SN74AC244DBR

Product Overview

• Category: Integrated Circuit (IC)
• Use: Buffer/Line Driver
• Characteristics: High-speed, low-power, non-inverting
• Package: SOIC (Small Outline Integrated Circuit)
• Essence: Logic gate buffer with 8 channels
• Packaging/Quantity: Tape and Reel, 2500 pieces per reel

Specifications

• Supply Voltage Range: 2V to 6V
• Input Voltage Range: 0V to VCC
• Output Voltage Range: 0V to VCC
• Maximum Operating Frequency: 125 MHz
• Propagation Delay Time: 4.5 ns (typical)
• Output Current: ±24 mA
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The SN74AC244DBR has a total of 20 pins, which are arranged as follows:

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

Functional Features

• Non-inverting buffer with 8 channels
• High-speed operation suitable for various applications
• Low power consumption
• Wide supply voltage range allows compatibility with different systems
• Output can drive up to ±24 mA, making it suitable for driving capacitive loads

Advantages and Disadvantages

Advantages: - High-speed operation enables efficient data transfer - Low power consumption helps in reducing overall system energy usage - Wide supply voltage range provides flexibility in system design - Can drive capacitive loads without external components

Disadvantages: - Limited number of channels (8) may not be sufficient for certain applications requiring more inputs/outputs - Propagation delay time may affect timing-sensitive applications

Working Principles

The SN74AC244DBR is a non-inverting buffer IC that amplifies and transfers digital signals from its input pins to the corresponding output pins. It operates by using transistors to control the flow of current through the internal circuitry, ensuring proper signal amplification and transmission.

Detailed Application Field Plans

The SN74AC244DBR is commonly used in various applications, including:

1. Data communication systems
2. Microprocessor-based systems
3. Memory interfaces
4. Industrial automation
5. Automotive electronics
6. Consumer electronics

Detailed and Complete Alternative Models

Some alternative models to the SN74AC244DBR include:

1. SN74ACT244: Similar functionality but with faster operating speed
2. SN74HC244: Higher voltage tolerance and wider temperature range
3. SN74LV244A: Lower voltage operation and reduced power consumption
4. SN74LVC244A: Lower voltage operation, reduced power consumption, and higher speed

These alternative models offer similar functionality but may have different specifications and characteristics, allowing users to choose the most suitable option for their specific requirements.

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