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銆�銆�宸ヤ綔婧害鑼冨湇锛�-55掳C 鑷� +125掳C
銆�銆�灏佽褰㈠紡锛歅DIP-16, SOIC-16
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銆�銆�1. 妤典綆鐨勫姛鑰椾娇寰楀叾鍦ㄩ浕姹犱緵闆昏ō鍌欎腑琛ㄧ従(xi脿n)鍎�(y艒u)鐣�銆�
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SN54LS640J 寤ｆ硾鎳夌敤浜庨渶瑕佸璺俊铏熼倧杓檿鐞嗙殑鍫存櫙锛屽寘鎷絾涓嶉檺浜庯細
銆�銆�1. 宸ユキ(y猫)鎺у埗瑷倷涓殑淇¤櫉铏曠悊妯″銆�
銆�銆�2. 杌嶄簨閫氫俊瑷倷涓殑鏁�(sh霉)鎿�(j霉)鍚屾鑸囧偝杓告帶鍒�銆�
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銆�銆�6. 瑷堢畻姗熷鍦嶈ō鍌欎腑鐨勬暩(sh霉)鎿�(j霉)璺緫鎺у埗銆�
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SN74LS640N, MC14LS640, DM74LS640
