PCA9539PW鐢辫几鍏�/杓稿嚭绔�鍙�锛孖2C鎺ュ彛鍜屾帶鍒堕倧杓�绲勬垚銆�
銆�銆�杓稿叆/杓稿嚭绔�鍙ｏ細PCA9539PW鎻愪緵浜�8鍊�(g猫)鍙�绶ㄧ▼鐨勮几鍏�/杓稿嚭寮曡叧銆傛瘡鍊�(g猫)寮曡叧鍙�浠ラ厤缃�鐐鸿几鍏ユ垨杓稿嚭锛屽叿楂斿彇姹轰簬鎺у埗瀛楃瘈(ji茅)鐨勮ō(sh猫)缃�銆傞�欎簺寮曡叧鍙�浠ラ�ｆ帴鍒板�栭儴瑷�(sh猫)鍌�锛屽�侺ED锛屾寜閳�锛屽偝鎰熷櫒绛�銆�
銆�銆�I2C鎺ュ彛锛歅CA9539PW閫氶亷I2C绺界窔鑸囧井鎺у埗鍣ㄩ��(j矛n)琛岄�氫俊銆傚畠鍏锋湁鍏╁��(g猫)寮曡叧锛歋DA鍜孲CL銆係DA鏄�涓茶�屾暩(sh霉)鎿�(j霉)绶�锛岀敤浜庣櫦(f膩)閫佸拰鎺ユ敹鏁�(sh霉)鎿�(j霉)銆係CL鏄�涓茶�屾檪(sh铆)閻樼窔锛岀敤浜庡悓姝ユ暩(sh霉)鎿�(j霉)鍌宠几銆�
銆�銆�鎺у埗閭忚集锛歅CA9539PW鐨勬帶鍒堕倧杓�璨�(f霉)璨�(z茅)瑙ｆ瀽閫氶亷I2C绺界窔鐧�(f膩)閫佺殑鎺у埗鍛戒护锛屽苟鏍规摎(j霉)鍛戒护閰嶇疆杓稿叆/杓稿嚭寮曡叧鐨勫姛鑳�銆傚畠閭勮矤(f霉)璨�(z茅)璁�鍙栬几鍏ュ紩鑵崇殑鐙�鎱�(t脿i)锛屽苟灏囧叾鍌宠几鍥炲井鎺у埗鍣�銆�

鈼忓伐浣滈浕澹撹寖鍦嶏細2.3V鑷�5.5V
銆�銆�鈼忚几鍏ラ浕澹撹寖鍦嶏細2.3V鑷�5.5V
銆�銆�鈼忚几鍑洪浕澹撹寖鍦嶏細0V鑷砎DD
銆�銆�鈼忚几鍑洪浕娴侊細25mA
銆�銆�鈼廔2C绺界窔閫熺巼锛�100kHz鑷�400kHz
銆�銆�鈼忓紩鑵虫暩(sh霉)锛�24
銆�銆�鈼忓皝瑁濋�炲瀷锛歍SSOP

1銆侀珮搴﹀彲閰嶇疆鎬э細姣忓��(g猫)GPIO寮曡叧閮藉彲浠ョ崹(d煤)绔嬪湴閰嶇疆鐐鸿几鍏ユ垨杓稿嚭锛屽苟鍏锋湁楂橀浕骞虫垨浣庨浕骞抽浕骞宠Ц鐧�(f膩)鍔熻兘銆�
銆�銆�2銆佸彲绶ㄧ▼鍏�(n猫i)閮ㄤ笂鎷夐浕闃伙細杓稿叆寮曡叧鍏锋湁鍙�绶ㄧ▼鐨勫��(n猫i)閮ㄤ笂鎷夐浕闃�锛屾柟渚块�ｆ帴澶栭儴鍣ㄤ欢銆�
銆�銆�3銆佷綆鍔熻�楋細PCA9539PW鍦ㄥ緟姗�(j墨)妯″紡涓嬬殑鍔熻�楅潪甯镐綆锛岄仼鐢ㄤ簬瑕佹眰浣庡姛鑰楃殑鎳�(y墨ng)鐢�銆�
銆�銆�4銆両2C绺界窔閫氫俊锛氶�氶亷I2C绺界窔鑸囦富鎺у櫒閫氫俊锛岀啊鍖栦簡绯荤当(t菕ng)瑷�(sh猫)瑷�(j矛)鍜屽竷绶�銆�

PCA9539PW鐨勫伐浣滃師鐞嗘槸閫氶亷I2C绺界窔鑸囦富鎺у櫒閫氫俊銆侷2C绺界窔鏄�涓�绋�涓茶�岄�氫俊鍗�(xi茅)璀帮紝瀹冧娇鐢ㄥ叐鏍逛俊铏熺窔锛圫DA鍜孲CL锛夐��(j矛n)琛屾暩(sh霉)鎿�(j霉)鍌宠几銆備富鎺у櫒閫氶亷灏峆CA9539PW鐧�(f膩)閫佹帶鍒跺懡浠ゅ拰鏁�(sh霉)鎿�(j霉)锛屾帶鍒跺叾杓稿叆鍜岃几鍑虹媭鎱�(t脿i)銆侾CA9539PW鐨�16鍊�(g猫)I/O绔�鍙ｅ彲浠ラ厤缃�鐐鸿几鍏ユ垨杓稿嚭锛岄�氶亷鐩告噳(y墨ng)鐨勬帶鍒跺瘎瀛樺櫒閫�(j矛n)琛岄厤缃�銆傝几鍏ョ��鍙ｅ彲浠ョ敤浜庤畝鍙栧�栭儴淇¤��锛岃几鍑虹��鍙ｅ彲浠ョ敤浜庢帶鍒跺�栭儴瑷�(sh猫)鍌�銆�

PCA9539PW鐨勬噳(y墨ng)鐢ㄩ潪甯稿唬娉涳紝鍖呮嫭浣嗕笉闄愪簬浠ヤ笅闋�(l菒ng)鍩燂細
銆�銆�1銆佸伐妤�(y猫)鎺у埗锛氬彲浠ョ敤浜庢帶鍒跺伐妤�(y猫)鑷�鍕曞寲瑷�(sh猫)鍌欑殑杓稿叆鍜岃几鍑轰俊铏�锛屽�傚偝鎰熷櫒淇¤櫉閲囬��銆佺辜闆诲櫒鎺у埗绛夈��
銆�銆�2銆佹苯杌婇浕瀛愶細鍙�鐢ㄤ簬姹借粖闆昏矾涓�鐨勮几鍏ュ拰杓稿嚭鎺у埗锛屽�傝粖闁�鎺у埗銆佺噲鍏夋帶鍒剁瓑銆�
銆�銆�3銆佸�跺涵鑷�鍕曞寲锛氬彲鐢ㄤ簬瀹跺涵鑷�鍕曞寲绯荤��(t菕ng)涓�鐨勮几鍏ュ拰杓稿嚭鎺у埗锛屽�傛櫤鑳介枊闂�(gu膩n)銆佹櫤鑳芥彃搴х瓑銆�
銆�銆�4銆侀浕瀛愯ō(sh猫)鍌欙細鍙�鐢ㄤ簬鍚勭ó闆诲瓙瑷�(sh猫)鍌欑殑杓稿叆鍜岃几鍑烘帶鍒�锛屽�傞浕瑕栨��(j墨)銆侀煶闊跨瓑銆�

PCA9539PW鏄�涓�娆�16浣岻/O鎿�(ku貌)灞曞櫒锛屽彲浠ラ�氶亷I2C绺界窔鎺у埗銆備笅闈㈡槸PCA9539PW鐨勪娇鐢ㄦ祦绋嬶細
銆�銆�1銆侀�ｆ帴纭�浠讹細灏嘝CA9539PW鑸囦富鎺ф澘閫氶亷I2C绺界窔閫ｆ帴锛岀⒑淇濋浕婧愪緵鎳�(y墨ng)姝ｇ⒑銆�
銆�銆�2銆佸垵濮嬪寲瑷�(sh猫)缃�锛氬湪涓绘帶鏉夸笂瑷�(sh猫)缃甀2C绺界窔鐨勫湴鍧�锛孭CA9539PW鏈変笁鍊�(g猫)鍙�閰嶇疆鐨勫湴鍧�寮曡叧锛圓0銆丄1鍜孉2锛�锛屽彲浠ラ�氶亷灏囬�欎簺寮曡叧閫ｆ帴鍒癡CC鎴朑ND渚嗛伕鎿嘔2C鍦板潃銆�
銆�銆�3銆佸垵濮嬪寲閰嶇疆锛氫娇鐢↖2C閫氫俊鍗�(xi茅)璀板悜PCA9539PW瀵�鍏ュ垵濮嬪寲閰嶇��?锛熸ⅱ閰濄劅^I2C鍛戒护灏囧瘎瀛樺櫒瑷�(sh猫)缃�鐐鸿几鍏ユ垨杓稿嚭妯″��锛屼互鍙婅ō(sh猫)缃�涓婃媺闆婚樆绛�銆�
銆�銆�4銆佽畝鍙栬几鍏ョ媭鎱�(t脿i)锛氫娇鐢↖2C鍛戒护寰濸CA9539PW璁�鍙栬几鍏ョ媭鎱�(t脿i)銆侾CA9539PW鏈�16鍊�(g猫)鍙�绶ㄧ▼鐨勮几鍏ュ紩鑵筹紝鍙�浠ラ�氶亷璁�鍙栧瘎瀛樺櫒渚嗙嵅鍙栨瘡鍊�(g猫)寮曡叧鐨勭媭鎱�(t脿i)銆�
銆�銆�5銆佽ō(sh猫)缃�杓稿嚭鐙�鎱�(t脿i)锛氫娇鐢↖2C鍛戒护鍚慞CA9539PW瀵�鍏ヨ几鍑虹媭鎱�(t脿i)銆侾CA9539PW鏈�16鍊�(g猫)鍙�绶ㄧ▼鐨勮几鍑哄紩鑵�锛屽彲浠ラ�氶亷瀵�鍏ュ瘎瀛樺櫒渚嗚��(sh猫)缃�姣忓��(g猫)寮曡叧鐨勭媭鎱�(t脿i)銆�
銆�銆�6銆佺▼搴忔帶鍒讹細鍦ㄤ富鎺ф澘涓婄法瀵�绋嬪簭锛岄�氶亷I2C鍛戒护鑸嘝CA9539PW閫�(j矛n)琛岄�氫俊锛屽��(sh铆)鐝�(xi脿n)灏嶈几鍏ュ拰杓稿嚭鐨勬帶鍒躲��
銆�銆�闇�瑕佹敞鎰忕殑鏄�锛屼娇鐢≒CA9539PW鏅�(sh铆)闇�瑕佷簡瑙ｅ叾瀵勫瓨鍣ㄥ拰浣嶅瓧娈电殑瑭崇窗(x矛)閰嶇疆锛屼互鍙婃�ｇ⒑浣跨敤I2C閫氫俊鍗�(xi茅)璀�銆傚缓璀板弮鑰働CA9539PW鐨勬暩(sh霉)鎿�(j霉)鎵嬪唺鍜屾噳(y墨ng)鐢ㄧ瓎瑷�锛屼互渚挎洿濂藉湴鐞嗚В鍜屼娇鐢ㄨ┎鍣ㄤ欢銆�

PCA9539PW鏄�涓�娆綢(l菒ng)2C绺界窔鎺у埗鐨�16浣岹PIO鎿�(ku貌)灞曞櫒鑺�鐗囥�傚湪瀹夎�漃CA9539PW鏅�(sh铆)锛岄渶瑕佹敞鎰忎互涓嬪咕鍊�(g猫)瑕侀粸(di菐n)锛�
銆�銆�1銆佷緵闆昏�佹眰锛歅CA9539PW闇�瑕侀�ｆ帴閬╃暥(d膩ng)?sh霉)纰惧ǐ?锛岄�氬父?.3V鎴�5V銆傜⒑淇濇彁渚涚殑闆绘簮闆诲�撶�﹀悎鑺�鐗囩殑瑕�(gu墨)鏍艰�佹��锛屼互閬垮厤鎼嶅�炶姱鐗�銆�
銆�銆�2銆佸紩鑵抽�ｆ帴锛歅CA9539PW鏈�20鍊�(g猫)寮曡叧锛屽叾涓�鍖呮嫭I2C绺界窔鐨凷DA鍜孲CL寮曡叧锛屼互鍙�16鍊�(g猫)GPIO寮曡叧銆傛牴鎿�(j霉)瀵�(sh铆)闅涢渶瑕侊紝灏囧紩鑵虫�ｇ⒑閫ｆ帴鍒板�栭儴闆昏��銆�
銆�銆�3銆佸湴鍧�閬告搰锛歅CA9539PW鍏锋湁鍙�绶ㄧ▼鐨処2C鍦板潃锛屽彲浠ラ�氶亷灏嘇0銆丄1鍜孉2寮曡叧鎺ュ湴鎴栨帴楂橀浕骞充締瑷�(sh猫)缃�鍦板潃銆傜⒑淇濋伕鎿囩殑鍦板潃鑸囩郴绲�(t菕ng)涓�鍏朵粬I2C瑷�(sh猫)鍌欑殑鍦板潃涓嶆矕绐併��
銆�銆�4銆丳CB甯冨眬锛氬湪甯冨眬PCB鏅�(sh铆)锛屾噳(y墨ng)鐩￠噺娓涘皬I2C绺界窔绶氳矾鐨勯暦搴�锛屾笡灏戜覆?d膩ng)_鍜屽共鎿�銆傚悓鏅�(sh铆)锛屽皣闆绘簮鍜屽湴绶氬钩闈㈠崁(q奴)鍩熶繚鎸佽冻澶犵殑闆诲�瑰拰浣庨樆鎶�锛屼互鎻愪緵绌�(w臎n)瀹氱殑渚涢浕鍜屾帴鍦般��
銆�銆�5銆佸�栭儴闆昏矾锛氭牴鎿�(j霉)闇�瑕�锛岀偤姣忓��(g猫)GPIO寮曡叧閫ｆ帴閬╃暥(d膩ng)?sh霉)鑰愮崰渚╁◥缃氼儧類辩弶濞�?銆丩ED绛夈�傜⒑淇濆�栭儴闆昏矾鐨勯浕澹撳拰闆绘祦绗﹀悎鑺�鐗囩殑瑕�(gu墨)鏍艰�佹��銆�
銆�銆�6銆佺▼搴忕法绋嬶細鍦ㄤ娇鐢≒CA9539PW鏅�(sh铆)锛岄渶瑕佺法瀵�鐩告��(y墨ng)鐨勭▼搴忎締鎺у埗鑺�鐗囥�傛牴鎿�(j霉)鍏烽珨鐨勬噳(y墨ng)鐢ㄩ渶姹�锛岄厤缃�瀵勫瓨鍣�銆佽ō(sh猫)缃瓽PIO寮曡叧鐨勮几鍏�/杓稿嚭鐙�鎱�(t脿i)鍜岄浕骞崇瓑銆�
銆�銆�鍦ㄥ畨瑁漃CA9539PW鏅�(sh铆)锛屽嫏(w霉)蹇呬粩绱�(x矛)闁辫畝鑺�鐗囩殑鏁�(sh霉)鎿�(j霉)鎵嬪唺鍜屾噳(y墨ng)鐢ㄦ寚鍗楋紝骞舵寜鐓ф寚灏�(d菐o)閫�(j矛n)琛屾�ｇ⒑鐨勯�ｆ帴鍜岄厤缃�銆傞�氶亷鍚堢悊鐨勫畨瑁濆拰浣跨敤锛屽彲浠ョ⒑淇漃CA9539PW鐨勬�ｅ父宸ヤ綔鍜岀��(w臎n)瀹氭��銆�