CY74FCT823CTSOCTG4

Basic Information 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
• Operating Temperature Range: -40°C to +85°C
• Propagation Delay Time: 3.5ns (typical)
• Maximum Quiescent Current: 10µA

Detailed Pin Configuration

The CY74FCT823CTSOCTG4 has a total of 20 pins arranged as follows:

+---+--+---+ A1 |1 +--+ 20| VCC_A B1 |2 | OE A2 |3 | B1 B2 |4 | A1 A3 |5 | GND B3 |6 | B2 A4 |7 | A2 B4 |8 | B3 A5 |9 | A3 B5 |10 | B4 A6 |11 | A4 B6 |12 | B5 A7 |13 | A5 B7 |14 | B6 A8 |15 | A6 B8 |16 | B7 GND |17 | A7 OE |18 | B8 VCC_B |19 | GND +---+--+---+

Functional Features

• Logic level translation between two voltage domains (A and B ports)
• Bidirectional data flow
• High-speed operation allows for efficient data transfer
• Low power consumption ensures energy efficiency
• Wide voltage range compatibility enables use in various systems

Advantages

• Fast propagation delay time ensures quick data transmission
• Low quiescent current minimizes power consumption
• Wide supply voltage range provides flexibility in system design
• Small package size (TSSOP) saves board space

Disadvantages

• Limited number of translation channels (8-bit)
• Not suitable for applications requiring higher voltage levels

Working Principles

The CY74FCT823CTSOCTG4 is a logic level translator designed to enable communication between different voltage domains. It operates bidirectionally, allowing data to flow from the A port to the B port and vice versa.

The device utilizes a combination of MOSFETs and CMOS technology to achieve high-speed operation while maintaining low power consumption. The input voltage levels on both the A and B ports can range from 0V to their respective supply voltages (VCCA and VCCB). The output voltage levels also follow the same range.

When the Output Enable (OE) pin is set to a logic high level, the translator is enabled, and data can be transferred between the A and B ports. Conversely, when OE is set to a logic low level, the translator is disabled, and the A and B ports are isolated.

Detailed Application Field Plans

The CY74FCT823CTSOCTG4 is commonly used in various applications that require logic level translation between different voltage domains. Some of the typical application fields include:

1. Microcontroller interfacing: The IC can be used to interface microcontrollers operating at different voltage levels, allowing seamless communication between them.
2. Communication systems: It enables data transfer between devices with different voltage requirements, such as UART, SPI, or I2C interfaces.
3. Battery-powered devices: The low power consumption of the IC makes it suitable for use in battery-powered devices where energy efficiency is crucial.
4. Industrial automation: It can be employed in industrial control systems to facilitate communication between different subsystems operating at different voltage levels.

Detailed and Complete Alternative Models

• SN74LVC4245A: Octal Bus Transceiver with Voltage-Level Shifting
• TXB0108: 8-Bit Bidirectional Voltage-Level Translator
• PCA9306: Dual Bidirectional I2C-Bus and SMBus Voltage-Level Translator

These alternative models offer similar functionality and