鏅傞枔锛�2025/5/29 23:44:41
闁辫畝锛�14
TCA9555PWR 鏄竴娆剧敱寰峰窞鍎�鍣紙TI锛夌敓鐢�(ch菐n)鐨� 16 浣� I2C 绺界窔鍙摯灞曠殑杓稿叆/杓稿嚭绔彛鎿村睍鍣ㄣ�傝┎鑺墖閲囩敤 CMOS 鎶�琛撳埗閫狅紝閬╃敤浜庨渶瑕侀澶� GPIO 鐨勪綆鍔熻�楁噳鐢ㄥ牬鍚�銆傚叾瑷▓鏀寔妯欐簴妯″紡鍜屽揩閫熸ā寮忕殑 I2C 鍗�(xi茅)璀�锛屾渶楂樺偝杓搁�熺巼鐐� 400kHz銆�
銆�銆�TCA9555PWR 鎻愪緵浜� 16 鍊嬬崹绔嬬殑鏁�(sh霉)瀛楄几鍏�/杓稿嚭寮曡叧锛屽垎鐐哄叐鍊� 8 浣嶇鍙ｏ紙Port 0 鍜� Port 1锛夛紝姣忓�嬪紩鑵抽兘鍙互鍠崹閰嶇疆鐐鸿几鍏ユ垨杓稿嚭銆傛澶栵紝瀹冮倓鍏х疆浜嗕笂闆诲京浣嶅姛鑳�锛岀⒑淇濆湪绯荤当(t菕ng)鍟熷嫊鏅傛墍鏈夊瘎瀛樺櫒琚垵濮嬪寲鍒伴粯瑾嶇媭鎱�(t脿i)銆傞�欑ó鐗规�т娇鍏堕潪甯搁仼鍚堜簬宓屽叆寮忔帶鍒剁郴绲�(t菕ng)銆佸伐妤�(y猫)鑷嫊鍖栬ō鍌欎互鍙婃秷璨婚闆诲瓙鐢�(ch菐n)鍝佷腑銆�
宸ヤ綔闆诲锛�1.65V 鑷� 5.5V
銆�銆�鏈�澶� I2C 鏅傞悩闋荤巼锛�400kHz
銆�銆�闈滄厠(t脿i)闆绘祦锛氬吀鍨嬪�� 3uA
銆�銆�杓稿叆婕忛浕娴侊細鏈�澶� 卤1uA
銆�銆�杓稿嚭椹呭嫊鑳藉姏锛�-10mA锛堜綆闆诲钩锛�銆�8mA锛堥珮闆诲钩锛�
銆�銆�灏佽褰㈠紡锛歍SSOP-16
TCA9555PWR 鍏锋湁楂樺害闆嗘垚鐨勮ō瑷堬紝闆嗘垚浜� 16 浣嶉洐鍚� I/O 鎿村睍鍔熻兘銆傜敤鎴跺彲浠ラ�氶亷 I2C 鎺ュ彛杓曟澗瑷晱閫欎簺 I/O 寮曡叧鐨勭媭鎱�(t脿i)銆�
銆�銆�瑭插櫒浠舵敮鎸侀�氶亷纭欢鍦板潃寮曡叧瑷疆澶氬�嬪緸姗熷湴鍧�锛屽厑瑷卞悓涓�绺界窔涓婃渶澶氶�ｆ帴鍏�嬬浉鍚岄鍨嬬殑瑷倷鑰岀劇闇�椤嶅閭忚集闆昏矾銆�
銆�銆�姣忓�嬬鍙ｉ兘鍏峰倷鐛ㄧ珛鐨勬サ鎬у弽杞夊姛鑳�锛屽厑瑷遍潏娲诲湴铏曠悊楂樹綆闆诲钩淇¤櫉杞夋彌銆傞�欎竴鐗归粸绨″寲浜嗚垏澶栭儴鍌虫劅鍣ㄦ垨鍩�(zh铆)琛屽櫒鎺ュ彛鐨勫京闆滃害銆�
銆�銆�鍙﹀锛岀敱浜庡叾瓒呬綆鍔熻�楀緟姗熸ā寮忥紝TCA9555PWR 闈炲父閬╁悎闆绘睜渚涢浕鐨勪究鏀滃紡瑷倷浣跨敤銆�
TCA9555PWR 寤ｆ硾鎳夌敤浜庡悇绋渶瑕佹摯灞曢�氱敤杓稿叆杓稿嚭鐨勬噳鐢ㄥ牬鏅�備緥濡傦細
銆�銆�1. 宓屽叆寮忔帶鍒跺櫒绯荤当(t菕ng)鐨� GPIO 鎿村睍銆�
銆�銆�2. 宸ユキ(y猫)鎺у埗闈㈡澘涓殑闁嬮棞妾㈡脯鍜屾寚绀虹噲椹呭嫊銆�
銆�銆�3. 娑堣不闆诲瓙鐢�(ch菐n)鍝佺殑鎸夐嵉鎺冩弿鍜岀媭鎱�(t脿i)椤ず銆�
銆�銆�4. 瀹剁敤闆诲櫒鍏х殑浜烘浜や簰鐣岄潰绠＄悊銆�
銆�銆�5. 閫氫俊瑷倷涓殑鐙�鎱�(t脿i)鐩�(ji膩n)鎺у強淇¤櫉鍒囨彌銆�
銆�銆�6. 浠讳綍鍙楅檺浜庝富鎺ц姱鐗� GPIO 鏁�(sh霉)閲忎笉瓒崇殑鍫村悎鍧囧彲鑰冩叜閲囩敤姝よ姱鐗�銆�
PCA9555,PAA9555
