PI74FCT244CTQE

Basic Information 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 level translation and signal buffering
• 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: 3.8ns (typical)
• Output Drive Current: ±24mA
• Input Capacitance: 4pF (typical)
• Output Capacitance: 6pF (typical)

Detailed Pin Configuration

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

Functional Features

• Non-inverting buffer with 3-state outputs
• High-speed operation suitable for clock and data signals
• Low power consumption
• Wide operating voltage range
• ESD (Electrostatic Discharge) protection on all inputs and outputs

Advantages

• Provides logic level translation between different voltage domains
• Enables signal buffering to prevent signal degradation
• Supports high-speed data transmission
• Low power consumption helps in reducing overall system energy requirements
• ESD protection ensures robustness against electrostatic discharge events

Disadvantages

• Limited number of input/output channels (8 in this case)
• Not suitable for bidirectional communication
• Requires external pull-up or pull-down resistors for proper operation

Working Principles

The PI74FCT244CTQE is a non-inverting buffer IC that provides logic level translation and signal buffering. It operates by receiving input signals on the A1-A7 pins and amplifying them to the corresponding Y1-Y8 output pins. The OE pin controls the output enable/disable function, allowing the outputs to be put into a high-impedance state when disabled.

Detailed Application Field Plans

• Digital communication systems
• Microprocessor-based systems
• Data storage devices
• Networking equipment
• Industrial automation systems
• Automotive electronics

Detailed and Complete Alternative Models

• SN74FCT244: Similar functionality, different package (DIP)
• 74ACT244: Similar functionality, higher speed, different voltage range
• MC74FCT244: Similar functionality, different manufacturer

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