PI74ALVTC16244A

Product Overview

• Category: Integrated Circuit (IC)
• Use: Logic Level Translator
• Characteristics: High-speed, low-voltage, 16-bit bidirectional buffer/line driver
• Package: TSSOP (Thin Shrink Small Outline Package)
• Essence: The PI74ALVTC16244A is a versatile logic level translator designed to provide bidirectional voltage translation between different logic levels. It can be used in various applications where interfacing between different voltage domains is required.
• Packaging/Quantity: Available in tape and reel packaging with 2500 units per reel.

Specifications

• 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_P): 2.5ns (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The PI74ALVTC16244A has a 48-pin TSSOP package with the following pin configuration:

+---------------------+ OE --|1 48|-- VCC GND --|2 47|-- A1 B1 --|3 46|-- Y1 A2 --|4 45|-- B2 Y2 --|5 44|-- A3 B3 --|6 43|-- Y3 A4 --|7 42|-- B4 Y4 --|8 41|-- A5 B5 --|9 40|-- Y5 A6 --|10 39|-- B6 Y6 --|11 38|-- A7 B7 --|12 37|-- Y7 A8 --|13 36|-- B8 Y8 --|14 35|-- A9 B9 --|15 34|-- Y9 A10 --|16 33|-- B10 Y10 --|17 32|-- A11 B11 --|18 31|-- Y11 A12 --|19 30|-- B12 Y12 --|20 29|-- A13 B13 --|21 28|-- Y13 A14 --|22 27|-- B14 Y14 --|23 26|-- A15 B15 --|24 25|-- Y15 +---------------------+

Functional Features

• Bidirectional voltage translation between different logic levels.
• High-speed operation with low propagation delay.
• Supports voltage level shifting from 1.2V to 3.6V.
• Provides buffering and line driving capabilities for up to 16 channels.

Advantages and Disadvantages

Advantages: - Versatile logic level translator suitable for various applications. - High-speed operation enables efficient data transfer. - Wide input and output voltage range allows compatibility with different voltage domains.

Disadvantages: - Limited number of channels (16) may not be sufficient for complex systems requiring more connections. - Requires careful consideration of power supply and voltage level compatibility to avoid potential issues.

Working Principles

The PI74ALVTC16244A utilizes a combination of MOSFET and CMOS technologies to achieve bidirectional voltage translation. It employs a voltage level shifting technique that allows seamless interfacing between different logic levels. The device operates by monitoring the input voltage levels and translating them to the corresponding output voltage levels, ensuring proper signal integrity and compatibility.

Detailed Application Field Plans

The PI74ALVTC16244A can be used in various applications, including but not limited to: - Microcontroller interfacing with different voltage peripherals. - Communication systems requiring voltage level translation. - Data acquisition systems involving multiple voltage domains. - Industrial automation and control systems. - Consumer electronics devices with mixed voltage requirements.

Detailed and Complete Alternative Models

1. SN74LVC16T245: 16-bit dual-supply bus transceiver with configurable voltage translation.
2. NC7WZ17: TinyLogic UHS dual non-inverting Schmitt trigger with configurable voltage translation.
3. TXB0108: 8-bit bidirectional voltage-level translator with automatic direction sensing.

These alternative models offer similar functionality and can be considered as alternatives to the PI74ALVTC16244A based on specific application requirements.

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