CY74FCT245CTSOC

Basic Information Overview

• Category: Integrated Circuit (IC)
• Use: Level Shifter/Transceiver
• Characteristics: High-speed, low-power, bidirectional data transfer
• Package: SOIC (Small Outline Integrated Circuit)
• Essence: Transfers data between two different voltage domains
• Packaging/Quantity: Available in reels of 2500 units

Specifications

• Supply Voltage Range: 4.5V to 5.5V
• Input Voltage Range: 0V to VCC
• Output Voltage Range: 0V to VCC
• Maximum Operating Frequency: 100MHz
• Number of Channels: 8
• Input/Output Type: Tri-State

Detailed Pin Configuration

1. OE (Output Enable)
2. A1 (Data Bus A)
3. A2 (Data Bus A)
4. A3 (Data Bus A)
5. A4 (Data Bus A)
6. A5 (Data Bus A)
7. A6 (Data Bus A)
8. A7 (Data Bus A)
9. GND (Ground)
10. B7 (Data Bus B)
11. B6 (Data Bus B)
12. B5 (Data Bus B)
13. B4 (Data Bus B)
14. B3 (Data Bus B)
15. B2 (Data Bus B)
16. B1 (Data Bus B)
17. VCC (Supply Voltage)

Functional Features

• Bidirectional data transfer between two voltage domains
• Supports both TTL and CMOS logic levels
• High-speed operation with minimal propagation delay
• Low power consumption
• Tri-state outputs for bus sharing

Advantages

• Enables seamless communication between devices operating at different voltage levels
• Wide supply voltage range allows compatibility with various systems
• Fast data transfer rate enhances system performance
• Low power consumption helps conserve energy
• Tri-state outputs facilitate bus sharing and reduce conflicts

Disadvantages

• Limited to 8 channels, may not be suitable for applications requiring more channels
• Maximum operating frequency of 100MHz may not meet the requirements of high-speed systems
• Requires careful consideration of voltage compatibility to avoid damage to connected devices

Working Principles

The CY74FCT245CTSOC is a level shifter/transceiver IC that facilitates bidirectional data transfer between two voltage domains. It operates by converting signals from one logic level to another, allowing seamless communication between devices operating at different voltage levels. The IC supports both TTL and CMOS logic levels, making it versatile in various applications.

Detailed Application Field Plans

1. Interfacing between microcontrollers and peripheral devices operating at different voltage levels.
2. Level shifting in communication interfaces such as UART, SPI, and I2C.
3. Bus sharing between multiple devices with different voltage requirements.
4. Voltage translation in mixed-signal systems involving analog and digital components.

Detailed and Complete Alternative Models

1. SN74LV245A: Low-voltage octal bus transceiver with similar functionality.
2. MC74VHC245: High-speed CMOS octal bus transceiver suitable for fast data transfer.
3. CD4508: Analog multiplexer/demultiplexer IC with voltage level shifting capabilities.

Note: The above alternative models are provided as examples and may have different specifications and pin configurations. It is recommended to refer to their respective datasheets for detailed information.

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