PCA9306DCUT

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PCA9306DCUT

+BOM

IC TRNSLTR BIDIRECTIONAL 8VSSOP

  • ManufacturerTexas Instruments

  • Mfr. Part #PCA9306DCUT

  • Package VSSOP-8

  • In Stock4942

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Specifications

Attribute Value
Package Tape & Reel (TR),Cut Tape (CT)
ProductStatus Active
TranslatorType Voltage Level
ChannelType Bidirectional
NumberofCircuits 1
ChannelsperCircuit 2
Voltage-VCCA 1.2 V ~ 3.3 V
Voltage-VCCB 1.8 V ~ 5.5 V
OutputType Open Drain, Push-Pull
OperatingTemperature -40°C ~ 105°C (TA)
Features Auto-Direction Sensing
MountingType Surface Mount
Package/Case 8-VFSOP (0.091, 2.30mm Width)

Overview

Description

The PCA9306DCUT is a dual bidirectional I2C bus and SMBus voltage-level translator with an open-drain architecture. It facilitates communication between devices operating on different voltage levels, typically ranging from 1.2V to 5.5V. The device features two identical bidirectional channels, allowing it to translate signals in both directions independently.
Key features include its ability to handle up to 400 kHz I2C bus speeds and its low ON-resistance, ensuring minimal signal degradation. The PCA9306DCUT is typically used in applications where multiple I2C devices operate at different voltage levels, such as in embedded systems, consumer electronics, and communication devices.
It comes in a compact 6-pin SOT-23 package, making it suitable for space-constrained applications. The device does not require a direction control pin, simplifying its integration into existing designs. The PCA9306DCUT is valued for its efficiency in enabling interoperability between low-voltage microcontrollers and higher-voltage peripherals while maintaining signal integrity and minimizing power consumption.

Equivalent

The PCA9306DCUT is a dual bidirectional voltage-level translator. Equivalent products include the TXS0102 from Texas Instruments, the BSS138 for simpler applications, and the MAX3372E from Maxim Integrated. These components perform similar voltage translation tasks, though specific features and performance may vary. Always check the datasheets to ensure compatibility with your application's requirements.

Features

The PCA9306DCUT is a dual bidirectional voltage-level translator specifically designed for open-drain and push-pull applications. Key features include:
1. Voltage Translation: It supports bidirectional voltage level translation between different logic voltages, accommodating voltages from 1.2 V to 5.5 V on the low side (VREF1) and 1.8 V to 5.5 V on the high side (VREF2).
2. I2C and SMBus Compatibility: Suitable for I2C and SMBus applications, ensuring reliable communication between devices of different voltage levels.
3. Pass-Transistor Architecture: The device uses a pass-gate transistor architecture, allowing signals to pass from one side to the other without requiring a direction control pin.
4. High-Speed Operation: It supports high-speed data rates, making it suitable for fast communication protocols.
5. Low ON-State Resistance: Features a low ON-state resistance for minimal voltage drop across the translator.
6. Small Package: Available in a compact DCU package (such as the 8-pin VSSOP), which saves space on printed circuit boards.
These features make the PCA9306DCUT ideal for interfacing mixed-voltage systems in various electronic applications.

Pinout

The PCA9306DCUT is a dual bidirectional I2C and SMBus voltage-level translator with an open-drain architecture. It is designed for use in applications where voltage translation between different I2C or SMBus levels is required. The device is commonly used to facilitate communication between components operating at different voltage levels.
The PCA9306DCUT comes in an 8-pin package. The key pins and their functions are:
1. VREF1: Reference voltage for the low-voltage side.
2. VREF2: Reference voltage for the high-voltage side.
3. SDA1: Serial data line for the low-voltage side.
4. SDA2: Serial data line for the high-voltage side.
5. SCL1: Serial clock line for the low-voltage side.
6. SCL2: Serial clock line for the high-voltage side.
7. EN: Enable pin for the device.
8. GND: Ground connection.
This configuration allows the PCA9306DCUT to effectively manage the level-shifting required for I2C and SMBus interfaces between devices operating at different supply voltages.

Manufacturer

The PCA9306DCUT is manufactured by Texas Instruments. Texas Instruments (TI) is an American technology company that designs and manufactures semiconductors and various integrated circuits, which are used in electronic devices. TI is one of the largest semiconductor companies globally and is known for its innovative solutions in analog and embedded processing technologies. The company serves a wide range of industries, including automotive, industrial, consumer electronics, and communications equipment. TI focuses on developing technologies that enable customers to create more efficient, reliable, and compact electronic devices.

Application

The PCA9306DCUT is a dual bidirectional I2C and SMBus voltage-level translator. Its primary application areas include interfacing devices of different voltage levels in consumer electronics, computing systems, and communication devices. It is commonly used in smartphones, tablets, and laptops to enable communication between low-voltage microcontrollers and higher-voltage peripherals. Additionally, it is utilized in industrial automation, medical equipment, and automotive systems for seamless integration of components operating at different voltage levels. The device supports hot swapping and level translation for bus speeds up to 400 kHz, making it suitable for a wide range of applications requiring reliable I2C communication across varying voltage domains.

Package

The PCA9306DCUT is a dual bidirectional voltage-level translator IC and it comes in a small, lead-free 8-pin package known as SC-70. This package type is characterized by its compact size, making it suitable for space-constrained applications.

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