鏅傞枔锛�2025/4/28 19:43:37
闁辫畝锛�29
74ACT244PC 鏄竴绋珮鎬ц兘鐨勫叓璺笁鎱�(t脿i)绶╂矕鍣�/绶氳矾椹�(q奴)鍕曞櫒锛屽爆浜� 74 绯诲垪閭忚集鍣ㄤ欢涓殑 ACT锛圓dvanced CMOS Technology锛夊鏃�銆傝┎鑺墖閲囩敤鍏堥�茬殑 CMOS 宸ヨ棟鍒堕��锛屽叿鏈変綆鍔熻��銆侀珮閫熷害鍜屽嚭鑹茬殑闆绘埃鎬ц兘銆傚畠閫氬父鐢ㄤ簬闇�瑕侀珮閫熸暩(sh霉)鎿�(j霉)鍌宠几鍜屼俊铏熷垏鎻涚殑鎳夌敤鍫存櫙涓��
銆�銆�瑭茶姱鐗囬�氶亷鎺у埗浣胯兘寮曡叧锛圙1 鍜� G2锛�锛屽彲浠ュ鐝�(xi脿n)灏嶈几鍏ヤ俊铏熺殑绶╂矕鍜岃几鍑烘帶鍒�锛屽苟鍦ㄤ笉闇�瑕佹檪灏囪几鍑虹疆浜庨珮闃绘厠(t脿i)锛屽緸鑰岄伩鍏嶄俊铏熸矕绐佹垨骞叉摼銆�
灏佽锛歅DIP-20
銆�銆�宸ヤ綔闆诲锛圴CC锛夛細2 V 鑷� 6 V
銆�銆�鍌虫挱寤堕伈鏅傞枔锛坱pd锛夛細3.5 ns锛堝吀鍨嬪�硷紝鍦� VCC = 5V 鏅傦級
銆�銆�杓稿叆闆绘祦锛圛IH, IIL锛夛細卤1 渭A锛堟渶澶у�硷級
銆�銆�杓稿嚭闆绘祦锛圛OH, IOL锛夛細卤24 mA锛堟渶澶у�硷級
銆�銆�宸ヤ綔婧害鑼冨湇锛�0掳C 鑷� 70掳C
銆�銆�闈滄厠(t脿i)鍔熻�楋細20 nW锛堝吀鍨嬪��锛屽湪 VCC = 5V 鏅傦級
74ACT24 鍏锋湁鍏�嬬崹绔嬬殑涓夋厠(t脿i)绶╂矕閫氶亾锛岄仼鍚堝璺暩(sh霉)鎿�(j霉)鍌宠几鎳夌敤銆�
銆�銆�2. 鏀寔瀵浕澹撹寖鍦嶆搷浣滐紙2V 鍒� 6V锛夛紝閬╂噳澶氱ó闆绘簮鐠�(hu谩n)澧�銆�
銆�銆�3. 楂橀�熸�ц兘锛屽偝鎾欢閬叉檪闁撳儏鐐� 3.5ns锛堝吀鍨嬪�硷級锛岄仼鐢ㄤ簬楂橀牷绯荤当(t菕ng)銆�
銆�銆�4. 妤典綆鐨勯潨鎱�(t脿i)鍔熻��锛屾湁鍔╀簬闄嶄綆鏁撮珨鑳借�椼��
銆�銆�5. 杓稿叆鍏煎 TTL 鍜� CMOS 闆诲钩锛屽寮蜂簡鑸囧叾浠栭倧杓郴鍒楃殑浜掓搷浣滄��銆�
銆�銆�6. 杓稿嚭鍏锋湁楂橀﹨(q奴)鍕曡兘鍔�锛屾敮鎸侀﹨(q奴)鍕曞鍊嬭矤杓�銆�
銆�銆�7. 楂橀樆鎱�(t脿i)杓稿嚭鍔熻兘鍙湁鏁堥槻姝㈢附绶氱鐖拰淇¤櫉骞叉摼銆�
74ACT244PC 寤ｆ硾鎳夌敤浜庡悇绋暩(sh霉)瀛楅浕璺腑锛岀壒鍒ユ槸鍦ㄩ渶瑕佹暩(sh霉)鎿�(j霉)绶╂矕鍜屼俊铏熷垏鎻涚殑鍫村悎銆傚叾鍏稿瀷鎳夌敤鍖呮嫭锛�
銆�銆�1. 瑷堢畻姗熺郴绲�(t菕ng)涓殑鏁�(sh霉)鎿�(j霉)绺界窔闅旈洟鑸囬﹨(q奴)鍕�銆�
銆�銆�2. 瀛樺劜鍣ㄧ郴绲�(t菕ng)鐨勫湴鍧�鍜屾暩(sh霉)鎿�(j霉)绺界窔鎿村睍銆�
銆�銆�3. 澶氳矾寰╃敤鍣ㄥ拰瑙ｅ京鐢ㄥ櫒瑷▓銆�
銆�銆�4. 宸ユキ(y猫)鑷嫊鍖栬ō鍌欎腑鐨勪俊铏熻檿鐞嗗拰閫氫俊鎺ュ彛銆�
銆�銆�5. 娓│瑷倷鍜屾脯閲忓剙鍣ㄤ腑鐨勯珮閫熶俊铏熷垏鎻涖��
銆�銆�6. 宓屽叆寮忕郴绲�(t菕ng)涓殑澶栬ō鎺ュ彛瑷▓銆�
74HC244, 74HCT244, 74ACT244PW
