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PCA9306DCTR

Name: PCA9306DCTR
Rating: 4.7 (12 reviews)

IC TRNSLTR BIDIRECTIONAL SM8

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Mfr。パート #PCA9306DCTR
パッケージ SSOP (DCT)-8
データシート
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仕様

Package	Tape & Reel (TR),Cut Tape (CT),Bulk
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-LSSOP, 8-MSOP (0.110, 2.80mm Width)

概要

Description

The PCA9306DCTR is a dual bidirectional I2C-bus level translator designed to facilitate communication between devices operating at different voltage levels. It allows for seamless data transfer between a high-voltage I2C bus (up to 5.5V) and a low-voltage I2C bus (down to 1.2V). This device is particularly useful in mixed-voltage environments, enabling compatibility between microcontrollers, sensors, and other I2C devices.
Key features of the PCA9306DCTR include:
- Two channels for bidirectional signal translation.
- Automatic direction sensing, eliminating the need for direction control pins.
- Support for fast-mode I2C speeds up to 1 Mbps.
- Low propagation delay, ensuring quick data transfer.
The PCA9306DCTR is housed in a compact 8-pin TSSOP package, making it suitable for space-constrained applications. Its ease of use and functionality make it ideal for consumer electronics, automotive systems, and industrial devices where interoperability between different voltage levels is essential.

Features

The PCA9306DCTR is a dual bidirectional I²C bus level translator designed to facilitate communication between devices operating at different voltage levels. Key features include:
1. Dual Channel: Supports two separate I²C bus channels.
2. Bidirectional Operation: Allows signals to pass in both directions without the need for direction control.
3. Wide Voltage Range: Compatible with voltage levels from 1.2V to 5.5V, making it versatile for various applications.
4. Low Propagation Delay: Ensures fast signal transmission with minimal delay.
5. Open-Drain Output: Supports I²C bus specifications with open-drain capability.
6. Pull-Up Resistors: External pull-up resistors are required for proper operation.
7. Power Management: Low power consumption, suitable for battery-powered devices.
8. Temperature Range: Operates in a wide temperature range (-40°C to +125°C), suitable for automotive and industrial applications.
This device is ideal for interfacing low-voltage sensors and microcontrollers with higher voltage systems.

Package

The PCA9306DCTR is available in a TSSOP (Thin Shrink Small Outline Package) package type, specifically a 14-pin TSSOP.

Pinout

The PCA9306DCTR is a dual bidirectional I2C bus level shifter with a pin count of 8. It is designed to interface I2C devices operating at different voltage levels, allowing communication between higher and lower voltage devices.
Pin Functions:
1. VCCA (Pin 1): Positive supply voltage for the low voltage side.
2. GND (Pin 2): Ground reference.
3. SDA (Pin 3): Low voltage side data line.
4. SCL (Pin 4): Low voltage side clock line.
5. VCCB (Pin 5): Positive supply voltage for the high voltage side.
6. SDA (Pin 6): High voltage side data line.
7. SCL (Pin 7): High voltage side clock line.
8. DIR (Pin 8): Direction control pin; determines the direction of data flow.
The PCA9306 allows seamless communication between devices with voltage levels such as 1.8V and 5V, making it ideal for mixed-voltage I2C applications.

Manufacturer

The PCA9306DCTR is manufactured by Texas Instruments (TI). Texas Instruments is a multinational technology company headquartered in Dallas, Texas, that designs and manufactures semiconductors and various integrated circuits. TI is renowned for its analog and embedded processing products, serving a wide range of industries including automotive, industrial, consumer electronics, and communication equipment. The PCA9306DCTR is a dual bidirectional I2C bus level shifter, used to facilitate communication between devices operating at different voltage levels. Texas Instruments is recognized for its innovation and extensive portfolio, making it a key player in the semiconductor industry.

Application

The PCA9306DCTR is a bidirectional I2C bus level translator used in various applications, including interfacing different voltage I2C devices, such as microcontrollers, sensors, and memory components. It is commonly used in consumer electronics, automotive systems, and industrial automation to enable communication between devices operating at different voltage levels, ensuring reliable data transfer and signal integrity.

Equivalent

Equivalent products to the PCA9306DCTR include the TXS0108E, PCA9515A, and TCA9517A. These devices also provide I2C bus level shifting and operate between different voltage domains. Check specific data sheets for detailed specifications and compatibility to ensure they meet your application requirements.