鏅傞枔锛�2025/6/5 11:07:59
闁辫畝锛�7
SN74ALS158 鏄竴娆鹃洐 4 杓稿叆姝ｆサ璀⒓鍣�/瑙ｅ京鐢ㄥ櫒锛屽爆浜� ALS 绯诲垪楂樼礆浣庡姛鑰楄倴鐗瑰熀 (Advanced Low-power Schottky) TTL 鍣ㄤ欢銆傚畠鍏锋湁蹇�熺殑闁嬮棞閫熷害鍜岃純浣庣殑鍔熻�楃壒鎬�锛岄仼鐢ㄤ簬闇�瑕侀珮閫熷拰浣庡姛鑰楃殑鎳夌敤鍫存櫙銆傞�欐鑺墖閫氶亷杓稿叆淇¤櫉灏囨暩(sh霉)鎿�(j霉)閬告搰鎬у湴璺敱鍒拌几鍑虹锛屽唬娉涙噳鐢ㄤ簬鏁�(sh霉)鎿�(j霉)鍒嗛厤銆佸湴鍧�瑙ｇ⒓鍜岄倧杓帶鍒剁瓑鍫村悎銆�
銆�銆�ALS 绯诲垪鍣ㄤ欢绲愬悎浜嗘婧� TTL 鐨勫吋瀹规�у拰鑲栫壒鍩烘妧琛撶殑楂樻�ц兘鐗归粸锛岃兘澶犳彁渚涙洿楂樼殑閫熷害鍜屾洿灏忕殑鍌虫挱寤堕伈鏅傞枔锛屽悓鏅備繚鎸佽純浣庣殑闈滄厠(t脿i)闆绘祦娑堣��銆�
閭忚集椤炲瀷锛氭妤佃纰煎櫒/瑙ｅ京鐢ㄥ櫒
銆�銆�杓稿叆鏁�(sh霉)閲忥細4锛堟瘡閫氶亾锛�
銆�銆�杓稿嚭鏁�(sh霉)閲忥細2锛堢崹绔嬮�氶亾锛�
銆�銆�宸ヤ綔闆诲鑼冨湇锛�4.75V 鑷� 5.25V
銆�銆�鍌虫挱寤堕伈鏅傞枔锛氬吀鍨嬪�� 6ns
銆�銆�闈滄厠(t脿i)闆绘祦锛氭渶澶� 10渭A锛堝湪 5V 鏅傦級
銆�銆�杓稿嚭椹呭嫊鑳藉姏锛氶珮闆诲钩 0.4mA锛屼綆闆诲钩 -0.4mA
銆�銆�灏佽褰㈠紡锛欴IP銆丼OIC
銆�銆�宸ヤ綔婧害鑼冨湇锛�-55掳C 鑷� +125掳C
SN74ALS158 鎻愪緵浜嗕互涓嬮棞閸电壒鎬э細
銆�銆�1. 楂橀�熸�ц兘锛氱敱浜庨噰鐢ㄨ倴鐗瑰熀鎶�琛�锛屽偝鎾欢閬叉檪闁撻潪甯哥煭锛岄仼鍚堥珮闋绘噳鐢�銆�
銆�銆�2. 浣庡姛鑰楄ō瑷堬細闈滄厠(t脿i)闆绘祦寰堜綆锛屽湪闆绘睜渚涢浕鎴栫瘈(ji茅)鑳借姹傞珮鐨勮ō鍌欎腑琛ㄧ従(xi脿n)鍎�(y艒u)鐣�銆�
銆�銆�3. TTL 鍏煎鎬э細鑸囨婧� TTL 閭忚集闆诲钩瀹屽叏鍏煎锛岀啊鍖栦簡绯荤当(t菕ng)瑷▓銆�
銆�銆�4. 闆欓�氶亾绲愭锛氬収(n猫i)閮ㄩ泦鎴愪簡鍏╁�嬬崹绔嬬殑 4 杓稿叆璀⒓鍣�锛屾笡灏戜簡 PCB 鍗犵敤绌洪枔骞舵彁楂樹簡闆嗘垚搴�銆�
銆�銆�5. 瀵伐浣滄韩搴﹁寖鍦嶏細鏀寔宸ユキ(y猫)绱氬拰杌嶇敤绱氱挵(hu谩n)澧冩浠�锛岀⒑淇濆湪妤电婧害涓嬬殑鍙潬鎬�銆�
銆�銆�6. 杓稿嚭淇濊鍔熻兘锛氬収(n猫i)缃疂浣嶄簩妤电锛岄槻姝㈠洜闈滈浕鏀鹃浕锛圗SD锛夋垨鍏朵粬鐬厠(t脿i)鐝�(xi脿n)璞″皫鑷�?li谩n)p澹炪��
SN74ALS158 閫氬父鐢ㄤ簬浠ヤ笅闋樺煙锛�
銆�銆�1. 鏁�(sh霉)鎿�(j霉)鍒嗛厤锛氬皣鍠竴杓稿叆鏁�(sh霉)鎿�(j霉)娴佸垎閰嶅埌澶氬�嬭几鍑洪�氶亾銆�
銆�銆�2. 鍦板潃瑙ｇ⒓锛氬湪寰檿鐞嗗櫒绯荤当(t菕ng)涓敓鎴愮墖閬镐俊铏熸垨鍏朵粬鎺у埗淇¤櫉銆�
銆�銆�3. 閭忚集鎺у埗闆昏矾锛氬鐝�(xi脿n)寰╅洔鐨勭祫鍚堥倧杓姛鑳�銆�
銆�銆�4. 娓│娓噺瑷倷锛氱偤澶氳矾娓│榛炴彁渚涚簿纰虹殑淇¤櫉璺敱銆�
銆�銆�5. 宸ユキ(y猫)鑷嫊鍖栵細鐢ㄤ簬 PLC 鍜屽叾浠栧鏅傛帶鍒剁郴绲�(t菕ng)涓殑淇¤櫉铏曠悊銆�
銆�銆�6. 閫氫俊瑷倷锛氬湪澶氳矾寰╃敤/瑙ｅ京鐢ㄥ牬鏅笅閫茶鏁�(sh霉)鎿�(j霉)鍒嗙櫦(f膩)銆�
SN74AS158, SN74LS158, SN74HC158
