CD74HC75NSRE4

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Latches are a class of digital logic device that combine the behavior of a register with the behavior of a flip-flop. Latches are often used in asynchronous sequential logic circuits, and can be considered to be a more reliable version of a flip-flop, as they have better stability when dealing with glitches, and at times can be faster. The CD74HC75NSRE4 is a 2.7V to 5.5V quad latch made using CMOS technology. It is an 8-pin device and provides four separate latches. It has an active-low enable input and a separate enable input for each latch giving the user the option to enable or disable any of the latch outputs.

The CD74HC75NSRE4 functions as a 4-bit latch, with the output of a latch being loaded in parallel with the positive edge of the enable signal (EN1, EN2, EN3, EN4). The enable signal (EN) is low normally, when the master enable signal is high, the outputs of the latches are enabled and can be used to drive the outputs of the latches. The master enable (EN) has priority over the individual enables, so that when it is low, the outputs are disabled even if an individual enable (EN1, EN2, EN3, EN4) is high. When the enable signal is high, the latches output the previous input. The output voltage capability of the CD74HC75NSRE4 is specified for VCC ranging from 2.7V to 5.5V. It uses CMOS technology and consumes a minimum of power due to its low standby current.

The CD74HC75NSRE4 is suitable for use in a wide variety of applications. It is used in systems to store data such as digital logic count registers, address buffers, data buffers, speed buffers, bit latch registers, status registers, data registers, and accumulators. It can also be used in many digital applications such as in timing circuits; digital to analog converters; serial, parallel, and memory data transfer; data conversion;serial and parallel control of peripheral devices; and memory control. It is also used in programmable logic controllers, input/output circuits, timers, counters, and displays.

The CD74HC75NSRE4 is also used in more complex applications. It can be used in CPU designs as a control sequencer, a timer/timer/counter, a simple latch circuit, a bus driver/receiver, a register, and as a logic element. It is also used as a foundation for a state machine, providing the most basic memory element and responder to control input signals. It can be used to store data in a microcomputer and is used in short term memory applications such as processing intermediate results in math operations. The CD74HC75NSRE4 is also used in time-dependent operations such as motor speed control in servo motor applications and in logic state machines. It can also be used in real-time systems that are event-driven and rely on creating setpoints.

In conclusion, the CD74HC75NSRE4 is one of the most versatile latches on the market. It can be used in many applications due to its low power consumption and its very low standby current. Its low noise characteristics, reliability, and its high speed operation make it ideal for use in a wide variety of applications. As it is a 4-bit latch, it can be used in applications such as digital logic count registers, address buffers, data buffers, speed buffers, bit latch registers, status registers, data registers, and accumulators. It can also be used as a foundation for a state machine, providing the most basic memory element and responder to control input signals, and can be used in CPU designs as a control sequencer and timer/timer/counter.

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