SN74AHC240NSR

Product Overview

• Category: Integrated Circuit
• Use: Logic Gate Buffer/Driver
• Characteristics: High-Speed, Low-Power, Non-Inverting
• Package: SOIC (Small Outline Integrated Circuit)
• Essence: Buffer/Driver for digital signals
• Packaging/Quantity: Tape and Reel, 2500 pieces per reel

Specifications

• Supply Voltage Range: 2V to 5.5V
• Input Voltage Range: 0V to VCC
• Output Voltage Range: 0V to VCC
• Maximum Operating Frequency: 50MHz
• Propagation Delay Time: 6ns
• Output Current: ±8mA
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The SN74AHC240NSR has a total of 20 pins, which are assigned as follows:

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

Functional Features

• Non-inverting buffer/driver for digital signals
• High-speed operation with low power consumption
• 3-state outputs for bus-oriented applications
• Compatible with TTL (Transistor-Transistor Logic) and CMOS (Complementary Metal-Oxide-Semiconductor) logic levels

Advantages and Disadvantages

Advantages: - High-speed operation allows for efficient signal buffering - Low power consumption helps in reducing overall system energy requirements - 3-state outputs enable easy integration into bus-oriented applications - Compatibility with TTL and CMOS logic levels ensures versatility in various systems

Disadvantages: - Limited output current may restrict usage in certain high-current applications - Propagation delay time of 6ns may not be suitable for ultra-high-speed applications

Working Principles

The SN74AHC240NSR is a buffer/driver integrated circuit that amplifies and controls digital signals. It operates by receiving input signals on the A1 to A8 pins and providing amplified outputs on the Y1 to Y8 pins. The OE pin controls the output enable/disable functionality, allowing the device to be easily integrated into bus-oriented systems.

Detailed Application Field Plans

The SN74AHC240NSR finds application in various fields, including:

1. Microcontrollers: Used as a buffer/driver for interfacing microcontrollers with external devices.
2. Communication Systems: Enables signal buffering and level shifting in communication circuits.
3. Industrial Automation: Facilitates signal amplification and control in industrial automation systems.
4. Automotive Electronics: Provides signal buffering and driving capabilities in automotive electronic modules.
5. Consumer Electronics: Utilized in audio/video equipment, gaming consoles, and other consumer electronics for signal processing.

Detailed and Complete Alternative Models

1. SN74AHC244NSR: Octal Buffer/Driver with 3-State Outputs
2. SN74AHC541NSR: Octal Buffer/Driver with 3-State Outputs and Schmitt-Trigger Inputs
3. SN74AHC125NSR: Quad Buffer/Driver with 3-State Outputs
4. SN74AHC573NSR: Octal Transparent D-Type Latch with 3-State Outputs

These alternative models offer similar functionality and characteristics to the SN74AHC240NSR, providing options for different system requirements.

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