MC74VHC541DWR2G

Product Overview

• Category: Integrated Circuit
• Use: Logic Level Shifter
• Characteristics: High-Speed, Low-Power, Non-Inverting
• Package: SOIC-20
• Essence: The MC74VHC541DWR2G is a logic level shifter integrated circuit that provides non-inverting voltage translation between different logic levels.
• Packaging/Quantity: The MC74VHC541DWR2G is available in a SOIC-20 package and is typically sold in reels of 2500 units.

Specifications

• Supply Voltage: 2.0V to 5.5V
• Logic Family: VHC
• Number of Channels: 8
• Input/Output Compatibility: TTL, CMOS
• Propagation Delay: 4.3ns (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The MC74VHC541DWR2G has a total of 20 pins arranged as follows:

1. OE (Output Enable) 1
2. A1 (Input) 1
3. I/O1 (Bidirectional) 1
4. GND (Ground)
5. I/O2 (Bidirectional) 2
6. A2 (Input) 2
7. OE (Output Enable) 2
8. VCC (Power Supply)
9. I/O3 (Bidirectional) 3
10. A3 (Input) 3
11. I/O4 (Bidirectional) 4
12. A4 (Input) 4
13. I/O5 (Bidirectional) 5
14. A5 (Input) 5
15. I/O6 (Bidirectional) 6
16. A6 (Input) 6
17. I/O7 (Bidirectional) 7
18. A7 (Input) 7
19. I/O8 (Bidirectional) 8
20. A8 (Input) 8

Functional Features

• Non-inverting voltage translation: The MC74VHC541DWR2G provides a seamless translation of logic levels between different input and output voltages.
• High-speed operation: With a typical propagation delay of 4.3ns, this IC ensures fast signal transmission.
• Low-power consumption: The VHC logic family used in this IC offers low power dissipation, making it suitable for battery-powered applications.

Advantages and Disadvantages

Advantages

• Wide supply voltage range allows compatibility with various systems.
• High-speed operation enables efficient data transfer.
• Non-inverting translation simplifies circuit design.
• Low-power consumption extends battery life in portable devices.

Disadvantages

• Limited number of channels may restrict its use in complex systems.
• SOIC-20 package may require additional space on the PCB compared to smaller packages.

Working Principles

The MC74VHC541DWR2G operates by receiving input signals at one logic level and translating them to another logic level without inverting the signal polarity. It achieves this through a combination of internal circuitry that detects and adjusts the voltage levels accordingly.

Detailed Application Field Plans

The MC74VHC541DWR2G is commonly used in various applications, including:

1. Microcontroller interfacing: It facilitates communication between microcontrollers operating at different logic levels.
2. Level shifting in mixed-signal systems: It enables seamless integration of analog and digital components operating at different voltage levels.
3. Signal buffering: It acts as a buffer between different sections of a circuit, ensuring proper voltage translation and signal integrity.

Detailed and Complete Alternative Models

1. SN74LVC541A: This logic level shifter offers similar functionality with a different logic family (LVC) and is available in various package options.
2. 74HC541: Another alternative, this IC provides non-inverting voltage translation and is available in different package types.

In conclusion, the MC74VHC541DWR2G is a versatile logic level shifter integrated circuit that offers high-speed, low-power, non-inverting voltage translation between different logic levels. Its wide supply voltage range, compact SOIC-20 package, and functional features make it suitable for various applications in microcontroller interfacing, mixed-signal systems, and signal buffering. Alternative models such as the SN74LVC541A and 74HC541 provide similar functionality and can be considered based on specific requirements.