SN74ABT5403DWR

Product Overview

• Category: Integrated Circuit (IC)
• Use: Buffer/Driver
• Characteristics: High-speed, Non-Inverting, Tri-State
• Package: SOIC (Small Outline Integrated Circuit)
• Essence: Logic Level Shifter
• Packaging/Quantity: Tape and Reel, 2500 pieces per reel

Specifications

• Supply Voltage Range: 4.5V to 5.5V
• Input Voltage Range: 0V to VCC
• Output Voltage Range: 0V to VCC
• Maximum Operating Frequency: 125 MHz
• Number of Channels: 8
• Output Current: ±24 mA
• Propagation Delay Time: 2.9 ns (Max)
• Low-Level Output Voltage: 0.55V (Max)
• High-Level Output Voltage: 2.4V (Min)

Detailed Pin Configuration

The SN74ABT5403DWR has a total of 20 pins. The pin configuration is as follows:

1. OE (Output Enable) - Active Low
2. A1 - Channel 1 Input
3. Y1 - Channel 1 Output
4. GND (Ground)
5. Y2 - Channel 2 Output
6. A2 - Channel 2 Input
7. Y3 - Channel 3 Output
8. A3 - Channel 3 Input
9. VCC (Supply Voltage)
10. Y4 - Channel 4 Output
11. A4 - Channel 4 Input
12. Y5 - Channel 5 Output
13. A5 - Channel 5 Input
14. Y6 - Channel 6 Output
15. A6 - Channel 6 Input
16. Y7 - Channel 7 Output
17. A7 - Channel 7 Input
18. Y8 - Channel 8 Output
19. A8 - Channel 8 Input
20. GND (Ground)

Functional Features

• Non-Inverting Buffer/Driver: The SN74ABT5403DWR is a non-inverting buffer/driver, meaning the output signal follows the input signal without any inversion.
• Tri-State Outputs: The device has tri-state outputs, allowing multiple devices to be connected to a common bus without interference.
• High-Speed Operation: With a maximum operating frequency of 125 MHz, the SN74ABT5403DWR can handle high-speed data transmission.

Advantages and Disadvantages

Advantages: - Non-inverting operation simplifies circuit design. - Tri-state outputs enable efficient bus sharing. - High-speed operation allows for fast data transfer.

Disadvantages: - Limited supply voltage range (4.5V to 5.5V). - Propagation delay time may affect timing-sensitive applications.

Working Principles

The SN74ABT5403DWR acts as a logic level shifter, converting signals from one logic level to another. It takes the input signal and amplifies it to the appropriate voltage level, ensuring compatibility with the connected devices. The non-inverting nature of the device ensures that the output signal matches the input signal polarity. The tri-state outputs allow the device to be effectively disconnected from the bus when not in use, preventing signal interference.

Detailed Application Field Plans

The SN74ABT5403DWR finds applications in various fields, including:

1. Communication Systems: Used for level shifting and buffering in data communication systems, such as UART, SPI, and I2C interfaces.
2. Industrial Automation: Enables interfacing between different logic levels in industrial control systems, PLCs, and motor control circuits.
3. Automotive Electronics: Facilitates signal conversion and buffering in automotive electronics, such as CAN bus interfaces and sensor networks.
4. Consumer Electronics: Used in devices like smartphones, tablets, and gaming consoles for level shifting and signal amplification.

Detailed and Complete Alternative Models

1. SN74ABT5403DW: Similar to SN74ABT5403DWR but available in a different package (SOIC-20).
2. SN74ABT5403NSR: Surface mount version of the SN74ABT5403DWR with a smaller package (SOIC-20 Narrow).
3. SN74ABT5403DBR: Available in a different package (SSOP-20) with the same functionality.

These alternative models offer similar features and can be used as replacements for the SN74ABT5403DWR depending on specific requirements.

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