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【NXP Semiconductors】74HC191D,652,IC SYNC 4BIT BINARY UP/DN 16SOIC
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【NXP Semiconductors】74HC191D,653,IC 4BIT BINAR UP/DN COUNT 16SOIC
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74HC191D/AUJ,IC BINARY COUNTER 4-BIT 16SO
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【NXP Semiconductors】74HC191DB,计数器 IC SYNC BIN U/D COUNTER
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【NXP Semiconductors】74HC191DB,112,IC SYNC 4BIT BINARY UP/DN 16SSOP
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【NXP Semiconductors】74HC191DB,118,IC 4BIT BINAR UP/DN COUNT 16SSOP
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【NXP Semiconductors】74HC191DB-T,计数器 IC SYNC BIN U/D COUNTER
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【NXP Semiconductors】74HC191D-T,计数器 IC SYNC BIN U/D COUNTER
