鏅傞枔锛�2025/6/5 23:39:27
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AD5446鏄竴娆�12浣嶅垎杈ㄧ巼鐨勬暩(sh霉)妯¤綁(zhu菐n)鎻涘櫒(DAC)锛岄噰鐢ㄥ鍔熻兘涓茶澶栬ō(sh猫)鎺ュ彛(SPI)閫茶閫氫俊銆傝┎鍣ㄤ欢鍏�(n猫i)缃竴鍊嬬墖鍏�(n猫i)杓稿嚭绶╂矕鏀惧ぇ鍣�锛屽彲鎻愪緵浣庨樆鎶楄几鍑猴紝骞舵敮鎸侀珮閬�30MHz鐨勬檪閻橀牷鐜�銆侫D5446鍏锋湁鍠浕婧愪緵闆荤壒榛�锛屽伐浣滈浕澹撹寖鍦嶇偤2.7V鑷�5.5V锛岄仼鍚堜究鏀滃紡鍜屼綆鍔熻�楁噳(y墨ng)鐢�銆�
銆�銆�AD5446YRMZ-RL7鏄叾鍏烽珨灏佽鍨嬭櫉锛岄噰鐢�20寮曡叧SSOP灏忓瀷鍖栧皝瑁�锛屽唬娉涙噳(y墨ng)鐢ㄤ簬宸ユキ(y猫)鑷嫊鍖�銆侀亷绋嬫帶鍒�銆侀啱(y墨)鐧傝ō(sh猫)鍌欑瓑闋�(l菒ng)鍩�銆�
鍒嗚鲸鐜囷細12浣�
銆�銆�鍙冭�冮浕澹撹寖鍦嶏細0 V 鑷� VREF
銆�銆�寤虹珛鏅傞枔锛氬皬浜�5 渭s
銆�銆�闆绘簮闆诲锛�2.7 V 鑷� 5.5 V
銆�銆�宸ヤ綔婧害鑼冨湇锛�-40掳C 鑷� +85掳C
銆�銆�灏佽褰㈠紡锛�20-SSOP
銆�銆�杓稿嚭椤炲瀷锛氶浕娴�/闆诲
銆�銆�鏁�(sh霉)瀛楁帴鍙ｏ細SPI鍏煎
AD5446鐨勪富瑕佺壒鎬у寘鎷細
銆�銆�1. 楂橀仈12浣嶇殑楂樼簿搴AC杞�(zhu菐n)鎻涜兘鍔�锛岀⒑淇濅簡杓冮珮鐨勮几鍑哄垎杈ㄧ巼銆�
銆�銆�2. 鍏�(n猫i)缃几鍑虹珐娌栨斁澶у櫒锛屽彲浠ラ﹨(q奴)鍕曚綆闃绘姉璨犺級锛岀劇闇�椤嶅鐨勫閮ㄥ厓浠�銆�
銆�銆�3. 鍠浕婧愪緵闆昏ō(sh猫)瑷堢啊鍖栦簡闆昏矾瑷�(sh猫)瑷堬紝闄嶄綆浜嗙郴绲�(t菕ng)寰�(f霉)闆滃害銆�
銆�銆�4. SPI鍏煎鎺ュ彛浣垮緱鑸囧井鎺у埗鍣ㄦ垨FPGA绛変富鎺ц姱鐗囩殑閫氫俊鏇村姞闈堟椿鏂逛究銆�
銆�銆�5. 瀵伐浣滈浕澹撹寖鍦嶉仼鎳�(y墨ng)澶氱ó鎳�(y墨ng)鐢ㄧ挵(hu谩n)澧冿紝鐗瑰垾鏄湪闆绘睜渚涢浕鍫村悎琛ㄧ従(xi脿n)鍎�(y艒u)鐣�銆�
銆�銆�6. 鎻愪緵鎺夐浕妯″紡锛屾湁鍔╀簬閫蹭竴姝ラ檷浣庡姛鑰�锛屽湪渚挎敎寮忚ō(sh猫)鍌欎腑灏ょ偤閲嶈銆�
AD5446鍦ㄤ互涓嬮牁(l菒ng)鍩熸湁寤ｆ硾鎳�(y墨ng)鐢細
銆�銆�1. 宸ユキ(y猫)鑷嫊鍖栬垏鎺у埗绯荤当(t菕ng)涓殑淇¤櫉鐢熸垚鍜岃(di脿o)绡�(ji茅)銆�
銆�銆�2. 閱�(y墨)鐧傚剙鍣ㄥ鐩�(ji膩n)璀峰剙銆佽澹撹▓绛夐渶瑕佺簿纰烘ā鎿俊铏熻几鍑虹殑鍫存櫙銆�
銆�銆�3. 鏁�(sh霉)鎿�(j霉)閲囬泦绯荤当(t菕ng)锛岀敤浜庢牎婧栧拰瑾�(di脿o)鏁村偝鎰熷櫒鏁�(sh霉)鎿�(j霉)銆�
銆�銆�4. 娓│娓噺瑷�(sh猫)鍌欙紝渚嬪鍑芥暩(sh霉)鐧�(f膩)鐢熷櫒鎴栧彲绶ㄧ▼闆绘簮銆�
銆�銆�5. 娑堣不椤為浕瀛愮敘(ch菐n)鍝佷腑鐨勯煶閲忔帶鍒跺拰灏嶆瘮搴﹁(di脿o)鏁村姛鑳�銆�
銆�銆�6. 鑸┖鑸ぉ鍙婂湅闃查牁(l菒ng)鍩熺殑绮惧瘑淇¤櫉鍚堟垚鎳�(y墨ng)鐢�銆�
AD5445, AD5447, MCP4921
IC鍨嬭櫉绱㈠紩锛� A B C D E F G H I J K L M N O P Q R S T U V W X Y Z 0 1 2 3 4 5 6 7 8 9
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