【NXP Semiconductors】HEF40193BP,652,IC COUNTER BINARY UP/DOWN 16DIP
【NXP Semiconductors】HEF40193BPN,计数器 IC 4-BIT U/D BIN COUNTR
HEF40193BT,
【NXP Semiconductors】HEF40193BT,652,IC COUNTER BINARY UP/DOWN 16SOIC
【NXP Semiconductors】HEF40193BT,653,IC COUNTER BINARY UP/DOWN 16SOIC
【NXP Semiconductors】HEF40193BTD,计数器 IC 4-BIT U/D BIN COUNTR
【NXP Semiconductors】HEF40193BTD-T,计数器 IC 4-BIT U/D BIN COUNTR
HEF4020BP,
