鏅傞枔锛�2025/5/6 20:41:33
闁辫畝锛�19
CD74HCT174 鏄竴娆鹃珮閫� CMOS 宸ヨ棟鍒堕�犵殑鍥涜Ц鐧�(f膩)鍣ㄨ姱鐗囷紝鍏锋湁浣庡姛鑰�銆侀珮杓稿叆闃绘姉鍜屽吋瀹规�уソ绛夌壒榛炪�傝┎鑺墖鍖呭惈鍥涘�嬬崹绔嬬殑 D 鍨嬭Ц鐧�(f膩)鍣�锛屾瘡鍊嬭Ц鐧�(f膩)鍣ㄩ兘鍏锋湁涓�鍊嬫暩鎿氳几鍏� (D)銆佹檪閻樿几鍏� (CLK) 鍜屾竻闆惰几鍏� (CLR)锛岃几鍑虹偤 Q 鍜岄潪 Q銆�
銆�銆�瀹冨唬娉涙噳鐢ㄤ簬鏁稿瓧闆昏矾瑷▓涓�锛岄仼鐢ㄤ簬瀛樺劜鏁告摎銆佷俊铏熷悓姝ャ�侀牷鐜囧垎闋荤瓑鍫存櫙銆�
閭忚集椤炲瀷锛欴鍨嬭Ц鐧�(f膩)鍣�
銆�銆�鏁搁噺锛�4鍊嬭Ц鐧�(f膩)鍣�
銆�銆�宸ヤ綔闆诲鑼冨湇锛�2V 鑷� 6V
銆�銆�鍌虫挱寤堕伈鏅傞枔锛氭渶澶� 18ns锛堝湪 VCC=5V 涓嬶級
銆�銆�杓稿叆闆绘祦锛毬�1mA
銆�銆�灏佽褰㈠紡锛歋OIC-16, PDIP-16 绛�
銆�銆�宸ヤ綔婧害鑼冨湇锛�-55掳C 鑷� +125掳C
CD74HCT174 鐨勮ō瑷堝熀浜� HCT 宸ヨ棟锛屼娇鍏惰兘澶犺垏 TTL 闆诲钩瀹屽叏鍏煎銆傚畠鍏峰倷楂樺櫔鑱插闄愬拰浣庨潨鎱�(t脿i)鍔熻�楃殑鐗归粸銆�
銆�銆�姝ゅ锛屽叾 CLR 寮曡叧鍏佽ū鐢ㄦ埗閫氶亷鐣版淇¤櫉蹇�熸竻闄よЦ鐧�(f膩)鍣ㄧ媭鎱�(t脿i)锛岀啊鍖栦簡闆昏矾瑷▓銆傚悓鏅傦紝瑭插櫒浠舵敮鎸佹サ浣庣殑寰呮闆绘祦锛屽湪闆绘簮绠＄悊鏂归潰琛ㄧ従鍎�(y艒u)鐣�銆�
銆�銆�瀹冪殑瀵浕澹撹寖鍦嶄篃澧炲挤浜嗗湪涓嶅悓鎳夌敤鍫存櫙涓嬬殑閬╂噳鎬�锛岄潪甯搁仼鍚堜究鏀滃紡瑷倷鍜屽伐妤�(y猫)鎺у埗闋樺煙銆�
CD74HCT174 鑺墖甯哥敤浜庡悇绋暩瀛楃郴绲�(t菕ng)涓�锛屽寘鎷絾涓嶉檺浜庝互涓嬫噳鐢細
銆�銆�1. 鏁告摎瀛樺劜鑸囩珐娌�
銆�銆�2. 鏅傚簭鎺у埗鍜屼俊铏熷悓姝�
銆�銆�3. 鍒嗛牷鍣ㄥ拰瑷堟暩鍣ㄩ浕璺�
銆�銆�4. 鎺ュ彛閬╅厤鍜岄浕骞宠綁鎻�
銆�銆�5. 瀹剁敤闆诲櫒銆侀�氫俊瑷倷鍙婂伐妤�(y猫)鑷嫊鍖栦腑鐨勬暩瀛楅倧杓帶鍒�
SN74HCT174, MC74HCT174, HC174
