piezas/lote 74HC148D 74HC174D HD/SN74HC138D D/DR RPEL 74HC163D 74HC165D 5 74HC595D 74HC139D 74HC157D piezas/lote 74HC148D 74HC174D HD/SN74HC138D D/DR RPEL 74HC163D 74HC165D 5 74HC595D 74HC139D 74HC157D piezas/lote 74HC148D 74HC174D HD/SN74HC138D D/DR RPEL 74HC163D 74HC165D 5 74HC595D 74HC139D 74HC157D piezas/lote 74HC148D 74HC174D HD/SN74HC138D D/DR RPEL 74HC163D 74HC165D 5 74HC595D 74HC139D 74HC157D piezas/lote 74HC148D 74HC174D HD/SN74HC138D D/DR RPEL 74HC163D 74HC165D 5 74HC595D 74HC139D 74HC157D piezas/lote 74HC148D 74HC174D HD/SN74HC138D D/DR RPEL 74HC163D 74HC165D 5 74HC595D 74HC139D 74HC157D piezas/lote 74HC148D 74HC174D HD/SN74HC138D D/DR RPEL 74HC163D 74HC165D 5 74HC595D 74HC139D 74HC157D piezas/lote 74HC148D 74HC174D HD/SN74HC138D D/DR RPEL 74HC163D 74HC165D 5 74HC595D 74HC139D 74HC157D