SN74ABT2244ADWR

Product Overview

• Category: Integrated Circuit (IC)
• Use: Buffer/Line Driver
• Characteristics: High-speed, low-power, non-inverting
• Package: SOIC (Small Outline Integrated Circuit)
• Essence: Provides buffering and line driving capabilities for digital signals
• Packaging/Quantity: Tape and Reel, 2500 units per reel

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
• Input Capacitance: 3pF
• Output Capacitance: 6pF
• Propagation Delay Time: 2.8ns (typical)
• Output Current: ±24mA

Detailed Pin Configuration

The SN74ABT2244ADWR has a total of 20 pins arranged as follows:

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

Functional Features

• Non-inverting buffer/line driver
• High-speed operation
• Low power consumption
• 3-state outputs for bus-oriented applications
• Output enable control for easy interfacing with other devices

Advantages and Disadvantages

Advantages: - High-speed operation allows for efficient signal transmission - Low power consumption helps conserve energy - 3-state outputs enable easy integration into bus systems - Output enable control provides flexibility in device interfacing

Disadvantages: - Limited voltage range (4.5V to 5.5V) - Relatively small input and output capacitance may limit performance in certain applications

Working Principles

The SN74ABT2244ADWR is a non-inverting buffer/line driver that amplifies and drives digital signals. It operates by receiving input signals on the A1-A5 and B1-B4 pins, and providing amplified output signals on the Y1-Y5 pins. The OE pins are used to enable or disable the outputs.

When the OE pin is low (active), the outputs are enabled and mirror the inputs. When the OE pin is high (inactive), the outputs are in a high-impedance state, effectively disconnecting them from the circuit.

The IC operates within a specified supply voltage range and converts low-level input signals into higher-level output signals, ensuring reliable signal transmission.

Detailed Application Field Plans

The SN74ABT2244ADWR is commonly used in various applications, including:

1. Data communication systems
2. Memory interfaces
3. Address decoding circuits
4. Bus drivers
5. Clock distribution networks

Its high-speed operation, low power consumption, and 3-state outputs make it suitable for these applications where efficient signal transmission and compatibility with bus systems are crucial.

Detailed and Complete Alternative Models

1. SN74ABT2244A: Similar to SN74ABT2244ADWR, but available in a different package (TSSOP)
2. SN74ACT244: Non-inverting buffer/line driver with similar characteristics, but operates at a higher voltage range (2V to 6V)
3. SN74LVC244A: Low-voltage non-inverting buffer/line driver with similar functionality, but designed for lower voltage applications (1.65V to 5.5V)

These alternative models offer similar features and can be used as substitutes depending on specific requirements and compatibility with existing systems.

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