CY74FCT823ATQCT

Product Overview

• Category: Integrated Circuit (IC)
• Use: Logic Level Translator
• Characteristics:
  • High-speed operation
  • Low power consumption
  • Wide voltage range compatibility
• Package: TSSOP (Thin Shrink Small Outline Package)
• Essence: Logic level translation between different voltage domains
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Supply Voltage Range: 2.0V to 5.5V
• Input Voltage Range (A Port): 0V to VCC_A
• Input Voltage Range (B Port): 0V to VCC_B
• Output Voltage Range (A Port): 0V to VCC_A
• Output Voltage Range (B Port): 0V to VCC_B
• Maximum Propagation Delay: 3.5ns
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The CY74FCT823ATQCT has a total of 20 pins. The pin configuration is as follows:

1. OE (Output Enable) A
2. I/O0 A
3. I/O1 A
4. I/O2 A
5. I/O3 A
6. GND (Ground)
7. VCC_A (Supply Voltage for A Port)
8. I/O4 A
9. I/O5 A
10. I/O6 A
11. I/O7 A
12. VCC_B (Supply Voltage for B Port)
13. I/O7 B
14. I/O6 B
15. I/O5 B
16. I/O4 B
17. VCC_B (Supply Voltage for B Port)
18. GND (Ground)
19. I/O3 B
20. I/O2 B

Functional Features

• Logic level translation between two voltage domains
• Bidirectional data flow
• High-speed operation for efficient data transfer
• Output enable control for easy interfacing with other devices
• Wide voltage range compatibility for versatile applications

Advantages and Disadvantages

Advantages

• High-speed operation allows for quick data transfer.
• Low power consumption helps in energy-efficient designs.
• Wide voltage range compatibility enables use in various systems.
• Bidirectional data flow simplifies interface design.

Disadvantages

• Limited to logic level translation and does not provide additional functionality.
• Requires careful consideration of voltage levels to avoid signal distortion or damage.

Working Principles

The CY74FCT823ATQCT is designed to translate logic levels between two different voltage domains. It operates by receiving input signals from one voltage domain (A Port) and translating them to the corresponding voltage levels of the other domain (B Port), and vice versa. The bidirectional data flow allows for seamless communication between devices operating at different voltage levels.

The IC utilizes a combination of transistors, resistors, and capacitors to achieve the desired logic level translation. By carefully controlling the voltage levels and signal paths, it ensures reliable and accurate data transfer while minimizing signal distortion and noise.

Detailed Application Field Plans

The CY74FCT823ATQCT finds applications in various fields where logic level translation is required. Some of the detailed application field plans include:

1. Microcontroller Interfacing: The IC can be used to interface microcontrollers operating at different voltage levels, enabling communication between different parts of a system.

2. Sensor Networks: In sensor networks, where sensors may operate at different voltage levels, the CY74FCT823ATQCT can be employed to bridge the gap and facilitate data exchange.

3. Industrial Automation: Industrial automation systems often involve multiple devices with varying voltage requirements. This IC can be utilized to ensure seamless communication between these devices.

4. Communication Systems: The IC can be used in communication systems, such as UART (Universal Asynchronous Receiver-Transmitter) interfaces, to enable data transfer between devices operating at different voltage levels.

Detailed and Complete Alternative Models

1. SN74LVC4245A: Logic Level Translator with similar characteristics and package.
2. TXB0108: Bidirectional Voltage-Level Translator with automatic direction sensing.
3. PCA9306: Dual Bidirectional I2C-Bus and SMBus Voltage-Level Translator.

These alternative models offer similar functionality and can be considered based on specific application requirements.

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