74LCX2244MSAX

Product Overview

• Category: Integrated Circuit (IC)
• Use: Logic Level Translator
• Characteristics: Low Voltage, High-Speed, Bidirectional
• Package: MSOP (Mini Small Outline Package)
• Essence: Logic Level Translation between different voltage domains
• Packaging/Quantity: Tape and Reel, 3000 pieces per reel

Specifications

• Supply Voltage Range: 1.65V to 3.6V
• Logic Voltage Levels: 1.8V, 2.5V, and 3.3V
• Number of Channels: 8
• Input/Output Type: Tri-State
• Maximum Data Rate: 400 Mbps
• Propagation Delay: 2.5 ns (max)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The 74LCX2244MSAX has a total of 20 pins, which are arranged as follows:

___________ | | 1 | 20 | VCC 2 | 19 | A1 3 | 18 | B1 4 | 17 | GND 5 | 16 | Y1 6 | 15 | Y2 7 | 14 | B2 8 | 13 | A2 9 | 12 | OE# 10 | 11 | GND |___________|

Functional Features

• Bidirectional level translation between two voltage domains
• Supports voltage translation from 1.8V to 3.3V and vice versa
• Tri-state outputs allow multiple devices to share the same bus
• Low voltage operation enables compatibility with modern low-power systems
• High-speed data transmission up to 400 Mbps

Advantages and Disadvantages

Advantages: - Wide supply voltage range allows flexibility in system design - Bidirectional translation simplifies interfacing between different voltage domains - Tri-state outputs enable efficient bus sharing - High-speed operation supports fast data transfer

Disadvantages: - Limited number of channels (8) - Propagation delay may impact timing-sensitive applications - Requires careful consideration of voltage compatibility with connected devices

Working Principles

The 74LCX2244MSAX is a logic level translator that facilitates communication between two voltage domains. It uses a combination of MOSFETs and CMOS technology to achieve bidirectional voltage translation. The device operates by monitoring the input voltage levels and translating them to the corresponding output voltage levels based on the selected logic voltage levels.

Detailed Application Field Plans

The 74LCX2244MSAX finds applications in various fields where logic level translation is required. Some potential application areas include:

1. Microcontroller interfacing with different voltage peripherals
2. Communication interfaces between different voltage domains
3. Battery-powered devices with mixed voltage components
4. Sensor networks requiring voltage level compatibility
5. Industrial automation systems with diverse voltage requirements

Detailed and Complete Alternative Models

1. SN74LVC4245APW - Octal Bus Transceiver with Voltage Translation
2. TXB0108PWR - 8-Bit Bidirectional Voltage-Level Translator
3. PCA9306DCUR - Dual Bidirectional I2C-Bus and SMBus Voltage-Level Translator

These alternative models offer similar functionality and can be considered as alternatives to the 74LCX2244MSAX for logic level translation applications.

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