SN74ALVC244PWRE4

Product Overview

• Category: Integrated Circuit (IC)
• Use: Buffer/Line Driver
• Characteristics:
  • High-speed CMOS technology
  • Low power consumption
  • Wide operating voltage range
  • Schmitt-trigger inputs for noise immunity
• Package: 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 Range: 1.65V to 3.6V
• 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: 5pF
• Propagation Delay Time: 2.8ns (typical)
• Maximum Quiescent Current: 10µA

Detailed Pin Configuration

The SN74ALVC244PWRE4 has a total of 20 pins, which are assigned as follows:

1. A1
2. Y1
3. A2
4. Y2
5. GND
6. Y3
7. A3
8. Y4
9. A4
10. Y5
11. GND
12. Y6
13. A5
14. Y7
15. A6
16. Y8
17. VCC
18. OE#
19. GND
20. OE#

Functional Features

• Logic level translation between different voltage domains
• Signal buffering to drive capacitive loads
• Schmitt-trigger inputs for improved noise immunity
• Bi-directional data flow capability
• High-speed operation suitable for time-critical applications

Advantages and Disadvantages

Advantages: - Wide operating voltage range allows compatibility with various systems - Low power consumption for energy-efficient designs - Schmitt-trigger inputs provide robustness against noise - Bi-directional data flow enables versatile usage

Disadvantages: - Limited number of input/output channels (8 in total) - Propagation delay may affect timing-sensitive applications

Working Principles

The SN74ALVC244PWRE4 is a buffer/line driver IC that operates as a voltage level translator and signal buffer. It takes input signals from one voltage domain and translates them to another voltage domain, allowing seamless communication between different parts of a system. The Schmitt-trigger inputs ensure reliable operation even in the presence of noise. The bi-directional data flow capability enables bidirectional communication.

Detailed Application Field Plans

The SN74ALVC244PWRE4 finds applications in various fields, including:

1. Microcontroller interfacing
2. Data communication systems
3. Industrial automation
4. Automotive electronics
5. Consumer electronics

In microcontroller interfacing, it can be used to translate logic levels between a microcontroller and other peripheral devices. In data communication systems, it helps in level shifting between different communication protocols. In industrial automation, it aids in connecting sensors and actuators with control systems. In automotive electronics, it facilitates communication between different modules within a vehicle. In consumer electronics, it assists in interfacing between different components of audio/video systems.

Detailed and Complete Alternative Models

Some alternative models to SN74ALVC244PWRE4 are:

1. SN74LVC244A: Similar functionality with lower power consumption
2. SN74LVCH244A: Higher speed operation with similar characteristics
3. 74HC244: Compatible with TTL logic levels
4. 74HCT244: TTL-compatible with improved noise immunity

These alternative models offer similar functionality but may have different characteristics or operating parameters. The choice of the specific model depends on the requirements of the application and the desired trade-offs between power consumption, speed, and compatibility with other components.

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