鏅傞枔锛�2025/4/28 18:30:40
闁辫畝锛�25
SN74HCS20PWR 鏄竴娆鹃洐鍥涜几鍏ヨ垏闁�鐨凜MOS閭忚集鍣ㄤ欢锛屽爆浜嶵I锛堝痉宸炲剙鍣級鎺ㄥ嚭鐨�74HC绯诲垪楂橀�烠MOS閭忚集闆昏矾銆傝┎鑺墖閲囩敤16寮曡叧PDIP灏佽褰㈠紡锛岃兘澶犲湪瀵浕澹撹寖鍦嶅収(n猫i)锛�2V鑷�6V锛夌┅(w臎n)瀹氬伐浣�锛屽叿鏈変綆鍔熻�楀拰楂樺櫔鑱插闄愮殑鐗归粸锛岄潪甯搁仼鍚堢敤浜庢暩(sh霉)瀛椾俊铏熻檿鐞�銆佹帶鍒堕浕璺互鍙婂悇绋倧杓亱绠楀牬鏅��
銆�銆�瑭茶姱鐗囩殑姣忓�嬭垏闁�鍏锋湁鍥涘�嬭几鍏ョ锛岃兘澶犲鐝�(xi脿n)寰╅洔鐨勯倧杓帶鍒跺姛鑳斤紝寤ｆ硾鎳夌敤浜庢秷璨婚浕瀛�銆佸伐妤�(y猫)鎺у埗浠ュ強閫氫俊瑷倷绛夐牁鍩熴��
渚涢浕闆诲(VCC)锛�2V~6V
銆�銆�宸ヤ綔婧害鑼冨湇锛�-40掳C~85掳C
銆�銆�鍌虫挱寤堕伈鏅傞枔(tPLH/tPHL)锛氭渶澶�13ns锛堝湪VCC=4.5V鏅傦級
銆�銆�杓稿叆婕忛浕娴�(IIL)锛毬�1渭A锛堟渶澶у�硷級
銆�銆�杓稿嚭椹呭嫊闆绘祦(IOH/IOL)锛毬�4mA锛堟渶灏忓�硷級
銆�銆�灏佽褰㈠紡锛歅DIP-16
銆�銆�鍣伈瀹归檺锛氬吀鍨嬪�肩偤200mV
SN74HCS20PWR鐨勪富瑕佺壒鎬у寘鎷細
銆�銆�1. 楂橀�烠MOS鎶�琛�锛岀⒑?锛熺剸淇氱敺鐩樻澓楝忔暯鍚炲箽鐮熻姲?銆�
銆�銆�2. 瀵浕婧愰浕澹撹寖鍦嶏紙2V鑷�6V锛夛紝閬╂噳澶氱ó鎳夌敤鍫存櫙銆�
銆�銆�3. 妤典綆鐨勯潨鎱�(t脿i)闆绘祦娑堣��锛岄仼鍚堜究鏀滃紡鍜屼綆鍔熻�楄ō瑷�銆�
銆�銆�4. 楂樺櫔鑱插闄�锛屽寮锋姉骞叉摼鑳藉姏锛屾彁楂樼郴绲�(t菕ng)绌�(w臎n)瀹氭��銆�
銆�銆�5. 姣忓�嬭垏闁�鏀寔澶氶仈鍥涘�嬭几鍏�锛屽彲瀵︾従(xi脿n)寰╅洔閭忚集绲勫悎銆�
銆�銆�6. 鍏煎TTL鍜孋MOS闆诲钩锛屾柟渚胯垏鍏朵粬閭忚集鍣ㄤ欢閫ｆ帴銆�
銆�銆�7. 宸ヤ綔婧害鑼冨湇寤�锛岄仼鐢ㄤ簬鎯″姡鐠�(hu谩n)澧冧笅鐨勬噳鐢�銆�
SN74HCS20PWR閬╃敤浜庝互涓嬮牁鍩燂細
銆�銆�1. 鏁�(sh霉)瀛椾俊铏熻檿鐞嗗拰閭忚集鎺у埗闆昏矾銆�
銆�銆�2. 鏁�(sh霉)鎿�(j霉)閫氫俊涓殑淇¤櫉鍚屾鑸囪檿鐞�銆�
銆�銆�3. 宸ユキ(y猫)鑷嫊鍖栨帶鍒剁郴绲�(t菕ng)涓殑閭忚集閬嬬畻妯″銆�
銆�銆�4. 娑堣不闆诲瓙鐢�(ch菐n)鍝佷腑鐨勯浕婧愮鐞嗗強鐙�鎱�(t脿i)妾㈡脯銆�
銆�銆�5. 宓屽叆寮忕郴绲�(t菕ng)涓殑淇¤櫉璺敱鑸囨浠跺垽鏂�銆�
銆�銆�6. 瑷堢畻姗熷瑷帴鍙ｄ腑鐨勬暩(sh霉)鎿�(j霉)椹楄瓑鑸囨帶鍒躲��
銆�銆�7. 澶氳几鍏ユ浠朵笅鐨勫京闆滈倧杓焙绛栭浕璺�銆�
SN74HC20N, MC74HC20, DM74HC20
