PCF8575C 鏅�(sh铆)闁擄細2025/4/30 9:57:54 闁辫畝锛�34

PCF8575C 鏄竴娆剧敱 NXP锛堟仼鏅烘郸锛夌敓鐢�(ch菐n)鐨� 16 浣� I2C-bus 鍜� SMBus 鍏煎鐨� I/O 鎿�(ku貌)灞曞櫒銆傝┎鍣ㄤ欢閫氶亷 I2C 鎺ュ彛鎻愪緵 16 鍊�(g猫)鍙厤缃殑杓稿叆/杓稿嚭寮曡叧锛岄仼鐢ㄤ簬闇€瑕佹摯(ku貌)灞� GPIO 寮曡叧鐨勬噳(y墨ng)鐢ㄥ牬(ch菐ng)鏅�銆傚叾浣庡姛鑰楃壒鎬у拰绨″柈鏄撶敤鐨勬帴鍙ｄ娇鍏舵垚鐐哄祵鍏ュ紡绯荤当(t菕ng)銆佸伐妤�(y猫)鎺у埗鍜屾秷璨�(f猫i)闆诲瓙鐢�(ch菐n)鍝佺殑鐞嗘兂閬告搰銆�
銆€銆€PCF8575C 浣跨敤 CMOS 鎶€琛�(sh霉)鍒堕€�锛屾敮鎸� 1.7V 鑷� 5.5V 鐨勫闆诲鑼冨湇锛屽苟鍏峰倷楂樺櫔鑱叉姉鎿捐兘鍔�銆�

鍙冩暩(sh霉)

宸ヤ綔闆诲锛�1.7V 鑷� 5.5V
銆€銆€杓稿叆闆诲钩锛氳垏 VCC 鐩搁棞(gu膩n)
銆€銆€鏈€澶ц矤(f霉)杓夐浕娴侊細姣忓紩鑵� 卤25mA
銆€銆€I2C 绺界窔閫熷害锛氭(bi膩o)婧�(zh菙n)妯″紡 (100kHz)锛屽揩閫熸ā寮� (400kHz)
銆€銆€宸ヤ綔婧害鑼冨湇锛�-40掳C 鑷� +85掳C
銆€銆€灏佽椤炲瀷锛歋SOP銆乀SSOP

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PCF8575C 鎻愪緵浜嗗绋(sh铆)鐢ㄥ姛鑳�锛屽寘鎷細
銆€銆€1. 16 浣嶉€氱敤杓稿叆/杓稿嚭绔彛锛屾敮鎸侀潏娲荤殑閰嶇疆銆�
銆€銆€2. 鍏�(n猫i)缃笂鎷夐浕闃伙紝绨″寲澶栭儴闆昏矾瑷�(sh猫)瑷�(j矛)銆�
銆€銆€3. 楂樺害闆嗘垚鐨勮В姹烘柟妗�锛屾笡灏� PCB 绌洪枔鍗犵敤銆�
銆€銆€4. 鏀寔澶氶仈(d谩) 8 鍊�(g猫)瑷�(sh猫)鍌欐帥鍦ㄥ悓涓€鍊�(g猫) I2C 绺界窔涓婏紙閫氶亷鍦板潃寮曡叧閰嶇疆锛�銆�
銆€銆€5. 浣庡姛鑰楀緟姗�(j墨)妯″紡锛岄仼鍚堥浕姹犱緵闆昏ō(sh猫)鍌�銆�
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銆€銆€7. 楂樺彲闈犳€э紝閬╁悎宸ユキ(y猫)鎳�(y墨ng)鐢ㄧ挵(hu谩n)澧�銆�

鎳�(y墨ng)鐢�

PCF8575C 寤ｆ硾鎳�(y墨ng)鐢ㄤ簬浠ヤ笅闋�(l菒ng)鍩燂細
銆€銆€1. 宓屽叆寮忔帶鍒剁郴绲�(t菕ng)涓殑 GPIO 鎿�(ku貌)灞�銆�
銆€銆€2. 娑堣不(f猫i)闆诲瓙鐢�(ch菐n)鍝佷腑鐨勬寜閸电煩闄ｆ巸鎻忓拰 LED 鎺у埗銆�
銆€銆€3. 宸ユキ(y猫)鑷嫊(d貌ng)鍖栬ō(sh猫)鍌欑殑鐙€鎱�(t脿i)鐩�(ji膩n)鎺у拰淇¤櫉(h脿o)閲囬泦銆�
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銆€銆€5. 閫氫俊瑷�(sh猫)鍌欎腑鐨勫璺枊闂�(gu膩n)鎺у埗銆�
銆€銆€6. 浠讳綍闇€瑕佸鍔犳暩(sh霉)瀛楄几鍏ヨ几鍑鸿兘鍔涚殑鍫�(ch菐ng)鏅�銆�