MM74HC259M

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Logic - Latches comprise a family of basic digital devices and circuits used to store and control the flow of information in digital systems. The MM74HC259M is a 3-state octal buffer that is used to isolate the data bus in digital systems. It provides both tristate and latch-enable output control.

The MM74HC259M is designed to provide the necessary logic and performance to meet the requirements of high speed logic design. It features a high-speed input and output capability with a switching time of 1.6 ns. It has an 8-bit mode of operation, and each of the 8 bits is individually programmable to either tristate or latch-enable output control. The input selection is controlled using the latch enable input, LE, and the output control is determined by the data inputs, D0 to D7.

The MM74HC259M is connected to the data bus through the four 8-bit port pins: D0 to D7, LE, and OE. The LE input is used to control the tristate and latch functions, and the OE pin is used to enable the outputs. When the LE input is high, the D0 to D7 pins are connected directly to the OE output pins. When the LE input is low, the data inputs, D0 to D7, will be latched and the outputs, OE, will remain enabled.

The MM74HC259M is a high speed, low power device that provides both the tristate and latch enable operations. It is suitable for a wide range of applications such as data bus isolators, address latches, and memory decoders. The device is also widely used in networking, communications, automotive, and consumer applications.

The MM74HC259M is widely used in various OS designs as a memory decoder or data isolation buffer. It is used to isolate the data bus from external interference in order to prevent data loss. The device supports both tristate and latch enable operations, and can be used to control the data bus by selectively enabling the data pins.

The MM74HC259M has a high-speed input and output capability, and it is also suitable for use in high-speed logic designs. The device has an 8-bit mode of operation, and data can be transferred quickly and efficiently. The device is also capable of providing power saving functions, as it can operate with a low power supply voltage.

The MM74HC259M is a versatile device that provides both tristate and latch enable operations. It is suitable for a wide variety of applications, and it can be used in both high-speed logic designs and power saving operations. The device is capable of providing data isolation between the data bus and external interference, and also provides an efficient data transfer rate.

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