鏅傞枔锛�2025/5/6 20:20:17
闁辫畝锛�21
CD74FCT244AT 鏄竴娆鹃珮閫� CMOS 閭忚集鑺墖锛屽爆浜� TI锛堝痉宸炲剙鍣級鐨� F 绯诲垪鍣ㄤ欢銆傝┎鑺墖鏄竴鍊嬪叿鏈変笁鎱�(t脿i)杓稿嚭鍔熻兘鐨勫叓浣嶇珐娌栧櫒/绶氳矾椹�(q奴)鍕曞櫒銆傚畠閫氬父鐢ㄤ簬鏁�(sh霉)鎿�(j霉)绺界窔鍌宠几銆佷俊铏熼殧闆互鍙婇﹨(q奴)鍕曡兘鍔涘寮风瓑鎳�(y墨ng)鐢�銆傝┎鍣ㄤ欢閲囩敤鍏堥�茬殑纭呮煹妤� CMOS 鎶�琛�(sh霉)鍒堕��锛屽叿鍌欎綆鍔熻�楀拰楂橀枊闂�(gu膩n)閫熷害鐨勭壒榛�銆�
銆�銆�瑭茶姱鐗囩殑宸ヤ綔闆诲鑼冨湇鐐� 2V 鑷� 6V锛岄仼鐢ㄤ簬寤ｆ硾鐨勯浕婧愮挵(hu谩n)澧�銆傚悓鏅傦紝鐢变簬鍏朵笁鎱�(t脿i)杓稿嚭鐗规��锛屼娇寰� CD74FCT244AT 鍦ㄥ璺京(f霉)鐢ㄥ拰鏁�(sh霉)鎿�(j霉)绺界窔鍒囨彌涓〃鐝�(xi脿n)鍎�(y艒u)鐣�銆�
渚涢浕闆诲(VCC)锛�2V~6V
銆�銆�杓稿叆闆绘祦(IIH, IIL)锛毬�10渭A
銆�銆�杓稿嚭闆绘祦(IOH, IOL)锛毬�24mA
銆�銆�鍌虫挱寤堕伈鏅傞枔(tPLH, tPHL)锛�5ns
銆�銆�宸ヤ綔婧害鑼冨湇锛�-40掳C 鑷� +85掳C
銆�銆�灏佽褰㈠紡锛歍SSOP (钖勫瀷灏忓褰㈠皝瑁�)
銆�銆�閫氶亾鏁�(sh霉)閲忥細8
銆�銆�杓稿嚭椤炲瀷锛氫笁鎱�(t脿i)
CD74FCT244AT 鎻愪緵浜嗗叓鍊嬬崹绔嬬殑绶╂矕鍣ㄩ�氶亾锛屾瘡鍊嬮�氶亾閮芥湁涓�鍊嬪柈鐛ㄧ殑鏁�(sh霉)鎿�(j霉)杓稿叆寮曡叧鍜屼竴鍊嬭几鍑哄紩鑵炽�傞�氶亷鎺у埗 OE锛堣几鍑轰娇鑳斤級寮曡叧锛屽彲浠ュ皣鎵�鏈夎几鍑虹疆浜庝笁鎱�(t脿i)妯″紡锛屽緸鑰屽厑瑷辫垏鍏朵粬瑷�(sh猫)鍌欏叡浜悓涓�鏁�(sh霉)鎿�(j霉)绺界窔銆�
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銆�銆�鐢变簬鍏舵敮鎸佸娉涚殑闆绘簮闆诲鑼冨湇锛孋D74FCT244AT 鑳藉閬╂噳(y墨ng)涓嶅悓鐨勭郴绲�(t菕ng)鏋舵(g貌u)锛屽挨鍏跺湪闆绘睜渚涢浕鎴栦綆鍔熻�楁噳(y墨ng)鐢ㄥ牬鏅腑琛ㄧ従(xi脿n)鍑鸿壊銆�
銆�銆�鑺墖閭勫叿鍌欑煭璺繚璀峰姛鑳斤紝閫蹭竴姝ユ彁楂樹簡绯荤当(t菕ng)鐨勫彲闈犳��銆�
CD74FCT244AT 寤ｆ硾鎳�(y墨ng)鐢ㄤ簬鍚勭ó闆诲瓙绯荤当(t菕ng)涓�锛岀壒鍒ユ槸鍦ㄩ渶瑕佸璺暩(sh霉)鎿�(j霉)鍌宠几鍜岀附绶氬垏鎻涚殑鍫存櫙涓�銆傚叿楂旀噳(y墨ng)鐢ㄥ寘鎷細
銆�銆�1. 鏁�(sh霉)鎿�(j霉)绺界窔椹�(q奴)鍕曞拰闅旈洟
銆�銆�2. 寰檿鐞嗗櫒绯荤当(t菕ng)涓殑澶氳矾寰�(f霉)鐢�
銆�銆�3. 瀛樺劜鍣ㄦ摯灞曞強澶栬ō(sh猫)鎺ュ彛
銆�銆�4. 楂橀�熼�氫俊闆昏矾涓殑淇¤櫉瑾�(di脿o)鐞�
銆�銆�5. 宓屽叆寮忔帶鍒剁郴绲�(t菕ng)涓殑淇¤櫉绶╂矕
銆�銆�瑭茶姱鐗囨啈鍊熷叾涓夋厠(t脿i)杓稿嚭鐗规�у拰浣庡姛鑰楀劒(y艒u)鍕�锛屽湪宸ユキ(y猫)鎺у埗銆佹秷璨婚闆诲瓙鐢�(ch菐n)鍝佷互鍙婇�氫俊瑷�(sh猫)鍌欓牁(l菒ng)鍩熷潎寰楀埌浜嗗唬娉涙噳(y墨ng)鐢�銆�
CD74HC244, SN74LVC244A, MC74HC244
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