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鍨嬭櫉锛歅CA9539
銆€銆€鍒堕€犲晢锛歂XP Semiconductors
銆€銆€灏佽锛歍SSOP-20
銆€銆€I2C绺界窔閫熷害锛氭(bi膩o)婧�(zh菙n)妯″紡锛�100 kHz锛�銆佸揩閫熸ā寮忥紙400 kHz锛�
銆€銆€宸ヤ綔闆诲鑼冨湇锛�1.7V 鑷� 5.5V
銆€銆€宸ヤ綔婧害鑼冨湇锛�-40掳C 鑷� +125掳C
銆€銆€杓稿叆/杓稿嚭寮曡叧鏁�(sh霉)閲忥細16
銆€銆€闈滄厠(t脿i)闆绘祦锛氬吀鍨嬪€� 10 渭A
銆€銆€渚涢浕闆绘祦锛氭渶澶у€� 300 渭A
銆€銆€閭忚集闆诲钩鍏煎鎬э細CMOS/TTL

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PCA9539鏄竴娆鹃珮鎬ц兘鐨処/O鎿�(ku貌)灞曞櫒锛屽叿鏈変互涓嬬壒鎬э細
銆€銆€1. 鎻愪緵16浣嶅彲绶ㄧ▼杓稿叆/杓稿嚭绔彛锛屽垎鐐哄叐鍊�8浣嶇鍙�銆�
銆€銆€2. 鏀寔妯�(bi膩o)婧�(zh菙n)鍜屽揩閫熸ā寮忕殑I2C绺界窔閫氫俊鍗�(xi茅)璀�銆�
銆€銆€3. 鍏�(n猫i)閮ㄥ瘎瀛樺櫒鍖呮嫭杓稿叆瀵勫瓨鍣�銆佽几鍑哄瘎瀛樺櫒銆佹サ鎬у弽杞�(zhu菐n)瀵勫瓨鍣ㄥ拰閰嶇疆瀵勫瓨鍣ㄣ€�
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銆€銆€5. 浣庡姛鑰楄ō(sh猫)瑷堬紝閬╁悎闆绘睜渚涢浕鎳�(y墨ng)鐢ㄣ€�
銆€銆€6. 瀵伐浣滈浕澹撹寖鍦嶏紙1.7V鑷�5.5V锛�锛岄仼鎳�(y墨ng)澶氱ó鎳�(y墨ng)鐢ㄥ牬鏅€�
銆€銆€7. 楂樻韩宸ヤ綔鑳藉姏锛屾敮鎸佸伐妤�(y猫)绱氭韩搴﹁寖鍦嶏紙-40掳C鑷�+125掳C锛�銆�
銆€銆€8. 灏忓瀷鍖栧皝瑁濓紙TSSOP-20锛夛紝绡€(ji茅)鐪丳CB绌洪枔銆�

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PCA9539寤ｆ硾鎳�(y墨ng)鐢ㄤ簬浠ヤ笅闋�(l菒ng)鍩燂細
銆€銆€1. 宸ユキ(y猫)鑷嫊鍖栬ō(sh猫)鍌欎腑鐨凣PIO鎿�(ku貌)灞�銆�
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