Encyclopedia Entry: 74FCT16244CTPAG

Product Information Overview

• Category: Integrated Circuit (IC)
• Use: Buffer/Driver
• Characteristics: High-speed, low-power, non-inverting, 16-bit bus transceiver
• Package: TSSOP (Thin Shrink Small Outline Package)
• Essence: Facilitates bidirectional data transfer between two buses with different voltage levels
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Logic Family: FCT
• Number of Bits: 16
• Input Voltage Range: 4.5V to 5.5V
• Output Voltage Range: 4.5V to 5.5V
• Operating Temperature Range: -40°C to +85°C
• Propagation Delay Time: 3.8ns (typical)
• Output Drive Strength: ±24mA
• Supply Current: 10mA (typical)

Detailed Pin Configuration

The 74FCT16244CTPAG IC has a total of 48 pins, which are distributed as follows:

• Pin 1: Output Enable (OE) for Channel 1
• Pin 2: Channel 1 Data Input (A1)
• Pin 3: Channel 1 Data Output (B1)
• Pin 4: Ground (GND)
• Pin 5: Channel 2 Data Output (B2)
• Pin 6: Channel 2 Data Input (A2)
• Pin 7: Output Enable (OE) for Channel 2
• Pins 8-15: Reserved
• Pins 16-33: Channel 1 Data Bus (A1-B1)
• Pins 34-41: Reserved
• Pins 42-49: Channel 2 Data Bus (A2-B2)
• Pins 50-48: VCC (Power Supply)

Functional Features

• Bidirectional data transfer between two buses with different voltage levels
• Non-inverting buffer/driver functionality
• High-speed operation with low propagation delay time
• Output drive strength suitable for driving heavily loaded buses
• Output enable control for each channel allows independent bus control

Advantages and Disadvantages

Advantages: - Facilitates seamless communication between buses operating at different voltage levels - Provides reliable buffering and driving capabilities for high-speed data transfer - Low power consumption enhances energy efficiency - Compact TSSOP package enables space-saving integration in electronic systems

Disadvantages: - Limited to 16-bit data bus width - Requires careful consideration of voltage compatibility between connected buses

Working Principles

The 74FCT16244CTPAG is designed to act as a bidirectional buffer/driver for transferring data between two buses operating at different voltage levels. It employs non-inverting logic, ensuring that the output signal matches the input signal polarity. The IC features separate output enable controls for each channel, allowing independent control of the data buses. This enables efficient data transfer without interference.

Detailed Application Field Plans

The 74FCT16244CTPAG finds applications in various fields, including:

1. Computer Systems: Facilitating communication between different voltage level buses within a computer system.
2. Networking Equipment: Enabling data transfer between buses operating at varying voltage levels in routers, switches, and other networking devices.
3. Industrial Automation: Supporting bidirectional data exchange between control systems and peripheral devices.
4. Automotive Electronics: Integrating into automotive systems to connect buses with different voltage requirements, such as CAN and LIN buses.
5. Telecommunications: Enabling data transmission between different voltage level buses in telecommunication equipment.

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the 74FCT16244CTPAG include:

1. SN74LVC244A: Low-voltage CMOS Octal Buffer/Driver with 3-State Outputs
2. MC74VHC244: Octal Bus Buffer/Line Driver with 3-State Outputs
3. CD74HCT244: High-Speed CMOS Logic Octal Buffer/Line Driver with 3-State Outputs

These alternative models provide comparable features and can be considered as substitutes for the 74FCT16244CTPAG in various applications.

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