Encyclopedia Entry: 74FCT163245CPFG8

Basic Information Overview

• Category: Integrated Circuit (IC)
• Use: Data Bus Transceiver
• Characteristics: High-speed, bidirectional, 16-bit transceiver
• Package: 48-pin TSSOP (Thin Shrink Small Outline Package)
• Essence: Facilitates bidirectional data transfer between two buses with different voltage levels
• Packaging/Quantity: Available in reels of 2500 units

Specifications

• Logic Family: FCT (Fast CMOS TTL)
• Number of Bits: 16
• Voltage Level: 3.3V
• Input/Output Type: Tri-state
• Operating Temperature Range: -40°C to +85°C
• Propagation Delay: 4.5 ns (max)
• Output Drive Strength: ±24 mA
• Supply Voltage Range: 2.7V to 3.6V

Detailed Pin Configuration

The 74FCT163245CPFG8 IC has a total of 48 pins, which are assigned as follows:

• Pins 1-8: Port A (Data Bus) - Inputs/Outputs
• Pins 9-16: Port B (Data Bus) - Inputs/Outputs
• Pins 17-24: Port C (Data Bus) - Inputs/Outputs
• Pins 25-32: Port D (Data Bus) - Inputs/Outputs
• Pins 33-40: Port E (Data Bus) - Inputs/Outputs
• Pins 41-48: Control and Power Pins

Functional Features

• Bidirectional Data Transfer: Enables data transmission in both directions between two buses.
• Voltage Level Translation: Supports interfacing between buses operating at different voltage levels.
• Tri-State Outputs: Allows the outputs to be disabled, facilitating bus sharing.

Advantages

• High-Speed Operation: The 74FCT163245CPFG8 operates at a fast speed, ensuring efficient data transfer.
• Versatile Compatibility: Supports voltage level translation between different bus systems, enhancing compatibility.
• Tri-State Outputs: Enables multiple devices to share the same bus without interference.

Disadvantages

• Limited Voltage Range: The IC is designed for use within a specific voltage range (2.7V to 3.6V), limiting its applicability in certain scenarios.
• Propagation Delay: The propagation delay of 4.5 ns may introduce slight delays in data transmission.

Working Principles

The 74FCT163245CPFG8 utilizes CMOS technology to facilitate bidirectional data transfer between two buses with different voltage levels. It employs tri-state outputs to enable bus sharing and features a high-speed operation for efficient data transmission.

Detailed Application Field Plans

The 74FCT163245CPFG8 is commonly used in various applications, including: 1. Microprocessor Systems: Facilitating communication between the microprocessor and external memory or peripherals. 2. Networking Equipment: Enabling data exchange between different network interfaces operating at varying voltage levels. 3. Industrial Automation: Supporting data transfer between control units and sensors/actuators in industrial automation systems.

Detailed and Complete Alternative Models

1. SN74LVTH163245DLR: Similar 16-bit bidirectional transceiver with 3.3V voltage level translation capability.
2. MC74ACT16245DW: 16-bit transceiver with tri-state outputs and voltage level translation for 2.0V to 6.0V operation.

(Note: These alternative models are provided as examples and may have slightly different specifications.)

In conclusion, the 74FCT163245CPFG8 is a high-speed, bidirectional 16-bit transceiver IC that facilitates data transfer between buses with different voltage levels. Its versatile compatibility, tri-state outputs, and voltage level translation capabilities make it suitable for various applications in microprocessor systems, networking equipment, and industrial automation.