Encyclopedia Entry: 74LVT240PW/AUJ

Product Information Overview

• Category: Integrated Circuit (IC)
• Use: Logic Level Translator
• Characteristics: High-speed, low-voltage, octal buffer/line driver with 3-state outputs
• Package: TSSOP-20
• Essence: Translates signals between different voltage levels in digital systems
• 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
• Operating Temperature Range: -40°C to +85°C
• Propagation Delay: 4.5ns (typical)
• Output Drive Capability: ±24mA

Detailed Pin Configuration

The 74LVT240PW/AUJ has a total of 20 pins arranged as follows:

┌───┬───┐ A1 -|1 └─ 20|- VCC A2 -|2 19|- B1 A3 -|3 18|- B2 A4 -|4 17|- B3 A5 -|5 16|- B4 A6 -|6 15|- B5 A7 -|7 14|- B6 A8 -|8 13|- B7 GND -|9 12|- B8 OE1 -|10 11|- OE2 └───────┘

Functional Features

• Octal buffer/line driver with 3-state outputs
• Translates signals between different voltage levels
• Compatible with TTL, LVTTL, and LVCMOS logic families
• Provides bidirectional voltage translation

Advantages and Disadvantages

Advantages: - High-speed operation - Low-voltage operation - Wide operating temperature range - 3-state outputs allow for bus sharing

Disadvantages: - Limited output drive capability - Not suitable for high-power applications

Working Principles

The 74LVT240PW/AUJ is designed to translate digital signals between different voltage levels in a system. It operates by receiving input signals on the A1-A8 pins and providing corresponding translated outputs on the B1-B8 pins. The direction of translation is controlled by the OE1 and OE2 pins. When the output enable (OE) pins are active, the device functions as a buffer, allowing bidirectional communication. When the OE pins are inactive, the outputs are in a high-impedance state.

Detailed Application Field Plans

The 74LVT240PW/AUJ is commonly used in various digital systems where voltage level translation is required. Some typical application fields include: - Microcontrollers and microprocessors - Communication systems - Data acquisition systems - Industrial automation - Consumer electronics

Detailed and Complete Alternative Models

• 74LVX240
• SN74LVT240
• MC74LVT240
• CD74LVT240
• HCF74LVT240

These alternative models offer similar functionality and can be used as replacements for the 74LVT240PW/AUJ in various applications.

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