Encyclopedia Entry: 74ABT2244PW,118

Product Overview

• Category: Integrated Circuit (IC)
• Use: Buffer/Line Driver
• Characteristics: High-speed, low-power, non-inverting, tri-state output
• Package: TSSOP (Thin Shrink Small Outline Package)
• Essence: This IC is designed to provide buffering and line driving capabilities in digital circuits.
• Packaging/Quantity: The 74ABT2244PW,118 is typically sold in reels of 2,500 units.

Specifications

• Supply Voltage: 4.5V to 5.5V
• Logic Family: ABT
• Number of Channels: 8
• Input/Output Compatibility: TTL, CMOS
• Operating Temperature Range: -40°C to +85°C
• Propagation Delay: 3.5 ns (typical)
• Output Current: ±24 mA

Detailed Pin Configuration

The 74ABT2244PW,118 has a total of 20 pins, which are assigned as follows:

Pin 1: Output Y7 Pin 2: GND Pin 3: Input A7 Pin 4: Input B7 Pin 5: Output Y6 Pin 6: GND Pin 7: Input A6 Pin 8: Input B6 Pin 9: Output Y5 Pin 10: GND Pin 11: Input A5 Pin 12: Input B5 Pin 13: Output Y4 Pin 14: GND Pin 15: Input A4 Pin 16: Input B4 Pin 17: Output Y3 Pin 18: GND Pin 19: Input A3 Pin 20: Input B3

Functional Features

• Non-inverting buffer/line driver with tri-state outputs
• High-speed operation suitable for use in high-frequency digital systems
• Low power consumption, making it energy-efficient
• Wide supply voltage range allows compatibility with various systems
• TTL and CMOS input/output compatibility simplifies interfacing with different logic families

Advantages

• Provides buffering and line driving capabilities, enhancing signal integrity in digital circuits
• High-speed operation enables efficient data transmission
• Tri-state outputs allow multiple devices to share a common bus without interference
• Low power consumption reduces overall system energy requirements

Disadvantages

• Limited number of channels (8) may not be sufficient for complex applications requiring more inputs/outputs
• Propagation delay of 3.5 ns (typical) may introduce slight timing issues in critical timing-sensitive applications

Working Principles

The 74ABT2244PW,118 is based on advanced BiCMOS technology, combining the advantages of both bipolar and CMOS technologies. It operates by receiving input signals from the A and B pins, amplifying them, and driving the corresponding output pins (Y). The tri-state feature allows the outputs to be disabled, effectively disconnecting them from the circuit when not needed.

Detailed Application Field Plans

The 74ABT2244PW,118 is commonly used in various digital systems, including: - Microprocessors and microcontrollers - Memory modules - Data communication equipment - Industrial control systems - Automotive electronics

Alternative Models

• SN74ABT2244A by Texas Instruments
• MC74ABT2244 by ON Semiconductor
• CD74ABT2244 by Texas Instruments

These alternative models offer similar functionality and can be used as substitutes for the 74ABT2244PW,118 in compatible applications.

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