SN64BCT25244DWRE4

Product Overview

• Category: Integrated Circuit (IC)
• Use: Logic Level Translator
• Characteristics: High-speed, bidirectional voltage translation between different logic levels
• Package: SOIC (Small Outline Integrated Circuit)
• Essence: Voltage level shifting for seamless communication between devices with different logic levels
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Supply Voltage Range: 1.2V to 5.5V
• Logic Voltage Levels: 1.2V to 5.5V
• Number of Channels: 8
• Input/Output Compatibility: TTL/CMOS
• Data Rate: Up to 100 Mbps
• Propagation Delay: 3.5 ns (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The SN64BCT25244DWRE4 has a total of 24 pins, which are arranged as follows:

+--\/--+ A1 |1 24| VCCB A2 |2 23| B1 A3 |3 22| B2 A4 |4 21| B3 A5 |5 20| B4 A6 |6 19| B5 A7 |7 18| B6 A8 |8 17| B7 GND1 |9 16| B8 OE |10 15| GND2 Y1 |11 14| Y8 Y2 |12 13| Y7 +------+

Functional Features

• Bidirectional voltage translation: Allows seamless communication between devices operating at different logic levels.
• High-speed operation: Supports data rates of up to 100 Mbps, enabling efficient data transfer.
• Wide supply voltage range: Can operate with supply voltages ranging from 1.2V to 5.5V, providing flexibility in various applications.
• TTL/CMOS compatibility: Compatible with both TTL and CMOS logic families, ensuring compatibility with a wide range of devices.

Advantages and Disadvantages

Advantages: - Enables communication between devices with different logic levels, reducing the need for additional level shifting components. - High-speed operation allows for efficient data transfer in time-critical applications. - Wide supply voltage range provides flexibility in system design.

Disadvantages: - Limited number of channels (8) may not be sufficient for applications requiring a higher number of I/O lines. - Propagation delay of 3.5 ns (typical) may introduce timing issues in certain high-speed applications.

Working Principles

The SN64BCT25244DWRE4 utilizes a combination of MOSFETs and level-shifting circuitry to achieve bidirectional voltage translation. It operates by monitoring the input logic levels and translating them to the corresponding output logic levels based on the specified voltage thresholds. The device ensures seamless communication between devices operating at different voltage levels while maintaining signal integrity and minimizing propagation delays.

Detailed Application Field Plans

The SN64BCT25244DWRE4 finds applications in various fields, including:

1. Microcontroller interfacing: Allows communication between microcontrollers operating at different logic levels, facilitating integration into complex systems.
2. Sensor networks: Enables connectivity between sensors and microcontrollers with different voltage requirements, simplifying system design and reducing component count.
3. Industrial automation: Facilitates communication between different control modules and PLCs (Programmable Logic Controllers) operating at different voltage levels.
4. Communication systems: Provides voltage level translation between different communication interfaces, such as UART, SPI, and I2C, allowing seamless data exchange.

Detailed and Complete Alternative Models

1. SN74LVC4245A: Bidirectional voltage level translator with 8 channels, operating at a supply voltage range of 1.65V to 5.5V.
2. TXB0108: 8-bit bidirectional voltage-level translator with automatic direction sensing, supporting voltage translation between 1.2V and 3.6V logic levels.
3. PCA9306: Dual bidirectional I2C-bus and SMBus voltage-level translator with an adjustable voltage reference, compatible with 1.2V to 5.5V logic levels.

(Note: The above alternative models are provided for reference purposes and may have different specifications and pin configurations. Please refer to the respective datasheets for detailed information.)

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