PI74FCT240ATQ

Product Overview

• Category: Integrated Circuit (IC)
• Use: Buffer/Line Driver
• Characteristics: High-speed, low-power, non-inverting
• Package: 20-pin TSSOP (Thin Shrink Small Outline Package)
• Essence: Logic buffer with tri-state outputs
• Packaging/Quantity: Tape and reel, 2500 units per reel

Specifications

• Supply Voltage: 4.5V to 5.5V
• Input Voltage: 0V to VCC
• Output Voltage: 0V to VCC
• Operating Temperature Range: -40°C to +85°C
• Propagation Delay Time: 3.8ns (typical)
• Output Drive Capability: ±24mA

Detailed Pin Configuration

The PI74FCT240ATQ has a total of 20 pins, numbered as follows:

1. GND (Ground)
2. A1 (Input A1)
3. B1 (Input B1)
4. Y1 (Output Y1)
5. A2 (Input A2)
6. B2 (Input B2)
7. Y2 (Output Y2)
8. A3 (Input A3)
9. B3 (Input B3)
10. Y3 (Output Y3)
11. A4 (Input A4)
12. B4 (Input B4)
13. Y4 (Output Y4)
14. OE (Output Enable)
15. GND (Ground)
16. Y5 (Output Y5)
17. B5 (Input B5)
18. A5 (Input A5)
19. Y6 (Output Y6)
20. VCC (Power Supply)

Functional Features

• Non-inverting buffer with tri-state outputs
• High-speed operation suitable for bus-oriented applications
• Low power consumption
• 3-state outputs allow multiple devices to share a common bus

Advantages and Disadvantages

Advantages: - High-speed operation enables efficient data transfer - Low power consumption helps reduce energy usage - Tri-state outputs allow for bus sharing, increasing flexibility in system design

Disadvantages: - Limited output drive capability may not be suitable for high-current applications - Requires external pull-up resistors for proper operation in some cases

Working Principles

The PI74FCT240ATQ is a buffer/line driver IC that amplifies and buffers digital signals. It operates by receiving input signals on the A1-A5 and B1-B5 pins and providing amplified outputs on the Y1-Y6 pins. The OE pin controls the output enable/disable function, allowing the device to enter a high-impedance state when disabled.

Detailed Application Field Plans

The PI74FCT240ATQ is commonly used in various applications, including:

1. Data communication systems: It can be used to amplify and buffer signals in data transmission lines, ensuring reliable and accurate data transfer.
2. Microprocessor-based systems: The IC can be employed to interface between the microprocessor and other peripheral devices, enhancing signal integrity and reducing noise.
3. Memory systems: It can be utilized to drive address and data buses in memory modules, facilitating efficient data transfer between the memory and the processor.

Detailed and Complete Alternative Models

1. SN74FCT240: Similar non-inverting buffer/line driver IC with tri-state outputs, offered by Texas Instruments.
2. MC74FCT240A: Non-inverting octal buffer/line driver IC with tri-state outputs, manufactured by ON Semiconductor.
3. CD74FCT240: Octal buffer/line driver IC with tri-state outputs, produced by Texas Instruments.

These alternative models offer similar functionality and can be considered as substitutes for the PI74FCT240ATQ in various applications.

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