MT8870DS 鏅傞枔锛�2025/6/6 16:27:50 闁辫畝锛�8

MT8870DS 鏄竴娆惧皥鐐洪浕瑭辨噳(y墨ng)鐢ㄨō(sh猫)瑷堢殑闆欓煶澶氶牷 (DTMF) 闊宠(di脿o)瑙ｇ⒓鍣ㄨ姱鐗�銆傝┎鑺墖鑳藉鎺ユ敹骞惰В纰兼婧� DTMF 淇¤櫉锛屽苟灏囦俊铏熻綁(zhu菐n)鎻涚偤灏嶆噳(y墨ng)鐨�4浣嶄簩閫插埗浠ｇ⒓杓稿嚭锛岄仼鐢ㄤ簬闆昏┍鎸夐嵉杓稿叆銆侀仚鎺цō(sh猫)鍌欎互鍙婂叾浠栭渶瑕侀煶闋讳俊铏熻В纰肩殑鎳�(y墨ng)鐢ㄥ牬鏅�銆�
銆€銆€MT8870DS 鐨勫伐浣滃師鐞嗘槸鍩轰簬鍌呴噷钁夎畩鎻涙妧琛�(sh霉)锛屽畠閫氶亷鍒嗘瀽杓稿叆闊抽牷淇¤櫉鐨勯牷鐜囩祫鎴愪締鍒ゆ柗鏄惁瀛樺湪鏈夋晥鐨� DTMF 闊宠(di脿o)绲勫悎銆傚叾鍏�(n猫i)閮ㄩ泦鎴愪簡鎸暕鍣�銆佸付閫氭烤娉㈠櫒銆佺⿳鍒嗗櫒鍜岄倧杓浕璺瓑鍔熻兘妯″锛屼娇寰楁暣鍊嬭В纰奸亷绋嬮珮鏁堜笖绌�(w臎n)瀹�銆�

鍙冩暩(sh霉)

闆绘簮闆诲锛�4.5V 鑷� 5.5V
銆€銆€宸ヤ綔婧害鑼冨湇锛�-20鈩� 鑷� +70鈩�
銆€銆€杓稿叆闃绘姉锛氱磩 47k惟
銆€銆€闋荤巼闊挎噳(y墨ng)鑼冨湇锛�300Hz 鑷� 3400Hz
銆€銆€鏁�(sh霉)瀛楄几鍑洪鍨嬶細TTL 鍏煎
銆€銆€灏佽褰㈠紡锛欴IP16 鎴� SOP16
銆€銆€闈滄厠(t脿i)闆绘祦锛氭渶澶� 8mA
銆€銆€鍔熻€楋細灏忎簬 40mW

鐗规€�

1. 鍏�(n猫i)缃珮绮惧害甯堕€氭烤娉㈠櫒锛岀⒑淇濆皪 DTMF 淇¤櫉鐨勬簴纰鸿瓨鍒ャ€�
銆€銆€2. 鏀寔浣庡姛鑰楁ā寮�锛岄仼鍚堜究鏀滃紡瑷�(sh猫)鍌欎娇鐢�銆�
銆€銆€3. 楂樻姉骞叉摼鑳藉姏锛岃兘澶犲湪鍢堥洔鐠�(hu谩n)澧冧笅姝ｅ父瑙ｇ⒓銆�
銆€銆€4. 鍏�(n猫i)閮ㄩ泦鎴愰帠瀛樺櫒鍔熻兘锛屽彲鑷嫊淇濇寔鏈€鍚庝竴鍊嬫湁鏁堣В纰肩祼(ji茅)鏋�銆�
銆€銆€5. 鎻愪緵鍙潬鐨勯尟瑾ゆ娓鍒�锛岄伩鍏嶈瑙哥櫦(f膩)銆�
銆€銆€6. 绨″寲鐨勫鍦嶉浕璺ō(sh猫)瑷�锛屾笡灏戝閮ㄥ厓浠舵暩(sh霉)閲�锛岄檷浣庣郴绲�(t菕ng)寰�(f霉)闆滃害銆�
銆€銆€7. 鍏锋湁杓冨挤鐨勭挵(hu谩n)澧冮仼鎳�(y墨ng)鎬�锛岃兘鍦ㄨ純瀵殑宸ヤ綔婧害鑼冨湇鍏�(n猫i)绌�(w臎n)瀹氶亱琛�銆�

鎳�(y墨ng)鐢�

1. 鍥哄畾闆昏┍鍙婄劇绻╅浕瑭变腑鐨勬寜閸典俊铏熻檿鐞�銆�
銆€銆€2. 閬犵▼鎺у埗瑷�(sh猫)鍌�锛屽瀹剁敤闆诲櫒閬欐帶銆佸伐妤�(y猫)瑷�(sh猫)鍌欓仩绋嬫搷鎺х瓑銆�
銆€銆€3. 鑷嫊鎾ヨ櫉鍣ㄦ垨鎳�(y墨ng)绛旀涓鐝�(xi脿n)铏熺⒓杓稿叆鍔熻兘銆�
銆€銆€4. 瀹夐槻鍫辫绯荤当(t菕ng)涓殑淇¤櫉鍌宠几鑸囪В纰�銆�
銆€銆€5. 鍚勭ó閫氫俊瑷�(sh猫)鍌欎腑鐨勯煶闋讳俊铏熸娓垏璀樺垾妯″銆�
銆€銆€6. 鏁欏(xu茅)瀵﹂骞宠嚭涓敤浜庢紨绀� DTMF 鍘熺悊鍙婄浉闂�(gu膩n)鎳�(y墨ng)鐢�銆�