PI90LVT211QE

Overview

• Category: Integrated Circuit
• Use: Logic Level Translator
• Characteristics:
  • Low Voltage TTL (LVT) Technology
  • Bidirectional Voltage Translation
  • High-Speed Operation
  • Small Package Size
• Package: QFN-16
• Essence: Logic Level Translation IC
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications and Parameters

• Supply Voltage Range: 1.2V to 3.6V
• Input Voltage Range (A Port): 0V to VCCA + 0.5V
• Input Voltage Range (B Port): 0V to VCCB + 0.5V
• Output Voltage Range (A Port): 0V to VCCA + 0.5V
• Output Voltage Range (B Port): 0V to VCCB + 0.5V
• Maximum Data Rate: 400Mbps
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The PI90LVT211QE has a total of 16 pins arranged as follows:

```

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| | --|o | --| | --| | --| | --| | --| | --| | --| | --| | --| | --| | --| | --| o|-- |_______| ```

Pin Number | Pin Name | Description ---------- | -------- | ----------- 1 | VCCA | Power Supply for A Port 2 | GND | Ground 3 | A1 | A Port Input/Output 1 4 | A2 | A Port Input/Output 2 5 | A3 | A Port Input/Output 3 6 | A4 | A Port Input/Output 4 7 | GND | Ground 8 | B4 | B Port Input/Output 4 9 | B3 | B Port Input/Output 3 10 | B2 | B Port Input/Output 2 11 | B1 | B Port Input/Output 1 12 | GND | Ground 13 | VCCB | Power Supply for B Port 14-16 | NC | No Connection

Functional Characteristics

The PI90LVT211QE is a bidirectional logic level translator designed to facilitate voltage translation between low voltage TTL (LVT) signals. It allows seamless communication between devices operating at different voltage levels, ensuring compatibility and signal integrity.

Key features include:

• Bidirectional voltage translation between A and B ports.
• High-speed operation with a maximum data rate of 400Mbps.
• Wide supply voltage range from 1.2V to 3.6V.
• Small package size for space-constrained applications.

Advantages and Disadvantages

Advantages: - Enables voltage translation between different logic levels. - Supports bidirectional communication. - High-speed operation for fast data transfer. - Wide supply voltage range for flexibility. - Compact package size for space-saving designs.

Disadvantages: - Limited to voltage translation between low voltage TTL signals. - Not suitable for high voltage or mixed-signal applications.

Applicable Range of Products

The PI90LVT211QE is commonly used in electronic systems where voltage translation between low voltage TTL signals is required. It finds applications in various industries, including consumer electronics, telecommunications, automotive, and industrial automation.

Working Principles

The PI90LVT211QE utilizes a combination of MOSFETs and level-shifting circuitry to achieve bidirectional voltage translation. It ensures that logic signals from the A port are correctly translated to the corresponding voltage levels on the B port, and vice versa.

Detailed Application Field Plans

The PI90LVT211QE can be applied in various scenarios, including:

1. Interfacing low voltage TTL devices with different voltage levels.
2. Enabling communication between microcontrollers operating at different logic levels.
3. Level shifting in battery-powered portable devices.
4. Signal translation in automotive electronics.
5. Voltage conversion in industrial control systems.

Detailed Alternative Models

Some alternative models to the PI90LVT211QE include:

• PI74LVC4245A
• SN74LVC1T45
• TXB0108

These models offer similar functionality and can be used as alternatives depending on specific application requirements.

5 Common Technical Questions and Answers

1. Q: What is the maximum data rate supported by the PI90LVT211QE?

   • A: The PI90LVT211QE supports a maximum data rate of 400Mbps.

2. Q: Can the PI