SN74ACT245DWRG4

Product Overview

• Category: Integrated Circuit (IC)
• Use: Level Shifter and Bus Transceiver
• Characteristics: High-speed, non-inverting, bidirectional communication between two voltage domains
• Package: SOIC-20 (Small Outline Integrated Circuit), Wide Body
• Essence: The SN74ACT245DWRG4 is a level shifter and bus transceiver that allows for seamless communication between two voltage domains with different logic levels.
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Supply Voltage Range: 2 V to 6 V
• Logic Voltage Levels: 3.3 V and 5 V
• Input/Output Compatibility: TTL, CMOS
• Number of Channels: 8
• Propagation Delay: 5 ns (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The SN74ACT245DWRG4 has a total of 20 pins arranged as follows:

__ __ A1 |1 \__/ 20| VCC B1 |2 19| B2 A2 |3 18| A3 B3 |4 17| B4 A4 |5 16| A5 B5 |6 15| B6 A6 |7 14| A7 B7 |8 13| B8 GND |9 12| OE# DIR |10 11| GND ----------

Functional Features

• Bidirectional data transfer between two voltage domains
• Non-inverting logic translation
• High-speed operation
• 3-state output for bus-oriented applications
• ESD protection on all inputs and outputs

Advantages and Disadvantages

Advantages: - Allows seamless communication between different voltage domains - Supports high-speed data transfer - Provides ESD protection for enhanced reliability - Suitable for bus-oriented applications

Disadvantages: - Requires careful consideration of voltage levels to ensure proper functionality - Limited to 8 channels

Working Principles

The SN74ACT245DWRG4 is designed to facilitate communication between two voltage domains with different logic levels. It acts as a level shifter and bus transceiver, allowing bidirectional data transfer between the two domains. The IC ensures non-inverting logic translation and supports high-speed operation. It also features a 3-state output, making it suitable for bus-oriented applications.

Detailed Application Field Plans

The SN74ACT245DWRG4 finds applications in various fields where there is a need for communication between different voltage domains. Some common application areas include:

1. Microcontroller interfacing
2. Data communication systems
3. Industrial automation
4. Automotive electronics
5. Consumer electronics

Detailed and Complete Alternative Models

1. SN74LVC245A: Low Voltage CMOS Octal Bus Transceiver
2. SN74HCT245: High-Speed CMOS Octal Bus Transceiver
3. SN74LVCH245A: Low Voltage CMOS Octal Bus Transceiver with 3-State Outputs
4. SN74HC245: High-Speed CMOS Octal Bus Transceiver with 3-State Outputs

These alternative models offer similar functionality and can be considered as alternatives to the SN74ACT245DWRG4 based on specific requirements and design considerations.

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