74LVX125SJX

Product Overview

• Category: Integrated Circuit (IC)
• Use: Logic Level Shifter
• Characteristics: High-speed, low-power, non-inverting buffer/line driver
• Package: SOIC (Small Outline Integrated Circuit)
• Essence: Logic level shifting and signal buffering
• Packaging/Quantity: Tape and Reel, 2500 pieces per reel

Specifications

• Supply Voltage Range: 2.7V to 5.5V
• Input Voltage Range: 0V to VCC
• Output Voltage Range: 0V to VCC
• Maximum Operating Frequency: 100MHz
• Number of Channels: 4
• Input/Output Type: Non-Inverting
• Propagation Delay Time: 6ns (typical)
• Output Drive Capability: ±24mA

Detailed Pin Configuration

The 74LVX125SJX has a total of 14 pins, which are assigned as follows:

1. Pin 1: Input 1 (A1)
2. Pin 2: Output 1 (Y1)
3. Pin 3: Input 2 (A2)
4. Pin 4: Output 2 (Y2)
5. Pin 5: GND (Ground)
6. Pin 6: Input 3 (A3)
7. Pin 7: Output 3 (Y3)
8. Pin 8: VCC (Supply Voltage)
9. Pin 9: Input 4 (A4)
10. Pin 10: Output 4 (Y4)
11. Pin 11: Enable (G)
12. Pin 12: NC (No Connection)
13. Pin 13: NC (No Connection)
14. Pin 14: GND (Ground)

Functional Features

• Non-inverting buffer/line driver with 3-state outputs
• Allows voltage level shifting between different logic families
• Provides signal buffering to prevent loading of the driving circuit
• Supports bidirectional data flow
• High-speed operation with low power consumption
• 3-state outputs allow multiple devices to share a common bus

Advantages and Disadvantages

Advantages: - Wide supply voltage range allows compatibility with various systems - High-speed operation enables fast data transmission - Low power consumption helps in reducing overall system energy usage - Non-inverting nature simplifies interfacing between different logic families

Disadvantages: - Limited number of channels (4) may not be sufficient for complex applications - Propagation delay time may affect timing-sensitive designs - Requires careful consideration of input/output voltage levels to avoid signal distortion

Working Principles

The 74LVX125SJX is a logic level shifter that operates by receiving input signals from one logic family and converting them to a compatible voltage level for another logic family. It utilizes non-inverting buffers to ensure signal integrity during level shifting. The device also acts as a line driver, providing signal buffering to prevent excessive loading on the driving circuit.

The IC operates within a wide supply voltage range, allowing it to interface with various systems. Its high-speed operation ensures fast data transmission, while its low power consumption makes it suitable for battery-powered applications. The 3-state outputs enable multiple devices to share a common bus, enhancing system flexibility.

Detailed Application Field Plans

The 74LVX125SJX finds applications in various fields where logic level shifting and signal buffering are required. Some potential application areas include:

1. Microcontroller Interfacing: The IC can be used to interface microcontrollers operating at different voltage levels, enabling seamless communication between them.
2. Communication Systems: It can be employed in communication systems to convert logic levels between different protocols, such as UART, SPI, or I2C.
3. Industrial Automation: The device can be utilized in industrial automation systems to interface between different control modules operating at different voltage levels.
4. Consumer Electronics: It finds applications in consumer electronics devices where logic level shifting is necessary, such as smartphones, tablets, and gaming consoles.

Detailed and Complete Alternative Models

1. 74LVX14: Hex Schmitt-Trigger Inverter
2. 74LVX244: Octal Buffer/Line Driver with 3-State Outputs
3. 74LVX573: Octal D-Type Flip-Flop with 3-State Outputs
4. 74LVX4245: Octal Dual Supply Transceiver with 3-State Outputs
5. 74LVX541: Octal Buffer/Line Driver with 3-State Outputs

These alternative models offer similar functionality and can be considered as alternatives to the 74LVX125SJX based on specific application requirements.

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