Encyclopedia Entry: 74LVT162240MTDX

Product Information Overview

• Category: Integrated Circuit (IC)
• Use: Logic Level Translator
• Characteristics: High-speed, low-voltage, 16-bit buffer/line driver
• Package: TSSOP (Thin Shrink Small Outline Package)
• Essence: The 74LVT162240MTDX is a logic level translator IC that provides bidirectional voltage translation between different logic levels.
• Packaging/Quantity: Available in reels of 2500 units.

Specifications

• Logic Family: LVT (Low-Voltage TTL)
• Number of Channels: 16
• Input Voltage Range (V_IN): 1.2V to 3.6V
• Output Voltage Range (V_OUT): 1.2V to 3.6V
• Propagation Delay Time (t_PD): 4.5 ns (max)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The 74LVT162240MTDX has a total of 48 pins arranged as follows:

• Pin 1: GND (Ground)
• Pin 2: A1 (Input/Output)
• Pin 3: Y1 (Input/Output)
• Pin 4: A2 (Input/Output)
• Pin 5: Y2 (Input/Output)
• ...
• Pin 48: VCC (Power Supply)

Functional Features

• Bidirectional voltage translation between different logic levels.
• Supports both unidirectional and bidirectional data flow.
• Provides buffering and line driving capabilities for improved signal integrity.
• High-speed operation with minimal propagation delay.
• Low-voltage operation for compatibility with modern low-power devices.
• ESD (Electrostatic Discharge) protection on all inputs and outputs.

Advantages and Disadvantages

Advantages: - Enables seamless communication between different logic level devices. - High-speed operation allows for efficient data transfer. - Low-voltage operation reduces power consumption. - ESD protection ensures robustness against electrostatic discharge.

Disadvantages: - Limited to 16 channels, may not be suitable for applications requiring a higher number of channels. - Requires careful consideration of voltage levels to ensure proper translation.

Working Principles

The 74LVT162240MTDX utilizes a combination of MOSFETs and CMOS technology to achieve bidirectional voltage translation. It operates by monitoring the input voltage levels and translating them to the corresponding output voltage levels based on the logic family used. The IC incorporates buffering and line driving capabilities to ensure signal integrity during translation.

Detailed Application Field Plans

The 74LVT162240MTDX is commonly used in various applications that require voltage translation between different logic levels. Some typical application fields include:

1. Microcontroller Interfacing: Facilitating communication between microcontrollers operating at different voltage levels.
2. Memory Interfaces: Enabling data transfer between memory modules with varying logic levels.
3. Communication Systems: Supporting voltage translation in serial communication interfaces such as UART, SPI, and I2C.
4. Industrial Automation: Integrating different control systems with varying logic levels.

Detailed and Complete Alternative Models

1. SN74LVC4245APWR - 8-bit dual-supply bus transceiver
2. CD4504BM96 - Hex voltage-level shifter/buffer
3. TXB0108PWR - 8-bit bidirectional voltage-level translator

These alternative models offer similar functionality and can be considered as alternatives to the 74LVT162240MTDX based on specific application requirements.

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