SN74AVCB164245VR

Product Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Level Shifter and Translator
• Characteristics:
  • Bidirectional voltage translation between different logic levels
  • Supports various voltage levels, such as 1.2V, 1.8V, 2.5V, 3.3V, and 5V
  • High-speed operation with low power consumption
  • Robust ESD protection
• Package: 56-pin Very Thin Quad Flat No-Lead (VQFN)
• Essence: The SN74AVCB164245VR is a voltage level shifter and translator IC that allows bidirectional communication between devices operating at different logic voltage levels.
• Packaging/Quantity: Available in reels of 2500 units.

Specifications

• Supply Voltage Range: 1.2V to 3.6V
• Logic Voltage Levels Supported: 1.2V, 1.8V, 2.5V, 3.3V, and 5V
• Number of Channels: 16
• Input/Output Type: CMOS/TTL compatible
• Operating Temperature Range: -40°C to +85°C
• Maximum Data Rate: 100 Mbps

Detailed Pin Configuration

The SN74AVCB164245VR has a total of 56 pins, which are divided into input, output, and control pins. The pin configuration is as follows:

• VCCA, VCCB: Power supply pins for respective voltage domains
• GND: Ground reference
• OEAB, OEBA: Output enable pins for controlling direction of data flow
• A1-A16, B1-B16: Bidirectional data input/output pins
• DIR: Direction control pin for data flow
• NC: No connection pin

For the complete pin configuration diagram, please refer to the datasheet.

Functional Features

• Bidirectional Voltage Translation: Allows seamless communication between devices operating at different logic voltage levels.
• Automatic Direction Control: The DIR pin determines the direction of data flow, simplifying the control mechanism.
• High-Speed Operation: Supports data rates up to 100 Mbps, enabling fast and efficient data transfer.
• ESD Protection: Provides robust Electrostatic Discharge (ESD) protection, ensuring reliability in harsh environments.
• Low Power Consumption: Designed for energy efficiency, minimizing power consumption during operation.

Advantages and Disadvantages

Advantages: - Enables communication between devices with different logic voltage levels - Wide range of supported voltage levels - High-speed operation - Robust ESD protection - Low power consumption

Disadvantages: - Limited number of channels (16) - Requires careful consideration of voltage compatibility between devices

Working Principles

The SN74AVCB164245VR utilizes a combination of level shifters and translators to enable bidirectional voltage translation. It employs a control pin (DIR) to determine the direction of data flow. When the DIR pin is set to a specific logic level, the IC automatically adjusts the voltage levels of the input and output pins accordingly, allowing seamless communication between devices with different logic voltage requirements.

Detailed Application Field Plans

The SN74AVCB164245VR finds applications in various fields where voltage level shifting and translation are required. Some of the potential application areas include:

1. Microcontroller Interfacing: Facilitating communication between microcontrollers operating at different voltage levels.
2. Sensor Networks: Enabling connectivity between sensors with varying logic voltage requirements.
3. Industrial Automation: Integrating devices with different voltage levels in industrial automation systems.
4. IoT Devices: Bridging the gap between IoT devices operating at different logic voltage levels.
5. Consumer Electronics: Supporting voltage level translation in smartphones, tablets, and other consumer electronic devices.

Detailed and Complete Alternative Models

1. SN74AVCB164245GR: Similar to SN74AVCB164245VR but available in a different package (56-pin TSSOP).
2. SN74LVC4245APWR: Voltage level translator IC with 8 channels and support for 3.3V and 5V logic levels.
3. TXB0108PWR: Bidirectional voltage-level translator with 8 channels and support for 1.2V to 3.6V logic levels.

These alternative models offer similar functionality and can be considered based on specific application requirements.

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