SN74LVC8T245PWR

Basic Information Overview

• Category: Integrated Circuit (IC)
• Use: Level Shifting and Voltage Translation
• Characteristics: High-Speed, Low-Voltage, 8-Bit Bidirectional Transceiver
• Package: TSSOP (Thin Shrink Small Outline Package)
• Essence: Transceiver IC for voltage level translation between different logic levels
• Packaging/Quantity: Tape and Reel, 2500 pieces per reel

Specifications

• Supply Voltage Range: 1.65V to 5.5V
• Logic Voltage Levels: 1.2V to 3.6V
• Input/Output Compatibility: TTL, CMOS
• Number of Channels: 8
• Data Rate: Up to 100 Mbps
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The SN74LVC8T245PWR has a total of 20 pins. The pin configuration is as follows:

___________ OE | 1 20 | VCC A1DIR | 2 19 | B1DIR A1OUT | 3 18 | B1OUT A1INP | 4 17 | B1INP A2INP | 5 16 | B2INP A2OUT | 6 15 | B2OUT A2DIR | 7 14 | B2DIR GND | 8 13 | VREF A1B | 9 12 | B1A A2B | 10 11 | B2A ‾‾‾‾‾‾‾‾‾‾‾‾‾‾

Functional Features

• Bidirectional Voltage Translation: Allows for seamless translation of logic levels between different voltage domains.
• Automatic Direction Control: The direction of data flow is automatically determined based on the input signals.
• High-Speed Operation: Supports data rates up to 100 Mbps, making it suitable for applications requiring fast data transfer.
• Low Power Consumption: Designed to operate at low power levels, making it energy-efficient.

Advantages and Disadvantages

Advantages: - Wide supply voltage range allows for compatibility with various systems. - Bidirectional functionality simplifies circuit design and reduces component count. - High-speed operation enables efficient data transfer in time-critical applications.

Disadvantages: - Limited number of channels (8) may not be sufficient for complex systems requiring a higher channel count. - The TSSOP package may pose challenges during manual soldering due to its small size.

Working Principles

The SN74LVC8T245PWR operates by receiving input signals from one logic level domain and translating them to another logic level domain. It uses automatic direction control to determine the direction of data flow based on the input signals. The bidirectional nature of the transceiver allows for seamless communication between different voltage domains.

Detailed Application Field Plans

The SN74LVC8T245PWR finds applications in various fields, including: 1. Microcontroller Interfacing: It can be used to interface microcontrollers operating at different voltage levels. 2. Communication Systems: It facilitates voltage level translation in communication systems, enabling compatibility between different devices. 3. Industrial Automation: The transceiver is useful in industrial automation systems where different logic voltage levels are present. 4. Consumer Electronics: It can be employed in consumer electronic devices that require voltage level shifting, such as smartphones, tablets, and gaming consoles.

Detailed and Complete Alternative Models

1. TXB0108PWR: 8-Bit Bidirectional Voltage-Level Translator with Automatic Direction Sensing.
2. SN74LVC4245APWR: 8-Bit Dual-Supply Bus Transceiver with Configurable Voltage Translation and 3-State Outputs.
3. PCA9306PWR: Dual Bi-Directional I2C Bus and SMBus Voltage-Level Translator.

These alternative models offer similar functionality and can be considered as alternatives to the SN74LVC8T245PWR based on specific requirements.

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