Encyclopedia Entry: 74LVT244APW/AUJ

Product Overview

• Category: Integrated Circuit (IC)
• Use: Logic Level Translator
• Characteristics: High-speed, low-power, non-inverting buffer/line driver
• Package: TSSOP-20
• Essence: Translates logic levels between different voltage domains
• Packaging/Quantity: Available in reels of 2500 units

Specifications

• Supply Voltage: 1.2V to 3.6V
• Input Voltage Levels: 0V to VCC
• Output Voltage Levels: 0V to VCC
• Propagation Delay: 4.5ns (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The 74LVT244APW/AUJ IC has a total of 20 pins, which are assigned as follows:

| Pin Number | Pin Name | Function | |------------|----------|----------| | 1 | OE | Output Enable | | 2-9 | A1-A8 | Input/Output Data Pins | | 10 | GND | Ground | | 11-18 | B1-B8 | Input/Output Data Pins | | 19 | VCC | Supply Voltage | | 20 | NC | No Connection |

Functional Features

• Non-inverting buffer/line driver with 3-state outputs
• Translates signals between two voltage domains
• Supports bidirectional communication
• High-speed operation with minimal propagation delay
• Low power consumption
• ESD protection on all inputs and outputs

Advantages

• Enables seamless integration of components operating at different voltage levels
• Provides bidirectional signal translation for versatile applications
• Fast operation ensures minimal signal delay
• Low power consumption helps conserve energy
• ESD protection safeguards against electrostatic discharge damage

Disadvantages

• Limited to translating logic levels within the specified voltage range
• Requires careful consideration of input and output voltage compatibility

Working Principles

The 74LVT244APW/AUJ is a logic level translator IC that facilitates communication between devices operating at different voltage levels. It features non-inverting buffers/line drivers with 3-state outputs, allowing bidirectional signal translation. The IC operates by receiving input signals from one voltage domain and translating them to the corresponding voltage levels of the other domain. This enables seamless integration of components that operate at different logic levels.

Detailed Application Field Plans

The 74LVT244APW/AUJ finds applications in various fields where logic level translation is required. Some common application areas include: 1. Microcontroller interfacing with different voltage peripherals 2. Communication systems involving multiple voltage domains 3. Industrial automation and control systems 4. Data acquisition and processing systems 5. Automotive electronics

Detailed Alternative Models

In addition to the 74LVT244APW/AUJ, there are several alternative ICs available that offer similar functionality. Some popular alternatives include: - SN74LVC244A - 74HCT244 - CD74HCT244E - MC74VHC244DT

These alternative models can be considered based on specific requirements and compatibility with the target system.

---

Word Count: 346 words