SN74HC125ANSR

Product Overview

• Category: Integrated Circuit (IC)
• Use: Buffer/Line Driver
• Characteristics: High-speed, Non-Inverting, Quad Bus Buffer Gate
• Package: SOIC (Small Outline Integrated Circuit)
• Essence: Logic Level Shifter
• Packaging/Quantity: Tape and Reel, 2500 pieces per reel

Specifications

• Supply Voltage Range: 2V to 6V
• Input Voltage Range: 0V to VCC
• Output Voltage Range: 0V to VCC
• High-Level Input Voltage: 0.7 x VCC
• Low-Level Input Voltage: 0.3 x VCC
• High-Level Output Voltage: 0.9 x VCC
• Low-Level Output Voltage: 0.1 x VCC
• Maximum Operating Frequency: 50 MHz
• Number of Pins: 14

Detailed Pin Configuration

1. OE (Output Enable) - Active Low Output Enable
2. Y1 - Output 1
3. A1 - Input 1
4. GND - Ground
5. A2 - Input 2
6. Y2 - Output 2
7. A3 - Input 3
8. VCC - Positive Power Supply
9. Y3 - Output 3
10. A4 - Input 4
11. Y4 - Output 4
12. GND - Ground
13. NC (No Connection)
14. OE (Output Enable) - Active Low Output Enable

Functional Features

• Non-Inverting Buffer/Line Driver
• High-Speed Operation
• 3-State Outputs for Bus-Oriented Applications
• Wide Operating Voltage Range
• Compatible with TTL and CMOS Logic Levels

Advantages and Disadvantages

Advantages

• High-speed operation allows for efficient data transfer.
• Non-inverting buffer ensures signal integrity.
• Wide operating voltage range provides flexibility in various applications.
• 3-state outputs enable bus-oriented applications.

Disadvantages

• Limited maximum operating frequency of 50 MHz may not be suitable for high-frequency applications.
• Only compatible with TTL and CMOS logic levels, limiting its use with other logic families.

Working Principles

The SN74HC125ANSR is a quad bus buffer gate that operates as a non-inverting line driver. It takes input signals from four separate channels and provides buffered output signals. The device uses a 3-state output configuration, allowing multiple devices to share the same bus without interfering with each other. The active low output enable (OE) pin controls the output state, enabling or disabling the outputs as required.

Detailed Application Field Plans

The SN74HC125ANSR is commonly used in various applications, including:

1. Data Communication Systems: It can be used to buffer and drive signals between different components in data communication systems, ensuring reliable data transmission.

2. Industrial Automation: The device finds application in industrial automation systems where it helps interface different modules and devices, enhancing overall system performance.

3. Automotive Electronics: It is utilized in automotive electronics for signal buffering and level shifting, enabling seamless communication between different subsystems.

4. Consumer Electronics: The IC is employed in consumer electronic devices such as televisions, audio systems, and gaming consoles to ensure proper signal transmission and compatibility.

Detailed and Complete Alternative Models

Some alternative models to SN74HC125ANSR include:

1. SN74HCT125N: Similar functionality but with TTL logic compatibility.
2. MC74HC125AN: Equivalent device from a different manufacturer.
3. CD74HC125E: Another alternative with similar specifications and features.

These alternative models can be considered based on specific requirements and availability.

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