SN74LV541ATRGYR

Product Overview

• Category: Integrated Circuit
• Use: Logic Level Shifter
• Characteristics:
  • Low-voltage operation
  • High-speed performance
  • Non-inverting buffer/line driver
• Package: 20-pin TSSOP (Thin Shrink Small Outline Package)
• Essence: Logic level shifting and buffering
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Supply Voltage Range: 1.65V to 5.5V
• Input Voltage Range: 0V to VCC
• Output Voltage Range: 0V to VCC
• Maximum Operating Frequency: 100MHz
• Number of Channels: 8
• Input/Output Type: Tri-State

Detailed Pin Configuration

The SN74LV541ATRGYR has a total of 20 pins, numbered as follows:

1. OE (Output Enable) 1
2. A1 (Input) 1
3. I/O1 (Bidirectional I/O) 1
4. GND (Ground)
5. I/O2 (Bidirectional I/O) 2
6. A2 (Input) 2
7. OE (Output Enable) 2
8. VCC (Supply Voltage)
9. I/O3 (Bidirectional I/O) 3
10. A3 (Input) 3
11. I/O4 (Bidirectional I/O) 4
12. A4 (Input) 4
13. OE (Output Enable) 3
14. I/O5 (Bidirectional I/O) 5
15. A5 (Input) 5
16. I/O6 (Bidirectional I/O) 6
17. A6 (Input) 6
18. OE (Output Enable) 4
19. I/O7 (Bidirectional I/O) 7
20. A7 (Input) 7

Functional Features

• Non-inverting buffer/line driver: The SN74LV541ATRGYR provides non-inverting logic level shifting and buffering for up to 8 bidirectional input/output channels.
• Output Enable (OE) control: Each set of 4 channels has an independent OE pin, allowing individual channel control.
• Tri-State functionality: The bidirectional I/O pins can be put into a high-impedance state when the OE pin is low, enabling multiple devices to share a common bus.

Advantages and Disadvantages

Advantages: - Low-voltage operation allows compatibility with a wide range of systems. - High-speed performance enables efficient data transfer. - Tri-State functionality facilitates bus sharing in multi-device systems.

Disadvantages: - Limited number of channels (8) may not be sufficient for certain applications requiring more I/O lines. - Package size (TSSOP) may pose challenges for space-constrained designs.

Working Principles

The SN74LV541ATRGYR operates by receiving input signals on the A1-A7 pins and providing buffered output signals on the corresponding I/O1-I/O7 pins. The OE pins control the output enable/disable function for each set of 4 channels. When the OE pin is high, the outputs are enabled and reflect the input signals. Conversely, when the OE pin is low, the outputs are disabled and enter a high-impedance state.

Detailed Application Field Plans

The SN74LV541ATRGYR is commonly used in various digital systems that require logic level shifting and buffering. Some specific application fields include:

1. Microcontroller interfacing: The IC can be used to interface microcontrollers with different voltage levels, ensuring proper signal translation and compatibility.
2. Communication systems: It can be employed in communication systems to enable data transfer between devices operating at different voltage levels.
3. Industrial automation: The IC finds applications in industrial automation systems where logic level shifting is necessary for interfacing sensors, actuators, and control units.

Detailed and Complete Alternative Models

1. SN74LV244A: Octal buffer/line driver with 3-state outputs.
2. SN74LVC541A: Octal buffer/line driver with 3-state outputs and 5V tolerant inputs.
3. SN74HCT541: Octal buffer/line driver with 3-state outputs and Schmitt-trigger inputs.

These alternative models offer similar functionality and can be considered as replacements for the SN74LV541ATRGYR depending on specific requirements.

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