SN74ABT5403DWE4

Product Overview

• Category: Integrated Circuit
• Use: Logic Level Translator
• Characteristics: High-speed, Bidirectional, Voltage-level Translation
• Package: SOIC (Small Outline Integrated Circuit)
• Essence: Translates signals between different voltage levels
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Supply Voltage Range: 2 V to 5.5 V
• Input Voltage Range: 0 V to VCC
• Output Voltage Range: 0 V to VCC
• Maximum Operating Frequency: 100 MHz
• Number of Channels: 8
• Propagation Delay: 4.1 ns (typical)

Detailed Pin Configuration

The SN74ABT5403DWE4 has a total of 20 pins. The pin configuration is as follows:

1. OE (Output Enable) - Active Low Output Enable
2. A1 - Channel A Input/Output
3. B1 - Channel B Input/Output
4. GND - Ground
5. B2 - Channel B Input/Output
6. A2 - Channel A Input/Output
7. VCC - Power Supply
8. OE (Output Enable) - Active Low Output Enable
9. A3 - Channel A Input/Output
10. B3 - Channel B Input/Output
11. GND - Ground
12. B4 - Channel B Input/Output
13. A4 - Channel A Input/Output
14. VCC - Power Supply
15. OE (Output Enable) - Active Low Output Enable
16. A5 - Channel A Input/Output
17. B5 - Channel B Input/Output
18. GND - Ground
19. B6 - Channel B Input/Output
20. A6 - Channel A Input/Output

Functional Features

• Bidirectional voltage-level translation between two different voltage domains
• High-speed operation suitable for applications requiring fast signal translation
• Output enable control allows for easy interfacing with other devices
• Supports a wide supply voltage range, making it versatile for various applications

Advantages and Disadvantages

Advantages: - High-speed operation enables efficient signal translation - Bidirectional functionality simplifies circuit design - Wide supply voltage range increases versatility

Disadvantages: - Limited number of channels (8) - Propagation delay may affect timing-sensitive applications

Working Principles

The SN74ABT5403DWE4 is a logic level translator that facilitates the bidirectional translation of signals between two voltage domains. It operates by utilizing a combination of MOSFETs and CMOS technology to achieve high-speed and efficient voltage-level translation.

The device features an output enable pin (OE) that controls the direction of signal flow. When OE is low, the translator is enabled, allowing signals to be translated bidirectionally. Conversely, when OE is high, the translator is disabled, and the input and output channels are isolated.

The SN74ABT5403DWE4 supports a wide supply voltage range, allowing it to interface with different voltage domains commonly found in electronic systems.

Detailed Application Field Plans

The SN74ABT5403DWE4 can be used in various applications that require voltage-level translation. Some potential application fields include:

1. Microcontroller Interfaces: The translator can be used to interface microcontrollers operating at different voltage levels, enabling seamless communication between them.
2. Communication Systems: It can be employed in communication systems to translate signals between different voltage domains, ensuring compatibility between devices.
3. Sensor Networks: The translator can facilitate the integration of sensors operating at different voltage levels into a network, enabling data exchange between them.
4. Industrial Automation: It can be utilized in industrial automation systems to translate signals between different voltage domains, allowing for efficient control and monitoring.

Detailed and Complete Alternative Models

1. SN74LVC4245A: Bidirectional voltage-level translator with 8 channels, operates at a lower supply voltage range (1.65 V to 3.6 V).
2. TXB0108: Octal bidirectional voltage-level translator with 8 channels, supports a wide supply voltage range (1.2 V to 3.6 V).
3. PCA9306: Dual bidirectional voltage-level translator with 2 channels, designed specifically for I2C bus applications.

These alternative models offer similar functionality and can be considered as alternatives to the SN74ABT5403DWE4 based on specific application requirements.

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