鏅傞枔锛�2025/5/6 20:57:40
闁辫畝锛�30
DAC7822 鏄竴娆鹃洐閫氶亾銆�12 浣嶉浕澹撹几鍑烘暩(sh霉)妯¤綁(zhu菐n)鎻涘櫒 (DAC)锛岄噰鐢ㄤ覆琛屽瑷帴鍙� (SPI) 閫茶閫氫俊銆傝┎鍣ㄤ欢鍏锋湁浣庡姛鑰楀拰灏忓皝瑁濆昂瀵哥殑鐗归粸锛岄潪甯搁仼鍚堜究鏀滃紡闆绘睜渚涢浕绯荤当(t菕ng)鍜屽叾浠栧皪绌洪枔鍜岃兘鑰楄姹傝純楂樼殑鎳夌敤銆�
銆�銆�瀹冨収(n猫i)閮ㄩ泦鎴愪簡涓�鍊嬬墖涓婄簿瀵嗚几鍑烘斁澶у櫒锛岃兘澶犳彁渚涜粚鍒拌粚杓稿嚭鎿哄箙锛屽緸鑰岀啊鍖栦簡瑷▓骞舵笡灏戜簡澶栭儴鍏冧欢鐨勯渶姹�銆侱AC7822 鎻愪緵浜嗗崜瓒婄殑鐩存祦绮惧害鍜屽嫊鎱�(t脿i)鎬ц兘锛屼娇鍏舵垚鐐哄伐妤�(y猫)鎺у埗銆佹暩(sh霉)鎿�(j霉)閲囬泦绯荤当(t菕ng)銆佸彲绶ㄧ▼闆绘簮鍜岄啱(y墨)鐧傝ō鍌欑瓑鎳夌敤鐨勭悊鎯抽伕鎿�銆�
鍒嗚鲸鐜囷細12 浣�
銆�銆�杓稿嚭椤炲瀷锛氶浕澹撹几鍑�
銆�銆�宸ヤ綔闆诲鑼冨湇锛�2.7 V 鑷� 5.5 V
銆�銆�姣忛�氶亾闆绘祦娑堣�楋細鏈�澶� 250 渭A锛堝吀鍨嬪�硷級
銆�銆�寤虹珛鏅傞枔锛氬皬浜� 6 渭s
銆�銆�宸垎闈炵窔鎬� (DNL)锛毬�1 LSB锛堝吀鍨嬪�硷級
銆�銆�绌嶅垎闈炵窔鎬� (INL)锛毬�2 LSB锛堝吀鍨嬪�硷級
銆�銆�涓茶鎺ュ彛锛歋PI 鍏煎
銆�銆�宸ヤ綔婧害鑼冨湇锛�-40掳C 鑷� +125掳C
銆�銆�灏佽椤炲瀷锛歍SSOP-16
1. 闆欓�氶亾 12 浣� DAC 杓稿嚭
銆�銆�2. 鍏�(n猫i)閮ㄩ泦鎴愮簿瀵嗚几鍑烘斁澶у櫒锛屾敮鎸佽粚鍒拌粚杓稿嚭
銆�銆�3. 浣庡姛鑰楄ō瑷�锛岄仼鍚堥浕姹犱緵闆绘噳鐢�
銆�銆�4. 绨″寲鐨� SPI 鏁�(sh霉)瀛楁帴鍙�锛屾槗浜庤垏寰帶鍒跺櫒閫ｆ帴
銆�銆�5. 楂樼簿搴�锛屽叿鍌� 卤1 LSB 鐨� DNL 鍜� 卤2 LSB 鐨� INL 鎬ц兘
銆�銆�6. 瀵伐浣滈浕澹撹寖鍦嶅拰瀵伐浣滄韩搴﹁寖鍦嶏紝閬╃敤浜庡绋挵(hu谩n)澧�
銆�銆�7. 灏忓瀷 TSSOP-16 灏佽锛岀瘈(ji茅)鐪� PCB 绌洪枔
銆�銆�8. 鍏�(n猫i)缃渷闆绘ā寮忥紝鍙互閫蹭竴姝ラ檷浣庡姛鑰�
銆�銆�9. 鏀寔鐛ㄧ珛鍩烘簴闆诲杓稿叆锛屽厑瑷辩敤鎴跺畾缇╄几鍑鸿寖鍦�
銆�銆�10. 鍚勫�� DAC 閫氶亾鐩镐簰鐛ㄧ珛锛屾柟渚垮璺俊铏熺敓鎴�
1. 宸ユキ(y猫)鑷嫊鍖栬垏閬庣▼鎺у埗涓殑淇¤櫉鐢熸垚
銆�銆�2. 鏁�(sh霉)鎿�(j霉)閲囬泦绯荤当(t菕ng)涓殑妯℃摤淇¤櫉鎭㈠京
銆�銆�3. 鍙法绋嬮浕婧愬拰娓│瑷倷涓殑绮剧⒑闆诲瑾�(di脿o)鏁�
銆�銆�4. 閱�(y墨)鐧傚剙鍣ㄤ腑鐨勬尝褰㈢敓鎴�
銆�銆�5. 渚挎敎寮忔秷璨婚闆诲瓙鐢�(ch菐n)鍝佷腑鐨勯煶閲忔帶鍒跺拰淇¤櫉瑾�(di脿o)绡�(ji茅)
銆�銆�6. 瑾�(di脿o)鍒惰В瑾�(di脿o)鍣ㄥ拰鍏朵粬閫氫俊绯荤当(t菕ng)鐨勬ā鎿俊铏熻檿鐞�
銆�銆�7. 姹借粖闆诲瓙涓殑鍌虫劅鍣ㄦ牎婧栧拰淇¤櫉瑁滃劅
銆�銆�8. 闊抽牷瑷倷涓殑鏁�(sh霉)瀛楅煶閲忔帶鍒跺拰婵炬尝鍔熻兘
DAC7821
銆�銆�DAC8822
銆�銆�AD5622
銆�銆�MAX5312
