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PCF8576CT 鏄竴娆剧敱 NXP锛堟仼鏅烘郸锛夌敓鐢�(ch菐n)鐨� I2C 绺界窔鎺ュ彛鐨� 16 閫氶亾 PWM 椹�(q奴)鍕曞櫒鑺墖锛屽唬娉涙噳鐢ㄤ簬 LED 鑳屽厜瑾�(di脿o)绡�(ji茅)銆侀浕姗熸帶鍒跺拰鍚勭ó闇�瑕佺簿纰哄崰绌烘瘮瑾�(di脿o)鏁寸殑鍫存櫙銆傝┎鑺墖閫氶亷 I2C 鎺ュ彛鑸囦富鎺у埗鍣ㄩ�氫俊锛屾敮鎸侀珮閬� 400 kHz 鐨勫揩閫熸ā寮�锛岃兘澶犵偤澶氬�� PWM 杓稿嚭鎻愪緵闈堟椿鐨勯厤缃伕闋�銆�
銆�銆�PCF8576 鎻愪緵 16 璺崹绔嬬殑 PWM 杓稿嚭閫氶亾锛屾瘡璺几鍑哄彲浠ュ柈鐛ㄨō缃崰绌烘瘮鍜岄牷鐜囷紝浣垮叾闈炲父閬╁悎澶� LED 鎴栧闆绘椹�(q奴)鍕曟噳鐢�銆傛澶栵紝瀹冮倓闆嗘垚浜嗛亷婧繚璀�銆佺煭璺繚璀风瓑瀹夊叏鐗规��锛屼互纰轰繚鍦ㄥ京闆滅挵(hu谩n)澧冧笅鐨勭┅(w臎n)瀹氶亱琛屻��
閫氶亾鏁�(sh霉)閲忥細16
銆�銆�宸ヤ綔闆诲锛�2.3V 鑷� 5.5V
銆�銆�I2C 绺界窔閫熷害锛氭婧栨ā寮忥紙100 kHz锛�锛屽揩閫熸ā寮忥紙400 kHz锛�
銆�銆�PWM 鍒嗚鲸鐜囷細8 浣�
銆�銆�PWM 闋荤巼鑼冨湇锛氭渶澶� 2 kHz
銆�銆�杓稿嚭闆绘祦鑳藉姏锛�25 mA锛堝吀鍨嬪�硷級
銆�銆�宸ヤ綔婧害鑼冨湇锛�-40>灏佽椤炲瀷锛歍SSOP-28
1. 鏀寔澶氶仈 16 璺崹绔嬪彲閰嶇疆鐨� PWM 杓稿嚭锛屾瘡璺潎鍙柈鐛ㄨō缃崰绌烘瘮鍜岄牷鐜�銆�
銆�銆�2. 閫氶亷 I2C 鎺ュ彛瀵︾従(xi脿n)鑸囦富鎺у埗鍣ㄧ殑渚挎嵎閫氫俊锛屾笡灏戠‖浠堕�ｇ窔闇�姹傘��
銆�銆�3. 鍏�(n猫i)缃粺鍟熷嫊鍔熻兘锛岄伩鍏嶅湪鍟熷嫊鏅傜敘(ch菐n)鐢熼亷澶ч浕娴佹矕鎿�銆�
銆�銆�4. 鎻愪緵閬庢韩淇濊鍜岀煭璺繚璀锋鍒讹紝澧炲挤绯荤当(t菕ng)鍙潬鎬�銆�
銆�銆�5. 鏀寔浣庡姛鑰楁ā寮忥紝閬╁悎灏嶅姛鑰楁晱鎰熺殑鎳夌敤鍫存櫙銆�
銆�銆�6. 灏忓瀷 TSSOP-28 灏佽锛岀瘈(ji茅)鐪� PCB 绌洪枔锛屼究浜庤ō瑷堥泦鎴�銆�
銆�銆�7. 鍏煎澶氱ó涓绘祦寰帶鍒跺櫒骞宠嚭锛屾槗浜庣法绋嬪拰瑾�(di脿o)瑭�銆�
1. 澶氶�氶亾 LED 鑳屽厜椹�(q奴)鍕曪紝鐢ㄤ簬椤ず鍣�銆侀浕瑕栫瓑瑷倷銆�
銆�銆�2. 鏅鸿兘鐓ф槑绯荤当(t菕ng)鐨勪寒搴﹁(di脿o)绡�(ji茅)鍜岃壊褰╂贩鍚�銆�
銆�銆�3. 灏忓瀷鐩存祦闆绘鎴栨閫查浕姗熺殑閫熷害鍜屾柟鍚戞帶鍒�銆�
銆�銆�4. 宸ユキ(y猫)鑷嫊鍖栦腑鐨勫璺俊铏熻(di脿o)鍒�銆�
銆�銆�5. 娑堣不椤為浕瀛愮敘(ch菐n)鍝佷腑鐨勯煶閲忔寚绀虹噲銆佺媭鎱�(t脿i)椤ず绛夊姛鑳姐��
銆�銆�6. 闆绘睜渚涢浕瑷倷涓殑绡�(ji茅)鑳� PWM 鎺у埗妯″銆�
PCA9685, TLC5971
