74LCX541FT(AE)

Basic Information Overview

• Category: Integrated Circuit (IC)
• Use: Logic Level Shifter
• Characteristics: Low Voltage, High-Speed, Non-Inverting
• Package: TSSOP-20
• Essence: Bidirectional Octal Buffer/Line Driver with 5V Tolerant Inputs and Outputs
• Packaging/Quantity: Tape & Reel, 2500 pieces per reel

Specifications

• Supply Voltage: 2.3V to 3.6V
• Input Voltage: -0.5V to VCC + 0.5V
• Output Voltage: -0.5V to VCC + 0.5V
• Operating Temperature Range: -40°C to +85°C
• Propagation Delay: 4.8ns (Max) at 3.3V
• Output Current: ±24mA
• Input Capacitance: 3pF (Typical)
• Output Capacitance: 6pF (Typical)
• Pin Count: 20

Detailed Pin Configuration

1. GND: Ground
2. A1: Input/Output 1
3. B1: Input/Output 2
4. A2: Input/Output 3
5. B2: Input/Output 4
6. A3: Input/Output 5
7. B3: Input/Output 6
8. A4: Input/Output 7
9. B4: Input/Output 8
10. OE: Output Enable
11. GND: Ground
12. B5: Input/Output 9
13. A5: Input/Output 10
14. B6: Input/Output 11
15. A6: Input/Output 12
16. B7: Input/Output 13
17. A7: Input/Output 14
18. B8: Input/Output 15
19. A8: Input/Output 16
20. VCC: Supply Voltage

Functional Features

• Bidirectional buffer with non-inverting outputs
• 5V tolerant inputs and outputs allow direct interfacing with different logic families
• High-speed operation suitable for applications requiring fast signal transmission
• Output enable (OE) pin for easy control of the output state
• Low voltage operation makes it ideal for battery-powered devices

Advantages

• Provides level shifting capability between different voltage domains
• Allows seamless integration of components operating at different voltage levels
• Supports bidirectional data flow, enabling versatile communication between systems
• High-speed operation ensures minimal signal delay and improved system performance
• 5V tolerance simplifies interfacing with legacy components

Disadvantages

• Limited to a specific package type (TSSOP-20)
• Requires careful consideration of power supply voltage compatibility
• May not be suitable for applications requiring higher output current capabilities
• Propagation delay may impact timing-sensitive applications

Working Principles

The 74LCX541FT(AE) is a bidirectional octal buffer/line driver designed to shift logic levels between different voltage domains. It features non-inverting outputs, allowing seamless integration of components operating at different voltage levels. The device is capable of driving both standard CMOS outputs and 3.3V LVTTL inputs.

The input/output pins are 5V tolerant, which means they can safely handle voltages up to 5V without causing any damage. This feature enables direct interfacing with legacy components that operate at higher voltage levels.

The output enable (OE) pin controls the state of the outputs. When OE is low, the outputs are active and reflect the input data. When OE is high, the outputs are in a high-impedance state, effectively disconnecting them from the rest of the circuit.

The 74LCX541FT(AE) operates at low voltage levels (2.3V to 3.6V), making it suitable for battery-powered devices and other low-power applications. It offers high-speed operation with a propagation delay of only 4.8ns at 3.3V, ensuring minimal signal delay and improved system performance.

Detailed Application Field Plans

The 74LCX541FT(AE) can be used in various applications that require level shifting between different voltage domains. Some potential application fields include:

1. Microcontroller Interfacing: The IC enables communication between microcontrollers operating at different voltage levels, facilitating seamless integration of multiple systems.
2. Sensor Networks: It allows interfacing sensors with different logic levels to a central processing unit, enabling efficient data acquisition and processing.
3. Industrial Automation: The device can be used in control systems where different components operate at varying voltage levels,