SN74BCT8240ADW

Product Overview

• Category: Integrated Circuit (IC)
• Use: Logic Buffer/Driver
• Characteristics:
  • High-speed, low-power Schottky TTL compatible
  • 8-bit non-inverting buffer/driver
  • 20-pin SOIC package
  • Operating voltage range: 4.5V to 5.5V
  • Output current: ±24mA
• Essence: The SN74BCT8240ADW is a high-performance buffer/driver IC designed for use in various digital logic applications.
• Packaging/Quantity: The SN74BCT8240ADW is available in a 20-pin Small Outline Integrated Circuit (SOIC) package. It is typically sold in reels of 250 units.

Specifications

• Supply Voltage Range: 4.5V to 5.5V
• Input Voltage Range: 0V to VCC
• Output Voltage Range: 0V to VCC
• Operating Temperature Range: -40°C to +85°C
• Propagation Delay Time: 6ns (typical)
• Output Current: ±24mA
• Input Capacitance: 3pF (typical)
• Package Type: SOIC-20

Pin Configuration

The SN74BCT8240ADW has a total of 20 pins. The pin configuration is as follows:

__ __ A1 |1 `--' 20| VCC A2 |2 19| B1 A3 |3 18| B2 A4 |4 17| B3 A5 |5 SN 16| B4 A6 |6 74 15| B5 A7 |7 BCT 14| B6 A8 |8 8240 13| B7 GND |9 12| B8 OE |10 11| GND ``````````

Functional Features

• Non-inverting buffer/driver: The SN74BCT8240ADW provides non-inverting buffering and driving capabilities for digital signals.
• High-speed operation: It is designed to operate at high speeds, making it suitable for applications requiring fast signal propagation.
• Low-power consumption: The IC is optimized for low power consumption, making it energy-efficient.
• Schottky TTL compatibility: It is compatible with Schottky Transistor-Transistor Logic (TTL) levels, ensuring seamless integration with existing TTL-based systems.

Advantages and Disadvantages

Advantages: - High-speed operation allows for quick signal processing. - Low-power consumption helps in reducing overall system power requirements. - Schottky TTL compatibility ensures easy integration with existing TTL-based circuits.

Disadvantages: - Limited output current may restrict its use in certain high-current applications. - Availability in only one package type may limit flexibility in circuit design.

Working Principles

The SN74BCT8240ADW operates by receiving digital input signals on the A1-A8 pins. These signals are then buffered and amplified by the internal circuitry. The resulting output signals are available on the corresponding B1-B8 pins. The OE (Output Enable) pin controls the output state, allowing the user to enable or disable the output as needed.

Detailed Application Field Plans

The SN74BCT8240ADW can be used in various digital logic applications, including but not limited to: - Data communication systems - Microprocessor interfacing - Memory address decoding - Clock distribution networks - Bus drivers

Alternative Models

• SN74BCT8240ADWR: Similar to SN74BCT8240ADW, but available in a tape and reel packaging option.
• SN74BCT8240ADWG4: Green (RoHS compliant) version of SN74BCT8240ADW.
• SN74BCT8240ADWE4: Extended temperature range variant (-40°C to +125°C) of SN74BCT8240ADW.

These alternative models offer similar functionality with slight variations in packaging, environmental compliance, or operating temperature range.

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