SN74ALVCH16334DL

Product Overview

• Category: Integrated Circuit (IC)
• Use: Logic Level Translator
• Characteristics:
  • High-speed CMOS technology
  • Low voltage operation (1.65V to 3.6V)
  • 16-bit non-inverting buffer/line driver
  • 3-state outputs
• Package: TSSOP (Thin Shrink Small Outline Package)
• Essence: Logic level translation between different voltage domains
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Supply Voltage Range: 1.65V to 3.6V
• Input Voltage Range: 0V to VCC
• Output Voltage Range: 0V to VCC
• Maximum Operating Frequency: 400MHz
• Propagation Delay: 2.7ns (typical)
• Output Drive Strength: ±24mA
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The SN74ALVCH16334DL has a total of 48 pins, which are divided into four groups:

• Group 1 (Pins 1-12): A-side inputs and outputs
• Group 2 (Pins 13-24): B-side inputs and outputs
• Group 3 (Pins 25-36): Control inputs
• Group 4 (Pins 37-48): Power supply and ground pins

For the detailed pin configuration diagram, please refer to the datasheet provided by the manufacturer.

Functional Features

• Logic Level Translation: The SN74ALVCH16334DL is designed to translate signals between two different voltage domains, allowing seamless communication between devices operating at different voltage levels.
• Non-Inverting Buffer/Line Driver: It provides 16 independent non-inverting buffers with 3-state outputs, allowing bidirectional signal transmission.
• High-Speed Operation: The IC utilizes high-speed CMOS technology, enabling fast data transfer with a maximum operating frequency of 400MHz.
• Low Voltage Operation: It operates at low voltage levels ranging from 1.65V to 3.6V, making it suitable for use in battery-powered devices and other low-power applications.

Advantages and Disadvantages

Advantages: - Wide supply voltage range allows compatibility with various systems - High-speed operation enables efficient data transfer - Non-inverting buffer design simplifies signal translation - 3-state outputs provide flexibility in bus sharing applications

Disadvantages: - Limited number of channels (16) may not be sufficient for certain applications requiring more I/O lines - TSSOP package may pose challenges during manual soldering due to its small size

Working Principles

The SN74ALVCH16334DL works by receiving input signals from one voltage domain (A-side) and translating them to the corresponding voltage level of another domain (B-side). It achieves this through a combination of non-inverting buffers and level-shifting circuitry. The control inputs determine the direction of signal flow and enable/disable the output drivers.

Detailed Application Field Plans

The SN74ALVCH16334DL is commonly used in various applications where logic level translation is required. Some typical application fields include:

1. Microcontroller Interfacing: It facilitates communication between microcontrollers operating at different voltage levels, allowing seamless integration of multiple devices within a system.
2. Mixed Voltage Systems: It enables interfacing between components operating at different voltage domains, such as digital sensors, memory modules, and display panels.
3. Communication Interfaces: It serves as a bridge between devices using different logic families or voltage standards, ensuring compatibility and reliable data transfer.
4. Industrial Automation: It finds applications in industrial control systems, where different subsystems may operate at distinct voltage levels, requiring level translation for proper communication.

Detailed and Complete Alternative Models

1. SN74ALVC164245DL: 16-bit bus transceiver with 3-state outputs
2. SN74LVC1G07DBVR: Single buffer/driver with open-drain output
3. SN74AVC4T774PW: Quad-level translator with 3-state outputs
4. SN74LVCH16245ADLR: 16-bit bus transceiver with direction control

These alternative models offer similar functionality and can be considered based on specific application requirements.

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