鏅傞枔锛�2025/4/27 12:25:47
闁辫畝锛�48
SP1485EEN-L/TR 鏄竴娆惧熀浜� RS-485/RS-422 妯欐簴鐨勫樊鍒嗙附绶氭敹鐧�(f膩)鍣ㄨ姱鐗�锛屽唬娉涙噳鐢ㄤ簬宸ユキ(y猫)鑷嫊鍖�銆佹〒瀹囨帶鍒跺拰鏁告摎閫氫俊绛夐牁鍩�銆傝┎鑺墖鍏锋湁楂樻姉鍣兘鍔�銆佷綆鍔熻�椾互鍙婂挤澶х殑绺界窔椹呭嫊鑳藉姏绛夌壒鎬э紝閬╃敤浜庨暦璺濋洟鍜屽绡�(ji茅)榛為�氫俊鍫存櫙銆�
宸ヤ綔闆诲锛�3.3V~5.5V
銆�銆�鏈�澶ф暩鎿氶�熺巼锛�20Mbps
銆�銆�鎺ユ敹鍣ㄨ几鍏ラ潏鏁忓害锛毬�200mV
銆�銆�椹呭嫊鍣ㄨ几鍑洪浕娴侊細卤256mA
銆�銆�闈滄厠(t脿i)闆绘簮闆绘祦锛氬皬浜�100渭A
銆�銆�ESD淇濊锛欻BM 鈮� 4kV
銆�銆�宸ヤ綔婧害鑼冨湇锛�-40掳C 鑷� +85掳C
銆�銆�灏佽褰㈠紡锛歋OIC-8
SP1485EEN-L/TR 鑺墖鍏峰倷浠ヤ笅椤憲鐗规�э細
銆�銆�1. 绗﹀悎 RS-485 鍜� RS-422 宸ユキ(y猫)妯欐簴鍗旇锛屾敮鎸佸叏闆欏伐鎴栧崐闆欏伐閫氫俊妯″紡銆�
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銆�銆�5. 鏀寔澶氱ó渚涢浕闆诲锛屽吋瀹� 3.3V 鍜� 5V 绯荤当(t菕ng)瑷▓銆�
銆�銆�6. 灏佽灏忓阀锛屾槗浜庨泦鎴愬埌绌洪枔鍙楅檺鐨勬噳鐢ㄤ腑銆�
瑭茶姱鐗囬仼鐢ㄤ簬鍚勭ó闇�瑕佸樊鍒嗕俊铏熷偝杓哥殑鍫存櫙锛屽寘鎷絾涓嶉檺浜庝互涓嬮牁鍩燂細
銆�銆�1. 宸ユキ(y猫)鐝惧牬绺界窔閫氫俊绯荤当(t菕ng)銆�
銆�銆�2. 妯撳畤鑷嫊鍖栦腑鐨勯仩绋嬬洠(ji膩n)鎺цō鍌欍��
銆�銆�3. 澶氶粸鏁告摎閲囬泦鑸囨帶鍒剁郴绲�(t菕ng)銆�
銆�銆�4. POS 姗熷拰鍏朵粬闆跺敭绲傜鐨勬暩鎿氶張璺��
銆�銆�5. 瀹夐槻绯荤当(t菕ng)涓殑瑕栭牷鏈嶅嫏鍣ㄥ強缍茬怠鏀濆儚闋�氫俊鎺ュ彛銆�
銆�銆�6. 闆诲姏鐩�(ji膩n)鎺у拰鑳芥簮绠＄悊绯荤当(t菕ng)涓殑鏁告摎鍌宠几妯″銆�
SN75179B, MAX485, LTC1485
