Encyclopedia Entry: 74FCT16543ATPAG

Product Overview

Category

The 74FCT16543ATPAG belongs to the category of integrated circuits (ICs).

Use

This IC is commonly used in digital electronic systems for data storage and transfer applications.

Characteristics

• The 74FCT16543ATPAG is a 16-bit registered transceiver with 3-state outputs.
• It operates on a wide voltage range, typically between 4.5V and 5.5V.
• This IC offers high-speed performance, making it suitable for applications requiring rapid data transfer.
• It has a low power consumption, contributing to energy-efficient designs.
• The 74FCT16543ATPAG is designed to be compatible with various logic families, enhancing its versatility.

Package and Quantity

The 74FCT16543ATPAG is available in a standard 48-pin TSSOP (Thin Shrink Small Outline Package) package. It is typically sold in reels or tubes containing multiple units.

Essence

The essence of the 74FCT16543ATPAG lies in its ability to facilitate bidirectional data transfer between two separate buses while providing control over the direction of data flow.

Packaging/Quantity

The 74FCT16543ATPAG is packaged in a 48-pin TSSOP package. It is commonly sold in quantities of 25 or more units per reel or tube.

Specifications

• Number of Bits: 16
• Logic Family: FCT
• Output Type: 3-State
• Supply Voltage Range: 4.5V - 5.5V
• Operating Temperature Range: -40°C to +85°C
• Input/Output Compatibility: TTL, CMOS

Detailed Pin Configuration

The pin configuration of the 74FCT16543ATPAG is as follows:

+-------------------+ OE1 |1 48| VCC I/O1|2 47| I/O16 D1 |3 46| D16 D2 |4 45| D15 D3 |5 44| D14 D4 |6 43| D13 D5 |7 42| D12 D6 |8 41| D11 D7 |9 40| D10 D8 |10 39| D9 D9 |11 38| GND D10 |12 37| I/O9 D11 |13 36| I/O8 D12 |14 35| I/O7 D13 |15 34| I/O6 D14 |16 33| I/O5 D15 |17 32| I/O4 D16 |18 31| I/O3 GND |19 30| I/O2 I/O2 |20 29| I/O1 I/O3 |21 28| OE2 I/O4 |22 27| LE I/O5 |23 26| CLK I/O6 |24 25| I/O16 +-------------------+

Functional Features

• Bidirectional Data Transfer: The 74FCT16543ATPAG allows data to be transferred bidirectionally between two separate buses.
• 3-State Outputs: It features 3-state outputs, enabling the control of data flow and bus sharing.
• Latch Enable (LE) Input: The LE input allows the IC to latch the data on the inputs and hold it until the next clock cycle.
• Output Enable (OE1, OE2) Inputs: These inputs control the output enable/disable function of the IC, allowing for efficient bus sharing.

Advantages and Disadvantages

Advantages

• High-Speed Performance: The 74FCT16543ATPAG offers fast data transfer rates, making it suitable for time-critical applications.
• Low Power Consumption: This IC consumes minimal power, contributing to energy-efficient designs.
• Versatile Compatibility: It is compatible with various logic families, enhancing its usability in different systems.

Disadvantages

• Limited Voltage Range: The operating voltage range of 4.5V to 5.5V may restrict its use in certain applications requiring different voltage levels.
• Package Size: The 48-pin TSSOP package may not be suitable for space-constrained designs.

Working Principles

The 74FCT16543ATPAG operates based on the principles of digital logic circuits. It utilizes internal circuitry to control the bidirectional