PI74LPT16244AAE

Product Overview

• Category: Integrated Circuit (IC)
• Use: Logic Level Translator
• Characteristics: High-speed, low-power, bidirectional voltage translation
• Package: 48-pin TSSOP (Thin Shrink Small Outline Package)
• Essence: Translates logic levels between different voltage domains
• Packaging/Quantity: Tape and reel packaging, 2500 units per reel

Specifications

• Supply Voltage Range: 2.3V to 3.6V
• Input Voltage Range: -0.5V to VCC + 0.5V
• Output Voltage Range: -0.5V to VCC + 0.5V
• Maximum Input Current: ±50mA
• Maximum Output Current: ±100mA
• Propagation Delay: 4.5ns (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The PI74LPT16244AAE has a total of 48 pins, which are divided into four groups of 12 pins each. The pin configuration is as follows:

• Group A (pins 1-12): Data I/O Ports A
• Group B (pins 13-24): Data I/O Ports B
• Group C (pins 25-36): Control Inputs
• Group D (pins 37-48): Power and Ground Pins

Functional Features

• Bidirectional Voltage Translation: Allows for seamless communication between devices operating at different voltage levels.
• High-Speed Operation: Provides fast data transmission with a propagation delay of only 4.5ns.
• Low-Power Consumption: Designed to minimize power consumption, making it suitable for battery-powered applications.
• ESD Protection: Incorporates built-in electrostatic discharge protection to safeguard against damage from static electricity.

Advantages and Disadvantages

Advantages: - Efficient voltage translation between different logic levels. - High-speed operation enables quick data transfer. - Low-power consumption extends battery life in portable devices. - ESD protection ensures device reliability.

Disadvantages: - Limited to a specific voltage range (2.3V to 3.6V). - May not be suitable for applications requiring voltage translation beyond the specified range.

Working Principles

The PI74LPT16244AAE utilizes a combination of MOSFETs and level-shifting circuitry to achieve bidirectional voltage translation. It operates by detecting the input logic levels and translating them to the corresponding output levels based on the specified voltage range. The device ensures minimal signal distortion and provides reliable communication between devices operating at different voltage domains.

Detailed Application Field Plans

The PI74LPT16244AAE finds applications in various fields, including:

1. Microcontroller Interfacing: Enables communication between microcontrollers operating at different voltage levels.
2. Sensor Networks: Facilitates data exchange between sensors and control units with varying voltage requirements.
3. Industrial Automation: Allows for seamless integration of devices with different logic levels in industrial control systems.
4. Consumer Electronics: Supports voltage translation in devices such as smartphones, tablets, and gaming consoles.
5. Automotive Electronics: Enables communication between components in automotive systems with diverse voltage specifications.

Detailed and Complete Alternative Models

1. SN74LVC4245A: Bidirectional voltage-level translator with a wider supply voltage range (1.65V to 5.5V).
2. TXB0108: Eight-channel bi-directional voltage-level translator with automatic direction sensing.
3. PCA9306: Dual bidirectional I2C-bus and SMBus voltage-level translator with adjustable VCC level.

These alternative models offer similar functionality to the PI74LPT16244AAE but may have different specifications or package options.

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