another voltage domain. It utilizes a combination of transistors, resistors, and capacitors to achieve this voltage level translation. The IC's internal circuitry ensures that the output signals maintain the desired logic levels while minimizing propagation delay and power consumption.

Detailed Application Field Plans

The 74ALVC16244GX is commonly used in various applications, including:

1. Microcontrollers: It enables communication between microcontrollers operating at different voltage levels.
2. Memory Interfaces: It facilitates data transfer between memory modules with varying voltage requirements.
3. Communication Systems: It serves as a buffer/driver for signal transmission between different components in communication systems.
4. Industrial Automation: It can be employed in industrial automation systems to interface between different control units.

Detailed and Complete Alternative Models

1. 74ALVC16245: Similar to the 74ALVC16244GX, but with tri-state outputs.
2. 74LVC16244A: A lower-power variant of the 74ALVC16244GX with similar functionality.
3. 74HC16244: An alternative model with TTL-compatible inputs/outputs.

These alternative models offer similar functionality and can be considered as substitutes depending on specific application requirements.

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