鏅傞枔锛�2025/5/29 11:05:15
闁辫畝锛�15
SN74HC244PWR 鏄竴娆鹃珮鎬ц兘鐨�8浣嶄笁鎱�(t脿i)闈炲弽鐩哥珐娌栧櫒/绶氳矾椹呭嫊鍣紝灞簬TI锛堝痉宸炲剙鍣級鐨�74HC绯诲垪銆傝┎鍣ㄤ欢閲囩敤楂樼礆纭呮煹CMOS鎶�琛撳埗閫�锛屽叿鏈夐珮闁嬮棞閫熷害鍜屼綆鍔熻�楃殑鐗归粸銆傚畠鑳藉鎻愪緵楂橀仈50MHz鐨勫伐浣滈牷鐜�锛屽苟鍏煎TTL鍜孋MOS閭忚集闆诲钩銆傝┎鑺墖寤ｆ硾鎳夌敤浜庢暩(sh霉)鎿�(j霉)绺界窔椹呭嫊銆佷俊铏熸斁澶у拰澶氳矾寰╃敤绛夊牬鏅�銆�
銆�銆�SN74HC244PWR 鍏锋湁涓夊�嬫帶鍒惰几鍏ワ細鍏╁�嬭几鍑轰娇鑳界锛�1OE 鍜� 2OE锛夛紝鐢ㄤ簬鍒嗗垾鎺у埗鍏╃祫4浣嶇珐娌栧櫒鐨勮几鍑虹媭鎱�(t脿i)銆傜暥浣胯兘绔偤浣庨浕骞虫檪锛屽皪鎳夌殑绶╂矕鍣ㄨ檿浜庢縺娲荤媭鎱�(t脿i)锛涚暥鐐洪珮闆诲钩鏅�锛岃几鍑洪�插叆楂橀樆鎱�(t脿i)銆�
渚涢浕闆诲(VCC)锛�2V 鑷� 6V
銆�銆�宸ヤ綔婧害鑼冨湇锛�-55掳C 鑷� +125掳C
銆�銆�鍌虫挱寤堕伈鏅傞枔锛氭渶澶�7ns
銆�銆�杓稿嚭闆绘祦(IoH/IoL)锛毬�25mA
銆�銆�杓稿叆闆诲锛氱磩10pF
銆�銆�灏佽褰㈠紡锛歅DIP, SOIC, TSSOP
SN74HC244PWR 鐨勪富瑕佺壒鎬у寘鎷細
銆�銆�1. 楂橀�烠MOS鎶�琛�锛屾敮鎸侀珮閬�50MHz鐨勫伐浣滈牷鐜�銆�
銆�銆�2. 杓稿嚭浣胯兘鎺у埗鍔熻兘锛屽彲浠ュ鐝�(xi脿n)涓夋厠(t脿i)杓稿嚭銆�
銆�銆�3. 杓稿叆淇濊闆昏矾瑷▓锛屽彲鎵垮彈瓒呴亷闆绘簮闆诲鐨勮几鍏ヤ俊铏熴��
銆�銆�4. 妤典綆鐨勯潨鎱�(t脿i)鍔熻�楋紝鍦ㄧ┖闁戞ā寮忎笅骞句箮鐒¤兘閲忔秷鑰�銆�
銆�銆�5. 瀵伐浣滈浕澹撹寖鍦�锛岄仼鍚堝绋噳鐢ㄥ牬鏅�銆�
銆�銆�6. 宸ヤ綔婧害鑼冨湇寤ｏ紝閬╃敤浜庡伐妤�(y猫)鍙婅粛浜嬬挵(hu谩n)澧�銆�
銆�銆�7. 鍙互杓曟澗鑸嘥TL鍜孋MOS閭忚集闆诲钩鍏煎锛屼究浜庣郴绲�(t菕ng)闆嗘垚銆�
SN74HC244PWR 甯哥敤浜庝互涓嬮牁鍩燂細
銆�銆�1. 鏁�(sh霉)鎿�(j霉)绺界窔椹呭嫊鍜岄殧闆�锛岀壒鍒ユ槸鍦ㄥ涓昏ō鍌欓�氫俊绯荤当(t菕ng)涓�銆�
銆�銆�2. 淇¤櫉鏀惧ぇ鍜屾暣褰�锛岀敤浜庨暦璺濋洟鍌宠几鎴栧急淇¤櫉澧炲挤銆�
銆�銆�3. 澶氳矾寰╃敤鍜岃В寰╃敤闆昏矾锛屽鐝�(xi脿n)鏁�(sh霉)鎿�(j霉)閬告搰鍔熻兘銆�
銆�銆�4. 寰檿鐞嗗櫒鍜屽鍦嶈ō鍌欎箣闁撶殑鎺ュ彛鎿村睍銆�
銆�銆�5. 宸ユキ(y猫)鑷嫊鍖栧拰鎺у埗绯荤当(t菕ng)鐨勪俊铏熻檿鐞�銆�
銆�銆�6. 瑷堢畻姗�銆侀�氫俊瑷倷鍜屽叾浠栨暩(sh霉)瀛楅浕瀛愮敘(ch菐n)鍝佺殑淇¤櫉绶╂矕銆�
銆�銆�7. 杌嶄簨鍜岃埅绌鸿埅澶╅牁鍩熶腑鐨勯珮鍙潬鎬ф噳鐢�銆�
SN74HCT244PWR, MC74HC244, NXP 74HC244
