M54HC139 series datasheets. Manufacturer: SGS-Thomson Microelectronics.

M54HC139 M54HC138F1R M74HC138M1R M74HC138B1R M74HC138C1R Datasheet*) M54HC139F1R M54HC138F1R M74HC138M1R M74HC138B1R M74HC138C1R Datasheet*)

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