Specifications
| Attribute | Value |
| Package / Case | Tape & Reel (TR),Cut Tape (CT) |
| Series | TCA |
| Part Status | Active |
| Translator Type | Voltage Level |
| Channel Type | Bidirectional |
| Number of Circuits | 1 |
| Channelsper Circuit | 2 |
| Voltage - VCCA | 1.65 V ~ 3.6 V |
| Voltage - VCCB | 2.3 V ~ 5.5 V |
| Output Type | Open Drain |
| Data Rate | 24Mbps |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Features | Auto-Direction Sensing |
| Mounting Type | Surface Mount |
Overview
Description
The TCA9406YZPR is a dual bidirectional I2C level translator IC designed by Texas Instruments. It is used to facilitate communication between devices operating at different voltage levels, typically in I2C or SMBus systems. The device supports voltage translation between 1.2 V to 3.6 V on the A-side and 1.65 V to 5.5 V on the B-side.
One of the key features of the TCA9406 is its ability to handle open-drain lines, which are common in I2C communication, making it well-suited for applications requiring low-voltage translation and bidirectional data transfer. The device automatically senses the direction of data flow, eliminating the need for a direction-control signal.
Additionally, the TCA9406 features a high-impedance mode and includes pull-up resistors to ensure reliable communication. It is packaged in a small DSBGA package for efficient use in space-constrained applications, such as personal electronics and industrial control systems. Overall, the TCA9406YZPR is an efficient and flexible solution for level-shifting needs in mixed-voltage I2C applications.
One of the key features of the TCA9406 is its ability to handle open-drain lines, which are common in I2C communication, making it well-suited for applications requiring low-voltage translation and bidirectional data transfer. The device automatically senses the direction of data flow, eliminating the need for a direction-control signal.
Additionally, the TCA9406 features a high-impedance mode and includes pull-up resistors to ensure reliable communication. It is packaged in a small DSBGA package for efficient use in space-constrained applications, such as personal electronics and industrial control systems. Overall, the TCA9406YZPR is an efficient and flexible solution for level-shifting needs in mixed-voltage I2C applications.
Equivalent
The TCA9406YZPR is a bidirectional I2C voltage level translator. Equivalent products include the PCA9306 from NXP, the TXS0102 from Texas Instruments, the BSS138-based level shifter, and the MAX3373 from Maxim Integrated. Ensure compatibility in terms of voltage levels, data rates, and bidirectional capabilities when selecting an equivalent.
Features
The TCA9406YZPR is a dual bidirectional I2C voltage-level translator from Texas Instruments. Key features include:
1. Voltage Level Translation: It supports bidirectional voltage-level translation between 1.2 V and 3.6 V on the A side and 1.65 V to 5.5 V on the B side.
2. I2C Compatibility: Designed for I2C and SMBus systems, supporting standard-mode and fast-mode operation.
3. Bidirectional Data Transfer: Allows open-drain communication in both directions without the need for a direction pin.
4. High-Speed Support: Capable of operation up to 2 Mbps, making it suitable for high-speed applications.
5. Integrated Pull-up Resistors: Features internal pull-up resistors on the A and B sides, simplifying design and reducing external component count.
6. ESD Protection: Provides robust ESD protection exceeding 4 kV for human body model (HBM) and 1 kV for charged device model (CDM).
7. Small Package: Comes in a compact DSBGA package, suitable for space-constrained applications.
These features make the TCA9406YZPR ideal for interfacing devices operating at different voltage levels, especially in compact, high-performance electronics.
1. Voltage Level Translation: It supports bidirectional voltage-level translation between 1.2 V and 3.6 V on the A side and 1.65 V to 5.5 V on the B side.
2. I2C Compatibility: Designed for I2C and SMBus systems, supporting standard-mode and fast-mode operation.
3. Bidirectional Data Transfer: Allows open-drain communication in both directions without the need for a direction pin.
4. High-Speed Support: Capable of operation up to 2 Mbps, making it suitable for high-speed applications.
5. Integrated Pull-up Resistors: Features internal pull-up resistors on the A and B sides, simplifying design and reducing external component count.
6. ESD Protection: Provides robust ESD protection exceeding 4 kV for human body model (HBM) and 1 kV for charged device model (CDM).
7. Small Package: Comes in a compact DSBGA package, suitable for space-constrained applications.
These features make the TCA9406YZPR ideal for interfacing devices operating at different voltage levels, especially in compact, high-performance electronics.
Pinout
The TCA9406YZPR is a bidirectional voltage-level translator typically used to bridge different voltage domains in digital circuits. It is a 12-ball DSBGA (Die-Size Ball Grid Array) package, meaning it has 12 pins. This device is designed to handle open-drain and push-pull applications, allowing for up to 2 Mbps in open-drain mode and up to 24 Mbps in push-pull mode.
Key functions of the TCA9406 include:
1. Voltage Translation: It translates signals between different voltage levels (1.2 V to 3.6 V on one side and 1.65 V to 5.5 V on the other side), making it suitable for interfacing components with differing voltage requirements.
2. I2C Level Shifting: It is often used for I2C and SMBus level shifting due to its ability to support bidirectional communication.
3. Automatic Direction Sensing: The device automatically senses the direction of data flow and switches the direction accordingly, simplifying design as no additional direction control logic is needed.
These functions make the TCA9406YZPR ideal for use in mixed-voltage systems requiring efficient and reliable level shifting.
Key functions of the TCA9406 include:
1. Voltage Translation: It translates signals between different voltage levels (1.2 V to 3.6 V on one side and 1.65 V to 5.5 V on the other side), making it suitable for interfacing components with differing voltage requirements.
2. I2C Level Shifting: It is often used for I2C and SMBus level shifting due to its ability to support bidirectional communication.
3. Automatic Direction Sensing: The device automatically senses the direction of data flow and switches the direction accordingly, simplifying design as no additional direction control logic is needed.
These functions make the TCA9406YZPR ideal for use in mixed-voltage systems requiring efficient and reliable level shifting.
Manufacturer
The TCA9406YZPR is manufactured by Texas Instruments (TI), a well-known American technology company. Texas Instruments specializes in designing and manufacturing semiconductors and various integrated circuits, which are widely used in electronics worldwide. TI's products are integral to a broad range of applications, including in consumer electronics, automotive, industrial equipment, and communications technology. The company is recognized for its innovation in analog and embedded processing, making it a significant player in the semiconductor industry.
Application
The TCA9406YZPR is a bidirectional voltage-level translator designed for open-drain and push-pull applications. It is commonly used in systems where signals need to be translated between different supply voltage levels. Key application areas include interfacing components in mixed-voltage environments, such as I2C and SMBus communication buses, sensor modules, and microcontroller interfaces. It is suitable for use in consumer electronics, industrial control systems, and automotive electronics, where reliable and efficient level shifting is required to ensure proper communication between different ICs operating at varying voltage levels. Its small package and low power consumption make it ideal for portable and space-constrained designs.
Package
The TCA9406YZPR is a voltage-level translator IC from Texas Instruments. The "YZP" in its part number indicates it comes in a DSBGA (Die-Size Ball Grid Array) package. It is compact and suitable for space-constrained applications.
