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銆�銆�1. 鏁�(sh霉)鎿�(j霉)閲囬泦绯荤当(t菕ng)锛氱敤浜庡緸澶氬��(g猫)鍌虫劅鍣ㄨ几鍏ヤ腑閬告搰鐗瑰畾鐨勬暩(sh霉)鎿�(j霉)閫氶亾銆�
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SN74HC640, SN74LV640, CD4512B