SN74HCT125DR

Product Overview

Category

SN74HCT125DR belongs to the category of integrated circuits (ICs).

Use

This IC is commonly used as a quad bus buffer gate with 3-state outputs.

Characteristics

• High-speed CMOS technology
• 3-state outputs for bus-oriented applications
• Wide operating voltage range: 2V to 6V
• Low power consumption
• Schmitt-trigger inputs for noise immunity
• Available in surface mount package

Package and Quantity

SN74HCT125DR is available in a small outline integrated circuit (SOIC) package. It is typically sold in reels or tubes containing multiple units.

Specifications

• Supply Voltage Range: 2V to 6V
• Input Voltage Range: 0V to VCC
• Output Voltage Range: 0V to VCC
• Operating Temperature Range: -40°C to +85°C
• Maximum Output Current: ±6mA
• Propagation Delay Time: 9ns (typical)

Detailed Pin Configuration

The SN74HCT125DR IC has a total of 14 pins, which are assigned specific functions: 1. Pin 1: Input 1 (A) 2. Pin 2: Output 1 (Y) 3. Pin 3: Enable 1 (GND) 4. Pin 4: Input 2 (B) 5. Pin 5: Output 2 (Y) 6. Pin 6: Enable 2 (GND) 7. Pin 7: GND (Ground) 8. Pin 8: Output 3 (Y) 9. Pin 9: Enable 3 (GND) 10. Pin 10: Input 3 (C) 11. Pin 11: Output 4 (Y) 12. Pin 12: Enable 4 (GND) 13. Pin 13: VCC (Positive Power Supply) 14. Pin 14: Input 4 (D)

Functional Features

• Quad buffer gate with 3-state outputs
• Allows bidirectional flow of data
• Provides buffering and isolation for bus lines
• Enables multiple devices to share a common bus

Advantages

• High-speed operation
• Wide operating voltage range
• Low power consumption
• Schmitt-trigger inputs for noise immunity
• Compact surface mount package

Disadvantages

• Limited output current capacity
• Not suitable for high-power applications

Working Principles

The SN74HCT125DR operates as a buffer gate, amplifying and isolating signals on the input lines. The 3-state outputs allow the IC to be effectively disconnected from the bus when not in use.

Detailed Application Field Plans

SN74HCT125DR finds applications in various fields, including: 1. Data communication systems 2. Industrial automation 3. Automotive electronics 4. Consumer electronics 5. Medical equipment

Alternative Models

Other alternative models that can be used instead of SN74HCT125DR include: 1. 74HC125 2. MC74HCT125 3. CD74HCT125 4. SN74LS125

These alternative models offer similar functionality and can be chosen based on specific requirements.

In conclusion, SN74HCT125DR is a versatile quad bus buffer gate IC with 3-state outputs. It offers high-speed operation, wide voltage range, and low power consumption. Its compact package makes it suitable for various applications in different industries.