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TC74HC259AF - 8-Bit Addressable Latch

Download the TC74HC259AF datasheet PDF. This datasheet also covers the TC74HC259AP variant, as both devices belong to the same 8-bit addressable latch family and are provided as variant models within a single manufacturer datasheet.

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Note: The manufacturer provides a single datasheet file (TC74HC259AP-Toshiba.pdf) that lists specifications for multiple related part numbers.

Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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TC74HC259AP/AF TOSHIBA CMOS Digital Integrated Circuit Silicon Monolithic TC74HC259AP, TC74HC259AF 8-Bit Addressable Latch The TC74HC259A is a high speed CMOS ADDRESSABLE LATCH fabricated with silicon gate C2MOS technology. It achieve the high speed operation similar to equivalent LSTTL while maintaining the CMOS low power dissipation. The respective bits are controlled by address inputs A, B, and C. When CLEAR input is held high and enable input G is held low, the data is written into the bit selected by address inputs, the other bit hold their previous conditions. When both CLEAR and G held high, writing of all bits is inhibited regardless of adress inputs, and their previous condition are held.