SN74LVTH541PWR

Product Overview

• Category: Integrated Circuit (IC)
• Use: Logic Level Shifter
• Characteristics: Low Voltage, High-Speed, Tri-State Outputs
• Package: TSSOP (Thin Shrink Small Outline Package)
• Essence: This IC is designed to shift logic levels between different voltage domains in digital systems.
• Packaging/Quantity: Available in tape and reel packaging with 2500 units per reel.

Specifications

• Supply Voltage Range: 2.7V to 3.6V
• Logic Voltage Levels: 1.65V to 3.6V
• Input/Output Compatibility: TTL, CMOS
• Number of Channels: 8
• Output Type: Tri-State
• Maximum Operating Frequency: 200MHz
• Propagation Delay: 2.5ns (typical)
• Output Drive Strength: ±24mA
• ESD Protection: >2000V (Human Body Model)

Detailed Pin Configuration

The SN74LVTH541PWR has a total of 20 pins, which are assigned as follows:

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

Functional Features

• Logic Level Shifting: The SN74LVTH541PWR is capable of shifting logic levels between different voltage domains, allowing seamless communication between devices operating at different voltage levels.
• Tri-State Outputs: The IC features tri-state outputs, which enable the user to disable the output drivers when not in use, reducing power consumption and preventing bus contention issues.
• High-Speed Operation: With a maximum operating frequency of 200MHz, this IC can handle high-speed data transmission in digital systems.

Advantages and Disadvantages

Advantages: - Wide supply voltage range allows compatibility with various systems. - Tri-state outputs provide flexibility and prevent bus conflicts. - High-speed operation enables efficient data transfer.

Disadvantages: - Limited number of channels (8) may not be sufficient for complex systems requiring more inputs/outputs. - TSSOP package may require careful handling during soldering due to its small size.

Working Principles

The SN74LVTH541PWR operates by receiving input signals from one voltage domain and shifting them to another voltage domain using level-shifting circuitry. The tri-state outputs allow the IC to drive the output lines when enabled, or disconnect them from the bus when disabled. This prevents signal interference and reduces power consumption.

Detailed Application Field Plans

The SN74LVTH541PWR is commonly used in various applications, including:

1. Microcontroller Interfacing: It facilitates communication between microcontrollers operating at different voltage levels.
2. Memory Interfaces: It enables data transfer between memory modules and controllers with different voltage requirements.
3. Bus Transceivers: It acts as a buffer between buses operating at different voltage levels, ensuring reliable data transmission.
4. Signal Level Conversion: It converts logic levels in mixed-voltage systems, allowing compatibility between different components.

Detailed and Complete Alternative Models

1. SN74LVC541APWR: Similar to SN74LVTH541PWR but operates at a lower voltage range (1.65V to 3.6V).
2. SN74HCT541N: A non-inverting octal buffer with similar functionality but operates at higher voltage levels (4.5V to 5.5V).
3. SN74LV1T34DBVR: A single-bit level shifter designed for low-voltage applications.

(Note: This list is not exhaustive and other alternative models may exist.)

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