SN74HC240DWRG4

Product Overview

• Category: Integrated Circuit
• Use: Logic Gate Buffer/Driver
• Characteristics: High-Speed, Octal Bus Buffer/Line Driver
• Package: SOIC-20
• Essence: Buffering and driving signals in digital circuits
• Packaging/Quantity: Tape and Reel, 2500 units per reel

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
• Propagation Delay Time: 10ns (typical)
• Output Current: ±6mA
• Input Capacitance: 3.5pF
• Output Capacitance: 8pF

Pin Configuration

The SN74HC240DWRG4 has a total of 20 pins arranged as follows:

1. GND
2. A1
3. A2
4. A3
5. A4
6. A5
7. A6
8. A7
9. OE#
10. Y7
11. Y6
12. Y5
13. Y4
14. Y3
15. Y2
16. Y1
17. VCC
18. B1
19. B2
20. B3

Functional Features

• Octal buffer/driver with 3-state outputs
• Non-inverting outputs
• High-speed operation
• Compatible with CMOS and TTL input levels
• Balanced propagation delays
• Low power consumption
• ESD protection on all inputs and outputs

Advantages and Disadvantages

Advantages: - High-speed operation allows for efficient signal buffering - Compatibility with both CMOS and TTL input levels provides versatility - Balanced propagation delays ensure accurate signal transmission - Low power consumption helps conserve energy

Disadvantages: - Limited output current may restrict use in certain applications - Input and output capacitance can affect circuit performance

Working Principles

The SN74HC240DWRG4 is an octal buffer/driver that operates by receiving input signals and buffering them to the outputs. The non-inverting nature of the outputs ensures that the buffered signals maintain their original logic levels. The device is designed to work with both CMOS and TTL input levels, making it compatible with a wide range of digital circuits. The balanced propagation delays help maintain signal integrity and minimize timing issues. The low power consumption of the IC makes it suitable for battery-powered devices.

Detailed Application Field Plans

The SN74HC240DWRG4 can be used in various applications, including:

1. Microcontroller interfacing: The IC can be used to buffer and drive signals between a microcontroller and other peripheral devices.
2. Data communication systems: It can be employed in data buses to ensure efficient signal transmission between different components.
3. Memory systems: The IC can be utilized in memory modules to buffer address and data signals.
4. Industrial automation: It can be integrated into control systems to buffer and drive signals between sensors, actuators, and controllers.
5. Automotive electronics: The IC can be used in automotive applications to buffer and drive signals in various subsystems.

Detailed and Complete Alternative Models

1. SN74HCT240N: Octal Buffer/Line Driver with 3-State Outputs, DIP-20 package
2. SN74LVC240APW: Octal Buffer/Driver with 3-State Outputs, TSSOP-20 package
3. SN74AHC240PW: Octal Buffer/Driver with 3-State Outputs, TSSOP-20 package
4. SN74LV1T240DBVR: Single Buffer/Driver with 3-State Output, SOT-23-5 package

These alternative models offer similar functionality and can be used as substitutes for the SN74HC240DWRG4 in various applications.

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