74VHC164M

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The 74VHC164M is a serial-in/serial-out 8-bit register with a clock enable, data in, and data out pin. It is used in a variety of applications, such as memory address translation and waveform generation.

The 74VHC164M is part of the family of logic shift registers, which can transfer data in and out of a memory location serially. This type of device is often used in applications such as memory address translation, waveform generation, and industrial control. In this context, the 74VHC164M is used in applications that require a bit-serial register.

The 74VHC164M has two main operating modes: the serial-in/serial-out mode and the parallel-in/serial-out mode. In the serial-in/serial-out mode, each bit of data is shifted in or out sequentially, one bit at a time. The 74VHC164M can also be operated in the parallel-in/serial-out mode, where the data is shifted out serially, but all eight bits are shifted in at once.

The 74VHC164M has two main control pins: the clock enable (CE), and the data in (DI). The CE pin enables the device to start shifting data into the register and the DI pin is used to input data into the register. The register is clocked with a rising edge of the CE pin, at which time the data bit is captured.

The clock enable signal must be applied at least 1 μs after the data bits are captured. This is to ensure that the register takes in the data properly. Additionally, the clock enable should be held continuously until all the data bits have been shifted in.

When the data is shifted out, one bit at a time, it is done so on a rising edge of the CE pin. The data is then clocked sequentially out of the register, one bit at a time. The output of the drivers at the DO pin is held low until the rising edge of CE is detected. At this time, the data bit at the DO pin is changed to the corresponding value in the register.

The 74VHC164M has a wide range of applications across many different fields. It is especially useful in industrial applications, where it can be used to transfer data in or out of memory or to generate a waveform, for example. It is also used in medical instrumentation, such as medical imaging systems, as well as for address translation or memory testing.

All in all, the 74VHC164M is a versatile and powerful logic shift register that can be used in a variety of applications. With its two main control pins, the CE and the DI, it can be used to transfer data in or out of memory or to construct waveforms. It is also well-suited for industrial applications, medical instruments, and address translation.

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