AFE44S30 鏅�(sh铆)闁擄細2025/5/6 19:19:06 闁辫畝锛�25

AFE44S30 鏄竴娆剧敱寰峰窞鍎€鍣� (TI) 闁�(k膩i)鐧�(f膩)鐨勯珮鎬ц兘妯℃摤鍓嶇 (Analog Front End, AFE) 鑺墖锛屽皥(zhu膩n)鐐哄厜闆讳簩妤电淇¤櫉(h脿o)瑾�(di脿o)鐞嗗拰閲囬泦鑰岃ō(sh猫)瑷�(j矛)銆傚畠涓昏鐢ㄤ簬閱�(y墨)鐧傝ō(sh猫)鍌欎腑鐨勮剤鎼忚姘у剙鍜屽績鐜囩洠(ji膩n)娓�(c猫)鍣ㄦ噳(y墨ng)鐢�銆傝┎鑺墖闆嗘垚浜嗗鍊�(g猫)淇¤櫉(h脿o)铏曠悊妯″锛屽寘鎷法闃绘斁澶у櫒 (TIA)銆佸彲绶ㄧ▼澧炵泭鏀惧ぇ鍣� (PGA)銆佷綆鍣伈闆诲绶╂矕鍣ㄤ互鍙婃ā鏁�(sh霉)杞�(zhu菐n)鎻涘櫒 (ADC)锛屽緸鑰岀啊(ji菐n)鍖栦簡绯荤当(t菕ng)瑷�(sh猫)瑷�(j矛)骞舵彁楂樹簡娓�(c猫)閲忕簿搴︺€�
銆€銆€AFE44S30 鐨勬灦妲�(g貌u)鍏佽ū鍚屾檪(sh铆)鏀寔澶氶€氶亾杓稿叆锛屽苟鍏锋湁杓冧綆鐨勫姛鑰楃壒鎬э紝浣垮叾闈炲父閬╁悎渚挎敎寮忔垨闆绘睜渚涢浕瑷�(sh猫)鍌�銆�

鍙冩暩(sh霉)

渚涢浕闆诲锛�1.8V 卤5%
銆€銆€宸ヤ綔婧害鑼冨湇锛�-40掳C 鑷� +85掳C
銆€銆€灏佽褰㈠紡锛歈FN-40 (6mm 脳 6mm)
銆€銆€鏁�(sh霉)瀛楁帴鍙ｏ細I2C鍏煎
銆€銆€淇″櫔姣�(SNR)锛�98dB
銆€銆€閲囨ǎ閫熺巼锛氶珮閬�(d谩)200kSPS

鐗规€�

AFE44S30 鎻愪緵浜嗗绋厛閫�(j矛n)鐨勫姛鑳藉拰鐗规€�锛屼娇鍏舵垚鐐洪珮绮惧害鍏夊(xu茅)鍌虫劅鎳�(y墨ng)鐢ㄧ殑鐞嗘兂閬告搰銆�
銆€銆€1. 鍏�(n猫i)缃叐鍊�(g猫)鐛�(d煤)绔嬬殑璺ㄩ樆鏀惧ぇ鍣� (TIA)锛岀敤浜庡垎鍒ヨ檿鐞嗙磪澶� (IR) 鍜岀磪鍏� (Red) 鍏夊(xu茅)淇¤櫉(h脿o)銆�
銆€銆€2. 闆嗘垚浜� PGA 鍜� ADC锛屼究浜庣洿鎺ヨ垏寰帶鍒跺櫒鎴栧叾浠栨暩(sh霉)瀛楄檿鐞嗗櫒鎺ュ彛銆�
銆€銆€3. 鏀寔闈堟椿鐨勫鐩婅ō(sh猫)缃�锛岃兘澶犻仼鎳�(y墨ng)涓嶅悓椤�(l猫i)鍨嬬殑鍏夐浕浜屾サ绠￠潏鏁忓害銆�
銆€銆€4. 鎻愪緵浣庡櫔鑱叉€ц兘浠ョ⒑淇濋珮鍒嗚鲸鐜囩殑鏁�(sh霉)鎿�(j霉)閲囬泦銆�
銆€銆€5. 鐗囦笂鏍℃簴(zh菙n)瀵勫瓨鍣ㄦ湁鍔╀簬瑁�(b菙)鍎熷厓浠堕枔鐨勫樊鐣�锛屾彁鍗囨暣楂旀脯(c猫)閲忎竴鑷存€�銆�
銆€銆€6. 灏忓瀷灏佽閬╁悎绶婃箠鍨嬭ō(sh猫)瑷�(j矛)闇€姹傘€�
銆€銆€7. 鍏�(n猫i)缃帀闆绘ā寮�锛岄€�(j矛n)涓€姝ラ檷浣庡緟姗�(j墨)鍔熻€楋紝寤堕暦(zh菐ng)闆绘睜澹藉懡銆�

鎳�(y墨ng)鐢�

AFE44S30 涓昏鎳�(y墨ng)鐢ㄤ簬浠ヤ笅闋�(l菒ng)鍩燂細
銆€銆€1. 閱�(y墨)鐧傚仴搴疯ō(sh猫)鍌欙細濡傝剤鎼忚姘у剙銆佹墜鎸佸紡蹇冪巼鐩�(ji膩n)娓�(c猫)鍣ㄧ瓑銆�
銆€銆€2. 鏅鸿兘绌挎埓瑷�(sh猫)鍌欙細渚嬪鏅鸿兘鎵嬭〃鎴栧仴韬拷韫ゅ櫒涓殑鍏夊(xu茅)鍌虫劅鍣ㄦā濉�銆�
銆€銆€3. 宸ユキ(y猫)閬�(gu貌)绋嬬洠(ji膩n)鎺э細闇€瑕佺簿纰烘娓�(c猫)鍏夊挤(qi谩ng)璁婂寲鐨勫牬(ch菐ng)鏅€�
銆€銆€4. 绉戝(xu茅)鍎€鍣細娑夊強鍏夎瓬鍒嗘瀽鎴栧厜瀛�(xu茅)淇¤櫉(h脿o)铏曠悊鐨勫牬(ch菐ng)鍚�銆�