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SN54221鏄竴娆鹃洐绶氬埗銆佷綆鍔熻�楃殑CMOS宸ヨ棟鍒堕�犵殑闆欒矾鏁�(sh霉)鎿�(j霉)閬告搰鍣�/澶氳矾寰╃敤鍣�銆傝┎鑺墖閬╃敤浜庨渶瑕佷綆鍔熻�楀拰楂橀枊闂滈�熷害鐨勬噳鐢ㄥ牬鏅�锛屽唬娉涚敤浜庢暩(sh霉)瀛椾俊铏熻檿鐞嗗拰閫氫俊绯荤当(t菕ng)銆�
銆�銆�瀹冮�氶亷閭忚集鎺у埗杓稿叆渚嗛伕鎿囦竴璺几鍏ヤ俊铏熼�茶鍌宠几锛屽苟鏀寔姝ｅ悜鑸囧弽鐩歌几鍑�銆係N54221鍏峰倷鍑鸿壊鐨勯浕姘ｆ�ц兘锛屽湪宸ユキ(y猫)妯欐簴灏佽涓嬫彁渚涘彲闈犵殑閬嬭琛ㄧ従(xi脿n)銆�
渚涢浕闆诲(VCC)锛�4.5V 鑷� 5.5V
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�8ns
銆�銆�杓稿叆婕忛浕娴侊細卤1渭A锛堟渶澶у�硷級
銆�銆�杓稿嚭椹�(q奴)鍕曡兘鍔涳細IOL=16mA, IOH=-16mA
銆�銆�灏佽褰㈠紡锛歋OIC-16, PDIP-16
SN54221閲囩敤CMOS鎶�琛撳埗閫�锛屽叿鏈夋サ浣庣殑闈滄厠(t脿i)闆绘祦娑堣��銆傚叾楂橀枊闂滈�熷害纰轰繚浜嗗湪楂橀牷鎳夌敤涓殑鍎�(y艒u)鐣拌〃鐝�(xi脿n)銆傛澶�锛岃┎鍣ㄤ欢鑳藉鍦ㄥ寤ｇ殑宸ヤ綔婧害鑼冨湇鍏�(n猫i)绌�(w臎n)瀹氶亱琛�锛岄潪甯搁仼鍚堟儭鍔ｇ挵(hu谩n)澧冧笅鐨勫伐妤�(y猫)鎳夌敤銆�
銆�銆�鐢变簬鍏堕洐璺ō瑷�锛孲N54221鍙互鍚屾檪铏曠悊鍏╄矾鐛ㄧ珛鐨勬暩(sh霉)鎿�(j霉)娴�锛屾サ澶у湴鎻愰珮浜嗙郴绲�(t菕ng)鐨勯潏娲绘�у拰鏁堢巼銆傚悓鏅�锛岃姱鐗囩殑寮曡叧鍏煎鎬ц壇濂斤紝渚夸簬鍗囩礆鎴栨浛鎻涚従(xi脿n)鏈夌郴绲�(t菕ng)涓殑椤炰技鍣ㄤ欢銆�
銆�銆�瀹冮倓鍏锋湁杓冮珮鐨勬姉骞叉摼鑳藉姏锛岃兘澶犲湪鍣伈鐠�(hu谩n)澧冧笅淇濇寔绌�(w臎n)瀹氱殑淇¤櫉鍌宠几銆傛暣楂旇�岃█锛孲N54221浠ュ叾鍗撹秺鐨勬�ц兘鍜屽彲闈犳�ф垚鐐虹溇澶氭暩(sh霉)瀛楅浕璺ō瑷堢殑鐞嗘兂閬告搰銆�
SN54221涓昏鎳夌敤浜庡悇绋渶瑕佸璺京鐢ㄥ姛鑳界殑鍫村悎锛屽寘鎷絾涓嶉檺浜庯細
銆�銆�1. 鏁�(sh霉)鎿�(j霉)閲囬泦绯荤当(t菕ng)
銆�銆�2. 宸ユキ(y猫)鎺у埗瑷倷
銆�銆�3. 閫氫俊鎺ュ彛妯″
銆�銆�4. 鏁�(sh霉)瀛椾俊铏熻檿鐞嗗櫒浠�
銆�銆�5. 娓│娓噺鍎�鍣�
銆�銆�瑭茶姱鐗囨啈鍊熷叾楂樺彲闈犳�у拰闈堟椿鎬�锛岀壒鍒ラ仼鍚堜簬闇�瑕佸湪楂樻韩鎴栦綆婧挵(hu谩n)澧冧腑闀锋湡绌�(w臎n)瀹氬伐浣滅殑瑷倷涓�銆�
SN74221, MC14221
