鏅傞枔锛�2025/5/30 20:59:38
闁辫畝锛�14
SN75LBC170 鏄竴娆鹃珮鎬ц兘鐨勯洐璺﹨(q奴)鍕曞櫒/鎺ユ敹鍣ㄩ泦鎴愰浕璺紝灏堢偤浣庨浕澹撳拰楂橀�熸噳鐢ㄨō瑷�銆傝┎鍣ㄤ欢鏀寔宸垎淇¤櫉鍌宠几锛岃兘澶犲湪杓冮仩璺濋洟鍏�(n猫i)淇濇寔淇¤櫉瀹屾暣鎬�銆傚叾宸ヤ綔闆诲鑼冨湇鐐� 2.3V 鑷� 5.5V锛岄潪甯搁仼鍚堝悇绋究鏀滃紡瑷倷鍜屽伐妤�(y猫)鎺у埗鍫存櫙銆�
銆�銆�SN75LBC170 鎻愪緵浜嗗嚭鑹茬殑闆绘埃鎬ц兘锛屼緥濡備綆鍔熻��銆侀珮鎶楀櫔鑳藉姏鍜屽揩閫熺殑闁嬮棞閫熷害銆傚畠寤ｆ硾鎳夌敤浜庢暩(sh霉)鎿�(j霉)閫氫俊銆佽▓绠楁澶栬ō浠ュ強鑷嫊鍖栨帶鍒剁郴绲�(t菕ng)绛夐牁鍩�銆�
闆绘簮闆诲锛�2.3V 鑷� 5.5V
銆�銆�宸ヤ綔婧害鑼冨湇锛�-40掳C 鑷� +85掳C
銆�銆�杓稿嚭闆绘祦锛毬�16mA锛堝吀鍨嬪�硷級
銆�銆�鍌虫挱寤堕伈锛氭渶澶� 5ns
銆�銆�杓稿叆闆诲锛氱磩 5pF
銆�銆�閫氶亾鏁�(sh霉)閲忥細2
銆�銆�灏佽椤炲瀷锛歋OIC-8, MSOP-8
SN75LBC170 鐨勪富瑕佺壒鎬у寘鎷細
銆�銆�1. 鏀寔浣庤嚦 2.3V 鐨勪緵闆婚浕澹�锛屼娇鍏跺吋瀹瑰绋従(xi脿n)浠ｄ綆鍔熻�楃郴绲�(t菕ng)銆�
銆�銆�2. 楂橀�熼亱琛岃兘鍔涳紝鍌虫挱寤堕伈灏忎簬 5ns锛岄仼鍚堝皪瀵︽檪鎬ц姹傝純楂樼殑鎳夌敤鍫存櫙銆�
銆�銆�3. 鍏�(n猫i)閮ㄥ叿鏈夐亷鐔变繚璀锋鍒讹紝鍙互闃叉鍥犻亷杓夎�屽皫鑷寸殑鎼嶅銆�
銆�銆�4. 闆嗘垚 ESD 淇濊闆昏矾锛屽寮蜂簡鑺墖鍦ㄦ儭鍔ｇ挵(hu谩n)澧冧笅鐨勫彲闈犳��銆�
銆�銆�5. 宸垎淇¤櫉鍌宠几鐗规�ф湁鏁堥檷浣庝簡闆荤骞叉摼鐨勫奖闊�锛屾彁鍗囦簡閫氫俊璩�(zh矛)閲�銆�
銆�銆�6. 灏忓瀷鍖栧皝瑁濆舰寮忥紙濡� SOIC 鍜� MSOP锛夛紝绡�(ji茅)鐪佷簡 PCB 甯冨眬绌洪枔銆�
SN75LBC170 寤ｆ硾鎳夌敤浜庝互涓嬮牁鍩燂細
銆�銆�1. 宸ユキ(y猫)鑷嫊鍖栨帶鍒朵腑鐨� RS-485/RS-422 鎺ュ彛瑷▓銆�
銆�銆�2. 瑷堢畻姗熷強鍏跺瑷殑鏁�(sh霉)鎿�(j霉)鍌宠几鎺ュ彛銆�
銆�銆�3. 姹借粖闆诲瓙绯荤当(t菕ng)涓殑澶氶粸閫氫俊缍�(w菐ng)绲°��
銆�銆�4. 閱�(y墨)鐧傝ō鍌欎腑闇�瑕佸彲闈犱俊铏熷偝杓�?sh霉)鍝棊K銆�
銆�銆�5. 鐗╄伅(li谩n)缍�(w菐ng)绲傜绡�(ji茅)榛炵殑宸垎淇¤櫉鏀剁櫦(f膩)閮ㄥ垎銆�
銆�銆�6. 浠讳綍闇�瑕佷綆闆诲銆佷綆鍔熻�椾笖楂橀�熸暩(sh霉)鎿�(j霉)鍌宠几?sh霉)鑶遍緤绋�?/p>
SN75170, MAX485, LT1780
