74LVC125ADB,112

Product Overview

• Category: Integrated Circuit (IC)
• Use: Buffer/Driver
• Characteristics: Low-voltage CMOS Quad Bus Buffer with 3-state outputs
• Package: SOIC-14
• Essence: This IC is designed to provide buffering and driving capabilities for digital signals in low-voltage applications.
• Packaging/Quantity: Available in reels of 2500 units

Specifications

• Supply Voltage Range: 1.65V to 5.5V
• High-Level Input Voltage: 2V to VCC + 0.5V
• Low-Level Input Voltage: -0.5V to 0.8V
• High-Level Output Voltage: VCC - 0.5V
• Low-Level Output Voltage: 0.5V
• Maximum Continuous Output Current: ±24mA
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The 74LVC125ADB,112 IC has a total of 14 pins, which are assigned specific functions 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: Output Enable (OE)
10. Pin 10: Input 4 (A4)
11. Pin 11: Output 4 (Y4)
12. Pin 12: NC (No Connection)
13. Pin 13: NC (No Connection)
14. Pin 14: GND (Ground)

Functional Features

• Quad buffer with 3-state outputs
• Compatible with both 3.3V and 5V logic levels
• High-speed operation, suitable for various digital applications
• Low power consumption
• Schmitt-trigger action on all inputs allows slow input transition and better noise immunity
• Output enable control for easy interfacing with other devices

Advantages and Disadvantages

Advantages: - Wide supply voltage range allows compatibility with different systems - 3-state outputs provide flexibility in bus sharing applications - Low power consumption helps in energy-efficient designs - Schmitt-trigger inputs enhance noise immunity

Disadvantages: - Limited output current may restrict use in high-current applications - Only available in SOIC-14 package, limiting options for smaller form factors

Working Principles

The 74LVC125ADB,112 is a quad buffer with 3-state outputs. It operates as a voltage level translator, taking input signals from one logic level and providing buffered output signals at another logic level. The IC uses CMOS technology, allowing it to operate at low-voltage levels while maintaining high-speed performance.

The Schmitt-trigger inputs ensure that the IC can tolerate slow input transitions and provide better noise immunity. The output enable pin allows the user to control the output state, enabling or disabling the buffer as required.

Detailed Application Field Plans

The 74LVC125ADB,112 IC finds applications in various digital systems where buffering and driving of signals are required. Some common application fields include:

1. Microcontrollers and microprocessors
2. Communication systems
3. Data acquisition systems
4. Industrial automation
5. Automotive electronics
6. Consumer electronics

Detailed and Complete Alternative Models

1. SN74LVC125A: Similar quad buffer IC from Texas Instruments
2. MC74LVC125A: Quad buffer IC from ON Semiconductor
3. 74HC125: Quad buffer IC with similar functionality from various manufacturers

These alternative models offer similar features and can be used as replacements for the 74LVC125ADB,112 in different applications.

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