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闁辫畝锛�19
PCA9545A 鏄竴娆惧洓閫氶亾 I2C 闁嬮棞锛岀敱 NXP Semiconductors 鎻愪緵銆傚畠鑳藉灏囧柈鍊� I2C 涓昏ō鍌欓�ｆ帴鍒板閬斿洓鍊嬪緸瑷倷锛屽苟閫氶亷閬告搰涓嶅悓鐨勯�氶亾渚嗛殧闆㈢附绶氶�氫俊銆傞�欑ó闁嬮棞鏀寔妯欐簴妯″紡鍜屽揩閫熸ā寮忎笅鐨� I2C 閫氫俊锛岄仼鐢ㄤ簬闇�瑕佺啊鍖栧京闆� I2C 绺界窔鏋舵鐨勬噳鐢ㄥ牬鏅�銆�
銆�銆�PCA9545A 鐨勮ō瑷堜娇鍏堕潪甯搁仼鍚堝湪宓屽叆寮忕郴绲�(t菕ng)涓娇鐢�锛屽挨鍏舵槸鍦ㄧ┖闁撴湁闄愭垨闇�瑕侀檷浣庡姛鑰楃殑鍫村悎銆傝┎鍣ㄤ欢閭勬敮鎸侀珮閬� 1Mbps 鐨� I2C 蹇�熸ā寮� Plus (Fm+) 閫氫俊銆�
椤炲瀷锛欼2C 闁嬮棞
銆�銆�閫氶亾鏁�(sh霉)锛�
銆�銆�宸ヤ綔闆诲鑼冨湇锛�1.8V 鑷� 5.5V
銆�銆�鏈�澶ф暩(sh霉)鎿�(j霉)閫熺巼锛�1 Mbps
銆�銆�灏佽锛歍SSOP
銆�銆�宸ヤ綔婧害鑼冨湇锛�-40掳C 鑷� +125掳C
銆�銆�I/O 闆诲鑼冨湇锛�1.65V 鑷� 5.5V
PCA9545A 鏀寔鍥涜矾鐛ㄧ珛鐨� I2C 绺界窔鍒囨彌鍔熻兘锛屽厑瑷辩敤鎴堕潏娲诲湴绠＄悊澶氬�嬪緸灞ō鍌欑殑閫氫俊銆傚叾浣庡皫閫氶浕闃� (<3 姝愬) 纰轰繚浜嗕俊铏熷偝杓�?sh霉)鑰愭毦顛�?锛屽苟涓斾笉鏈冮’钁楀奖闊夸俊铏熻唱閲�銆�
銆�銆�姝ゅ锛孭CA9545A 閰嶅倷浜嗕竴鍊嬪皥鐢ㄥ瘎瀛樺櫒鐢ㄤ簬閰嶇疆鍚勯�氶亾鐨勭媭鎱�(t脿i)銆傜暥鎵�鏈夐�氶亾闂滈枆鏅�锛屼富瑷倷鑸囧緸瑷倷涔嬮枔鐨勯�ｆ帴琚畬鍏ㄦ柗闁嬶紝寰炶�屾笡灏戜笉蹇呰鐨勫共鎿�銆�
銆�銆�瑭茶姱鐗囬倓鍏锋湁鑷嫊鍦板潃瑷疆鍔熻兘锛屽彲閬垮厤鍦板潃娌栫獊鍟忛銆傚悓鏅�锛屽畠鍏煎澶氱ó I2C 鏁�(sh霉)鎿�(j霉)閫熺巼锛屽寘鎷婧栨ā寮� (100 kHz) 鍜屽揩閫熸ā寮� (400 kHz)锛屽苟涓斿叿鍌欑煭璺繚璀锋鍒朵互澧炲挤绯荤当(t菕ng)鐨勫彲闈犳�с��
PCA9545A 寤ｆ硾鎳夌敤浜庡悇绋渶瑕佸寰炶ō鍌欑鐞嗙殑鍫存櫙锛屼緥濡傛秷璨婚浕瀛�銆佸伐妤�(y猫)鑷嫊鍖栦互鍙婃苯杌婇浕瀛愰牁鍩�銆傚叿楂旀噳鐢ㄥ寘鎷細
銆�銆�- 澶氬偝鎰熷櫒鏁�(sh霉)鎿�(j霉)閲囬泦绯荤当(t菕ng)
銆�銆�- 宓屽叆寮忔帶鍒跺柈鍏冧腑鐨勭附绶氭摯灞�
銆�銆�- 宸ユキ(y猫)绱氫汉姗熺晫闈� (HMI) 瑷倷
銆�銆�- 杌婅級淇℃伅濞涙▊绯荤当(t菕ng)
銆�銆�- 寰╅洔鐨勬鍣ㄤ汉鎺у埗绯荤当(t菕ng)
銆�銆�浠讳綍闇�瑕佸皪澶氬�� I2C 瑷倷閫茶楂樻晥绠＄悊鍜岄殧闆㈢殑鍫村悎閮藉彲浠ヨ�冩叜浣跨敤 PCA9545A銆�
PCA9545ADBR, PCA9545ACNTR
