SN74LVTH540NSRG4

Product Overview

• Category: Integrated Circuit (IC)
• Use: Logic Level Shifter
• Characteristics: High-speed, low-voltage, and low-power consumption
• Package: SOIC (Small Outline Integrated Circuit)
• Essence: Non-inverting octal buffer/line driver with 3-state outputs
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Supply Voltage Range: 2.7V to 3.6V
• Input Voltage Range: 0V to VCC
• Output Voltage Range: 0V to VCC
• Operating Temperature Range: -40°C to +85°C
• Propagation Delay Time: 2.8ns (typical)
• Output Drive Capability: ±24mA
• ESD Protection: >2000V (Human Body Model)

Detailed Pin Configuration

The SN74LVTH540NSRG4 has a total of 20 pins, which are arranged as follows:

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

Functional Features

• Non-inverting buffer/line driver with 3-state outputs
• High-speed operation suitable for various applications
• Low-voltage operation compatible with modern integrated circuits
• 3-state outputs allow multiple devices to share a common bus
• Output enable (OE) pins control the tri-state outputs

Advantages and Disadvantages

Advantages: - High-speed operation enables efficient data transfer - Low-voltage operation reduces power consumption - 3-state outputs facilitate bus sharing in complex systems

Disadvantages: - Limited voltage range (2.7V to 3.6V) - Not suitable for high-voltage applications

Working Principles

The SN74LVTH540NSRG4 is designed to shift logic levels between different voltage domains. It acts as a buffer/line driver, amplifying and reshaping input signals to match the desired output voltage levels. The device operates by receiving input signals on the A1-A6 pins and producing corresponding non-inverted outputs on the Y1-Y6 pins. The OE pins control the tri-state outputs, allowing the device to be enabled or disabled.

Detailed Application Field Plans

The SN74LVTH540NSRG4 is commonly used in various digital systems where logic level shifting is required. Some typical application fields include:

1. Microcontroller Interfacing: The IC can be used to interface microcontrollers operating at different voltage levels.
2. Memory Systems: It can be employed in memory modules to ensure proper signal compatibility between different components.
3. Communication Interfaces: The device finds applications in communication interfaces like UART, SPI, and I2C, enabling communication between devices with varying voltage requirements.
4. Industrial Automation: The IC is suitable for use in industrial automation systems that involve multiple devices communicating over a shared bus.

Detailed and Complete Alternative Models

1. SN74LVTH16244DGGR: 16-bit non-inverting buffer/line driver with 3-state outputs.
2. SN74LVC245APWR: Octal bus transceiver with 3-state outputs.
3. SN74LVC1G07DCKR: Single buffer/driver with open-drain output.

These alternative models offer similar functionality and can be considered as substitutes for the SN74LVTH540NSRG4 in various applications.

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