MC74HC175AN

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MC74HC175AN is a logic gate flip flop, which is marketed by ON Semiconductor. It is a type of static trigger series logic, and is used in a wide variety of applications, from consumer electronics to industrial applications. Since it is an electronic device, it is sensitive to a broad range of environmental and operating conditions, and should be handled with care.

The MC74HC175AN, also known as a D type Latch, is composed of two input lines, two complementary output lines and three control lines which are: Enable, Clock and Reset. As the name suggests, it consists of two gates. The first gate is transparent when the enable input is in the high state, and the second is transparent when the Clock input is in the high state. An additional reset line is available which when in the low state causes the outputs of the gate to go to the low state.

In terms of application field, the MC74HC175A is used in situations where data storage is required with a logic gate design. Such examples include a simple binary counter, a 4-bit shift register, or a programmable logic array. It is also used in some timing applications, such as pulse-widthmodulation circuits, capacitive discharge ignition circuits, and digital frequency dividers.

To better understand the working principle of the MC74HC175AN, it is important to understand its two basic operating modes: Hold Mode (enable input is high) and Shift Mode (clock input is high).

In Hold Mode, when the Enable input is in the high state, the output of the first gate is held to whatever level it previously was. This ensures that data is held until new data is provided.

In Shift Mode, when the Clock input is in the high state, the output of the second gate is toggled from high to low or from low to high, which is when new data can be written.

The Reset input is used to reset the output of the gate to the low state. This input must be held in the low state for more than 10ns to ensure that the output is reset.

Furthermore, given the environmental and operating conditions, it is important to take safety measures when using the MC74HC175AN. In particular, proper grounding, heat sinks,vibration protection and other protective measures should be taken to ensure that the device is used in a safe and reliable manner.

In summary, the MC74HC175AN is a logic gate flip flop designed to offer data storage in logic gate designs. It comprises two input lines, two complementary output lines and three control lines, namely Enable, Clock and Reset. It operates in two basic modes: Hold mode and Shift mode, and requires several safety measures to confront environmental and operating conditions. The device is used in a wide variety of applications ranging from consumer electronics to industrial applications.

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