SN74ALVCH244PWR

Basic Information Overview

• Category: Integrated Circuit (IC)
• Use: Buffer/Line Driver
• Characteristics:
  • Low-voltage CMOS technology
  • High-speed operation
  • Wide operating voltage range
  • Schmitt-trigger inputs for noise immunity
• Package: TSSOP (Thin Shrink Small Outline Package)
• Essence: Logic buffer with 8 channels
• 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
• Propagation Delay: 2.5ns (typical)
• Output Drive Capability: ±24mA
• Input Capacitance: 3pF (typical)

Detailed Pin Configuration

The SN74ALVCH244PWR has a total of 20 pins, which are assigned as follows:

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

Functional Features

The SN74ALVCH244PWR is an octal buffer/line driver designed for low-voltage applications. It operates at a wide voltage range, making it suitable for various digital systems. The device features Schmitt-trigger inputs, which provide noise immunity and improve signal integrity. With its high-speed operation and low propagation delay, the SN74ALVCH244PWR ensures efficient data transmission.

Advantages and Disadvantages

Advantages: - Low-voltage operation - High-speed performance - Wide operating voltage range - Noise immunity with Schmitt-trigger inputs - Compact TSSOP package

Disadvantages: - Limited output drive capability compared to some other ICs - Not suitable for high-power applications

Working Principles

The SN74ALVCH244PWR acts as a buffer or line driver, receiving input signals and amplifying them to drive output loads. It operates using low-voltage CMOS technology, allowing for efficient power consumption. The Schmitt-trigger inputs ensure reliable switching even in the presence of noise or signal distortions. The device's internal circuitry enables fast signal propagation, minimizing delays in data transmission.

Detailed Application Field Plans

The SN74ALVCH244PWR finds applications in various fields, including but not limited to: - Microprocessor-based systems - Data communication networks - Industrial automation - Automotive electronics - Consumer electronics

In microprocessor-based systems, the SN74ALVCH244PWR can be used to interface between different voltage domains, ensuring proper signal translation and compatibility. In data communication networks, it helps in buffering and driving signals across long distances. Industrial automation and automotive electronics benefit from its low-voltage operation and noise immunity. In consumer electronics, it can be used for level shifting and signal amplification.

Detailed and Complete Alternative Models

• SN74ALVC244PW: Similar to SN74ALVCH244PWR but operates at a lower voltage range (1.2V to 3.6V).
• SN74LVC244APW: Operates at a wider voltage range (1.65V to 5.5V) and has higher output drive capability.
• SN74LVTH244APW: Offers tri-state outputs, allowing for bus sharing and increased flexibility.

These alternative models provide similar functionality with slight variations in voltage range, output drive capability, and additional features like tri-state outputs.

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