SN74ALVC244IPWREP

Basic Information Overview

• Category: Integrated Circuit
• 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 Translator
• 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 Time: 2.5ns (typical)
• Output Drive Capability: ±24mA

Detailed Pin Configuration

The SN74ALVC244IPWREP has a total of 20 pins, which are assigned as follows:

• Pin 1: Output Y1
• Pin 2: Input A1
• Pin 3: Input B1
• Pin 4: GND (Ground)
• Pin 5: Input C1
• Pin 6: Input D1
• Pin 7: Output Y2
• Pin 8: Output Y3
• Pin 9: Input D2
• Pin 10: Input C2
• Pin 11: GND (Ground)
• Pin 12: Input B2
• Pin 13: Input A2
• Pin 14: Output Y4
• Pin 15: VCC (Supply Voltage)
• Pin 16: Output Enable (OE)
• Pin 17: GND (Ground)
• Pin 18: Output Enable (OE)
• Pin 19: Output Y5
• Pin 20: Output Y6

Functional Features

• Logic level translation between different voltage domains
• High-speed data transmission
• Bi-directional data flow capability
• Schmitt-trigger inputs for improved noise immunity
• Low power consumption

Advantages and Disadvantages

Advantages

• Wide operating voltage range allows compatibility with various systems
• High-speed CMOS technology enables fast data transfer
• Schmitt-trigger inputs provide robustness against noise
• Low power consumption helps in energy-efficient designs

Disadvantages

• Limited output drive capability may not be suitable for high-current applications
• TSSOP package may require careful handling during assembly

Working Principles

The SN74ALVC244IPWREP is a buffer/line driver integrated circuit that facilitates logic level translation between different voltage domains. It operates using high-speed CMOS technology, which ensures fast data transmission while consuming low power. The device features Schmitt-trigger inputs, which enhance its noise immunity.

The IC has four input channels and six output channels, allowing bi-directional data flow. The logic levels of the input signals are translated to the corresponding levels of the output signals, enabling seamless communication between devices operating at different voltage levels.

Detailed Application Field Plans

The SN74ALVC244IPWREP finds applications in various fields, including:

1. Microcontroller interfacing: It can be used to interface microcontrollers operating at different voltage levels.
2. Level shifting: The IC enables voltage level shifting in mixed-signal systems, ensuring compatibility between different components.
3. Signal buffering: It can be employed to buffer and amplify weak signals, enhancing their integrity during transmission.
4. Bus driving: The device is suitable for driving buses in digital systems, maintaining signal integrity across multiple devices.

Detailed and Complete Alternative Models

1. SN74LVC244A: This model offers similar functionality with a wider operating voltage range (1.65V to 5.5V).
2. SN74LVCH244A: It provides similar features but operates at a lower supply voltage range (1.2V to 3.6V).
3. SN74AHCT244: This model offers higher output drive capability (±24mA) and operates at a wider temperature range (-55°C to +125°C).

These alternative models can be considered based on specific application requirements and system constraints.

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