鏅傞枔锛�2025/4/28 21:15:18
闁辫畝锛�15
DS1744W-070IND+ 鏄竴娆剧敱 Maxim Integrated 鐢熺敘(ch菐n)鐨勫鏅傛檪閻� (RTC) 鑺墖銆傝┎鑺墖鍏�(n猫i)缃尟钑╁櫒鍜屾棩姝峰姛鑳�锛屽彲浠ユ彁渚涚銆佸垎銆佹檪銆佹槦鏈�銆佹棩鏈�銆佹湀浠藉拰骞翠唤鐨勬檪闁撲俊鎭�銆傝姱鐗囨敮鎸佷綆鍔熻�楅亱琛岋紝骞惰兘澶犲湪涓婚浕婧愭柗闆绘檪渚濋潬鍌欑敤闆绘睜绻肩簩(x霉)宸ヤ綔銆�
銆�銆�姝ゅ锛孌S1744W-070IND+ 閭勫叿鏈変竴鍊嬪彲绶ㄧ▼鐨勬檪閻樿几鍑轰互鍙婂牨璀﹀姛鑳斤紝閬╁悎鐢ㄤ簬闇�瑕佺簿婧栨檪闁撹閷勫拰鍠氶啋鍔熻兘鐨勬噳鐢ㄥ牬鏅�銆�
椤炲瀷锛氬鏅傛檪閻樿姱鐗�
銆�銆�灏佽锛歋OIC-16
銆�銆�宸ヤ綔闆诲鑼冨湇锛�2.3V 鑷� 5.5V
銆�銆�寰呮闆绘祦锛�200nA锛堟渶澶у�硷級
銆�銆�鏅傞悩绮惧害锛毬�2 鍒嗛悩/鏈堬紙25掳C锛�
銆�銆�婧害鑼冨湇锛�-40掳C 鑷� +85掳C
銆�銆�鏃ユ鍔熻兘锛氬寘鎷銆佸垎銆佹檪銆佹槦鏈�銆佹棩鏈熴�佹湀浠藉拰骞翠唤
銆�銆�鍫辫鍔熻兘锛氭敮鎸佸閬斿叐鍊嬬崹绔嬬殑鍫辫閰嶇疆
銆�銆�杓稿嚭闋荤巼锛�1Hz 鎴� 32.768kHz 鍙伕
DS1744W-070IND+ 鎻愪緵浜嗛珮绮惧害鐨勬棩姝峰拰鏅傞悩鍔熻兘锛岄仼鐢ㄤ簬闀锋檪闁撻亱琛屼笖闇�瑕佸彲闈犳檪闁撴埑鐨勬噳鐢ㄥ牬鏅�銆傚叾瓒呬綆鍔熻�楄ō瑷堥潪甯搁仼鍚堜究鏀滃紡瑷倷鍜岄浕姹犱緵闆荤郴绲�(t菕ng)銆�
銆�銆�鑺墖鍏�(n猫i)寤虹殑鍙法绋嬫檪閻樿几鍑哄拰鍫辫鍔熻兘绨″寲浜嗙郴绲�(t菕ng)瑷▓锛屾笡灏戜簡澶栭儴鍏冧欢鐨勯渶姹�銆傚悓鏅傦紝瀹冮倓鍏峰倷闁忓勾瑁滃劅鑳藉姏锛岃兘澶犺嚜鍕曡(di脿o)鏁存棩鏈熻▓绠椾互閬╂噳鍏瑕�(gu墨)鍓�銆�
銆�銆�鍙﹀锛孌S1744W-070IND+ 鏀寔 I2C 鎺ュ彛閫氫俊锛屼究浜庤垏寰帶鍒跺櫒閫ｆ帴锛屽緸鑰屽鐝�(xi脿n)闈堟椿鐨勯厤缃拰鏁�(sh霉)鎿�(j霉)璁�鍙�銆傝┎鎺ュ彛浣跨敤妯欐簴妯″紡锛屾渶楂樺偝杓搁�熺巼鐐� 400kHz銆�
閫欐 RTC 鑺墖寤ｆ硾鎳夌敤浜庡悇绋渶瑕佺簿婧栨檪闁撶鐞嗙殑闆诲瓙鐢�(ch菐n)鍝佷腑锛屼緥濡傛秷璨婚闆诲瓙瑷倷銆佸伐妤�(y猫)鎺у埗绯荤当(t菕ng)銆佺恫(w菐ng)绲¤ō鍌�銆侀啱(y墨)鐧傚剙鍣ㄤ互鍙婂鐢ㄩ浕鍣ㄧ瓑銆�
銆�銆�鍏烽珨鎳夌敤鍫存櫙鍖呮嫭锛�
銆�銆�- 鏁�(sh霉)鎿�(j霉)瑷橀寗鍎�涓殑鏅傞枔妯欒
銆�銆�- 宓屽叆寮忕郴绲�(t菕ng)鐨勫鏅傛檪闁撻’绀�
銆�銆�- 缍�(w菐ng)绲¤ō鍌欎腑鐨勬檪闁撳悓姝�
銆�銆�- 宸ユキ(y猫)鎺у埗涓殑浠诲嫏瑾�(di脿o)搴�
銆�銆�- 鏅鸿兘瀹跺眳涓殑瀹氭檪鎺у埗鍔熻兘
銆�銆�鐢变簬鍏朵綆鍔熻�楃壒鎬у拰楂樺彲闈犳��锛孌S1744W-070IND+ 鐗瑰垾閬╁悎渚挎敎寮忚ō鍌欏拰閬犵▼鐩�(ji膩n)鎺х郴绲�(t菕ng)銆�
DS1339C, PCF85263A, RV-3028-C7
