TXS0102DCURG4 Integrated Circuits (ICs)

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Logic translators, level shifters and the TXS0102DCURG4 are a few devices and components found in circuits and digital circuits used to transfer digital signals from one logic level to another logic level. For instance, the TXS0102 DCURG4 is a level translator and bus switch device found in many applications.

The Texas Instruments TXS0102 DCURG4 is an I2C port-expander, transistor-array level shifter, and bidirectional bus switch. It enables I/O ports to access the same logic level voltages and boost efficiency in single voltage rail systems. It supports 1.6V to 5.5V operation and includes disabled and enabled state control. Specifically, the TXS0102 DCURG4 is a high-speed, dual-channel level shifter suitable for single (1.6V to 5.5V) and multi-rail systems. It provides bidirectional voltage level translation for up to eight I/O bits, ideal for interfacing a low-voltage I/O with a higher voltage system.

The TXS0102 DCURG4 features two independent, selectable high-speed translator channels along with bidirectional level shifting, achieving a tRISE and tFALL of 1.2ns. It features control pins for disabling one or both channels. It is best used in low voltage systems, such as single voltage rail systems, as a bridge between a processor-controlled port and a higher voltage level for I/O lines. The TXS0102 DCURG4 also has its own power-on reset with an adjustable time delay that ensures its channels are ready before beginning operations. The output lines have programmable pull-up resistors and support the I2C protocol while the input lines have programmable input hysteresis.

The TXS0102 DCURG4 works by using a power supply that is separate from the device’s VCC supply, and three control inputs: enable, reset, and direction control. When the enable control input is asserted low, both channels are disabled. When enable control input is asserted high, the channels are enabled. The reset control input is used to reset the devices, and the direction control is used to control the data flow direction between the two ports. The reference voltage is then compared with the appropriate port, and the input to the other port is translated to the voltage level required for that port. By using this technique, the TXS0102 DCURG4 translates the digital signals to the correct logic level for the device, making it a versatile tool for translating digital signals in multiple rail systems.

Due to its high levels of efficiency, low operating voltage, and bidirectional data transfer capabilities, the TXS0102DCURG4 has been used in a variety of applications, such as communication protocols, medical devices, and smart energy systems. It is also used in an array of safety and security applications, due to its low-voltage and bidirectional flexibility. In addition, it is a popular choice for battery powered applications, as its low-power requirements make it an ideal choice for battery powered projects.

In conclusion, the TXS0102DCURG4 is a versatile level shifter and bus switch device that can be used to quickly and easily translate digital signals from one voltage level to another. Its ability to support a wide range of voltages and its wide range of applications make it an ideal choice for multiple systems.

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