規格
| 屬性 | 價值 |
| Package | Tape & Reel (TR),Cut Tape (CT),Bulk |
| ProductStatus | Active |
| TranslatorType | Voltage Level |
| ChannelType | Bidirectional |
| NumberofCircuits | 1 |
| ChannelsperCircuit | 2 |
| Voltage-VCCA | 1 V ~ 3.6 V |
| Voltage-VCCB | 1.8 V ~ 5.5 V |
| OutputType | Open Drain |
| OperatingTemperature | -55°C ~ 125°C (TA) |
| Features | Auto-Direction Sensing |
| MountingType | Surface Mount |
| Package/Case | 8-VFSOP (0.091, 2.30mm Width) |
概述
Description
The PCA9306USG is a dual bidirectional I2C-bus and SMBus voltage-level translator. It is designed to enable the seamless communication between two I2C-bus systems that operate at different voltage levels. Typically, one side of the device is connected to a higher voltage bus while the other is connected to a lower voltage bus, allowing devices with different supply voltage levels to communicate.
Key features of the PCA9306USG include:
1. Bidirectional Level Translation: Facilitates communication between I2C-bus devices across different voltage levels without the need for direction control.
2. Wide Voltage Range: Supports a voltage range of 1.2 V to 5.5 V on the A-side and 1.65 V to 5.5 V on the B-side.
3. Low ON-State Resistance: Ensures minimal signal degradation when translating, with a typical resistance of 11 Ω.
4. Compact Package: Available in a small, space-saving package ideal for portable and compact systems.
The PCA9306USG is typically used in applications involving mixed-voltage designs, portable electronics, and systems requiring I2C level shifting.
Key features of the PCA9306USG include:
1. Bidirectional Level Translation: Facilitates communication between I2C-bus devices across different voltage levels without the need for direction control.
2. Wide Voltage Range: Supports a voltage range of 1.2 V to 5.5 V on the A-side and 1.65 V to 5.5 V on the B-side.
3. Low ON-State Resistance: Ensures minimal signal degradation when translating, with a typical resistance of 11 Ω.
4. Compact Package: Available in a small, space-saving package ideal for portable and compact systems.
The PCA9306USG is typically used in applications involving mixed-voltage designs, portable electronics, and systems requiring I2C level shifting.
Equivalent
The PCA9306USG is a bidirectional I2C voltage-level translator. Equivalent products include:
1. TXS0102 from Texas Instruments
2. BSS138-based level shifter circuits
3. LSF0102 from Texas Instruments
4. MAX3373E from Maxim Integrated
5. NVT2008 from NXP Semiconductors
These devices perform similar voltage translation functions for I2C or similar bus systems. Always verify specific requirements and pin compatibility before selecting an alternative.
1. TXS0102 from Texas Instruments
2. BSS138-based level shifter circuits
3. LSF0102 from Texas Instruments
4. MAX3373E from Maxim Integrated
5. NVT2008 from NXP Semiconductors
These devices perform similar voltage translation functions for I2C or similar bus systems. Always verify specific requirements and pin compatibility before selecting an alternative.
Features
The PCA9306USG is a dual bidirectional voltage-level translator primarily used for I²C-bus and SMBus systems. Key features include:
1. Voltage Level Translation: It allows for voltage level translation between 1.0 V and 5.5 V, seamlessly interfacing between different bus voltages.
2. Bidirectional Operation: Supports bidirectional data transfer without requiring a direction pin, which is essential for I²C and SMBus protocols.
3. High-Speed Operation: Capable of high-speed operation up to 400 kHz, facilitating efficient data communication.
4. Open-Drain Interface: Features an open-drain I/O architecture, making it suitable for I²C bus systems.
5. Low Ron: Offers low ON-state resistance (Ron), ensuring minimal signal degradation during translation.
6. GND Connection: Both sides of the translator are powered by the same ground connection, simplifying circuit design.
7. ESD Protection: Enhanced Electrostatic Discharge (ESD) protection improves reliability and robustness.
8. Compact Package: Available in a small, space-saving package, suitable for compact applications.
These features make it ideal for interfacing different voltage domains in mixed-voltage environments commonly found in consumer electronics, industrial systems, and communication equipment.
1. Voltage Level Translation: It allows for voltage level translation between 1.0 V and 5.5 V, seamlessly interfacing between different bus voltages.
2. Bidirectional Operation: Supports bidirectional data transfer without requiring a direction pin, which is essential for I²C and SMBus protocols.
3. High-Speed Operation: Capable of high-speed operation up to 400 kHz, facilitating efficient data communication.
4. Open-Drain Interface: Features an open-drain I/O architecture, making it suitable for I²C bus systems.
5. Low Ron: Offers low ON-state resistance (Ron), ensuring minimal signal degradation during translation.
6. GND Connection: Both sides of the translator are powered by the same ground connection, simplifying circuit design.
7. ESD Protection: Enhanced Electrostatic Discharge (ESD) protection improves reliability and robustness.
8. Compact Package: Available in a small, space-saving package, suitable for compact applications.
These features make it ideal for interfacing different voltage domains in mixed-voltage environments commonly found in consumer electronics, industrial systems, and communication equipment.
Pinout
The PCA9306USG is a dual bidirectional I²C and SMBus voltage-level translator with an auto-direction sensing capability. It is designed to allow bidirectional voltage translation between different levels, accommodating a range from 1.2V to 3.3V on the low side and 1.65V to 5.5V on the high side.
The PCA9306USG comes in a small, compact package and features a total of 8 pins. The pin functions are as follows:
1. VREF1: Reference voltage for the low side.
2. SDA1: Data line for the low-voltage side.
3. SCL1: Clock line for the low-voltage side.
4. GND: Ground pin.
5. EN: Enable pin, active high to enable the translator.
6. SCL2: Clock line for the high-voltage side.
7. SDA2: Data line for the high-voltage side.
8. VREF2: Reference voltage for the high side.
This device is used primarily in applications requiring level shifting between two different voltage domains, making it suitable for interfacing between components with differing I²C or SMBus logic levels.
The PCA9306USG comes in a small, compact package and features a total of 8 pins. The pin functions are as follows:
1. VREF1: Reference voltage for the low side.
2. SDA1: Data line for the low-voltage side.
3. SCL1: Clock line for the low-voltage side.
4. GND: Ground pin.
5. EN: Enable pin, active high to enable the translator.
6. SCL2: Clock line for the high-voltage side.
7. SDA2: Data line for the high-voltage side.
8. VREF2: Reference voltage for the high side.
This device is used primarily in applications requiring level shifting between two different voltage domains, making it suitable for interfacing between components with differing I²C or SMBus logic levels.
Manufacturer
The PCA9306USG is manufactured by NXP Semiconductors. NXP is a global semiconductor company headquartered in Eindhoven, Netherlands. It specializes in developing and producing a wide range of semiconductor products including microcontrollers, sensors, radio frequency (RF) solutions, and power management components. The company is well-known for its innovations in automotive, industrial, mobile, and smart home applications, among others. NXP's products are used in various industries to enable secure connections and infrastructure for a smarter world.
Application
The PCA9306USG is a versatile voltage-level translator designed for I2C and SMBus applications. It facilitates communication between devices operating at different voltage levels, making it ideal for interfacing components in multi-supply systems. Common application areas include:
1. Consumer electronics: Enables seamless communication between microcontrollers and peripherals with different voltage requirements.
2. Industrial automation: Facilitates data exchange in complex systems with varying voltage levels.
3. Computing: Assists in motherboard design by managing different bus voltages.
4. Automotive: Supports in-vehicle networking by bridging communication across components with different power domains.
Its bidirectional voltage translation capabilities and support for high-speed data rates make it suitable for a wide range of electronic systems.
1. Consumer electronics: Enables seamless communication between microcontrollers and peripherals with different voltage requirements.
2. Industrial automation: Facilitates data exchange in complex systems with varying voltage levels.
3. Computing: Assists in motherboard design by managing different bus voltages.
4. Automotive: Supports in-vehicle networking by bridging communication across components with different power domains.
Its bidirectional voltage translation capabilities and support for high-speed data rates make it suitable for a wide range of electronic systems.
Package
The PCA9306USG is a dual bidirectional I2C voltage-level translator manufactured by NXP Semiconductors. It comes in a UQFN (Ultra Thin Quad Flat No-Lead) package type, specifically with a 1.7 mm x 2.0 mm dimension and 8 pins, denoted as PCA9306DC. This compact design is suitable for space-constrained applications.
