CY74FCT245ATSOCE4

Basic Information Overview

• Category: Integrated Circuit (IC)
• Use: Level Shifter and Bus Transceiver
• Characteristics: High-speed, low-power, bidirectional voltage translation between different logic levels
• Package: SOIC (Small Outline Integrated Circuit)
• Essence: The CY74FCT245ATSOCE4 is a level shifter and bus transceiver IC that allows for seamless communication between devices operating at different voltage levels.
• Packaging/Quantity: Available in tape and reel packaging, with a quantity of 2500 units per reel.

Specifications

• Supply Voltage Range: 4.5V to 5.5V
• Logic Voltage Levels: 3.3V and 5V
• Input/Output Compatibility: TTL, CMOS
• Maximum Data Rate: 200MHz
• Number of Channels: 8
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The CY74FCT245ATSOCE4 has a total of 20 pins, which are arranged as follows:

┌───┐ A1 -- │1 20│ -- VCCB B1 -- │2 19│ -- OE# A2 -- │3 18│ -- B7 B2 -- │4 17│ -- B6 A3 -- │5 16│ -- B5 B3 -- │6 15│ -- B4 A4 -- │7 14│ -- GND B4 -- │8 13│ -- A7 A5 -- │9 12│ -- A6 B5 -- │10 11│ -- A5 └───┘

Functional Features

• Bidirectional Voltage Translation: Allows for seamless communication between devices operating at different voltage levels.
• High-Speed Operation: Supports data rates of up to 200MHz, enabling fast and efficient data transfer.
• Low-Power Consumption: Designed to minimize power consumption, making it suitable for battery-powered applications.
• TTL and CMOS Compatibility: Compatible with both TTL and CMOS logic voltage levels, providing versatility in various applications.

Advantages and Disadvantages

Advantages

• Enables communication between devices with different voltage levels, eliminating the need for additional level shifting components.
• High-speed operation allows for efficient data transfer in time-critical applications.
• Low-power consumption makes it suitable for battery-powered devices.
• Wide supply voltage range provides flexibility in various system configurations.

Disadvantages

• Limited number of channels (8) may not be sufficient for applications requiring a higher number of data lines.
• Operating temperature range (-40°C to +85°C) may not be suitable for extreme temperature environments.

Working Principles

The CY74FCT245ATSOCE4 operates by utilizing a bidirectional voltage translation technique. It consists of eight input/output channels that can shift logic levels between two different voltage domains. The direction of data flow is controlled by the Output Enable (OE#) pin. When OE# is low, the device is enabled, allowing bidirectional data transfer. Conversely, when OE# is high, the device is disabled, effectively isolating the input and output sides.

Detailed Application Field Plans

The CY74FCT245ATSOCE4 finds applications in various fields where voltage translation and bus transceiver functions are required. Some potential application areas include: - Microcontroller interfacing - Data communication systems - Industrial automation - Automotive electronics - Consumer electronics

Detailed and Complete Alternative Models

• SN74LV245A: Low-Voltage Octal Bus Transceiver with 3-State Outputs
• MC74VHC245: Octal Bus Transceiver with 3-State Outputs
• CD74HCT245: High-Speed CMOS Logic Octal Bus Transceiver

These alternative models offer similar functionality and can be considered as alternatives to the CY74FCT245ATSOCE4, depending on specific application requirements.

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