LM49155 鏅�(sh铆)闁擄細2025/5/9 10:19:09 闁辫畝锛�21

LM49155 鏄竴娆剧敱寰峰窞鍎€鍣紙TI锛夋帹鍑虹殑闊抽牷鏁�(sh霉)瀛椾俊铏熻檿鐞嗗櫒锛圖SP锛�锛屽皥鐐烘秷璨�(f猫i)椤為煶闋昏ō(sh猫)鍌欒ō(sh猫)瑷�(j矛)銆傝┎鑺墖鍏�(n猫i)缃簡澶氱ó闊抽牷铏曠悊鍔熻兘锛屽鍧囪　鍣�銆佸嫊(d貌ng)鎱�(t脿i)鑼冨湇鎺у埗銆佹贩闊挎晥鏋滅瓑锛岃兘澶犻’钁楁彁鍗囬煶闋荤郴绲�(t菕ng)鐨勯煶璩�(zh矛)琛ㄧ従(xi脿n)鍜岀敤鎴堕珨椹�(y脿n)銆�
銆€銆€LM49155 閲囩敤鍏堥€�(j矛n)鐨勬灦妲�(g貌u)瑷�(sh猫)瑷�(j矛)锛屾敮鎸侀潏娲荤殑闊抽牷杓稿叆杓稿嚭閰嶇疆锛屽苟涓斿彲浠ヨ垏澶栭儴瀛樺劜(ch菙)鍣ㄩ厤鍚堜娇鐢ㄤ互鍔犺級涓嶅悓鐨勯煶闋昏檿鐞嗙畻娉曘€傚畠閬╃敤浜庝究鏀滃紡闊抽牷瑷�(sh猫)鍌�銆佸搴奖闄㈢郴绲�(t菕ng)銆佹苯杌婇煶闊夸互鍙婂叾浠栭渶瑕侀珮璩�(zh矛)閲忛煶闋昏檿鐞嗙殑鎳�(y墨ng)鐢ㄥ牬鏅�銆�

鍙冩暩(sh霉)

宸ヤ綔闆诲锛�2.7V 鑷� 3.6V
銆€銆€闊抽牷閲囨ǎ鐜囷細8kHz 鑷� 96kHz
銆€銆€淇″櫔姣旓細鈮�90dB
銆€銆€绺借娉㈠け鐪熷姞鍣伈锛圱HD+N锛夛細鈮�0.005%
銆€銆€宸ヤ綔婧害鑼冨湇锛�-40掳C 鑷� +85掳C
銆€銆€I/O 寮曡叧鍏煎鎬э細CMOS/TTL
銆€銆€灏佽褰㈠紡锛歈FN-48

鐗规€�

LM49155 鍏峰倷浠ヤ笅涓昏鐗规€э細
銆€銆€1. 鍏�(n猫i)缃挤(qi谩ng)澶х殑闊抽牷 DSP 鏍稿績锛屽彲鍩�(zh铆)琛屽京(f霉)闆滅殑闊抽牷铏曠悊浠诲嫏(w霉)銆�
銆€銆€2. 鏀寔澶氭鍙冮噺鍧囪　鍣�锛屽厑瑷辩敤鎴惰嚜瀹氱京闊抽牷闋昏瓬闊挎噳(y墨ng)銆�
銆€銆€3. 鎻愪緵澶氱ó闋�(y霉)瑷�(sh猫)闊抽牷鏁堟灉锛屼緥濡傝櫅鎿綆闊�銆佺珛楂旇伈鎿�(ku貌)灞曞拰 3D 澧炲挤(qi谩ng)銆�
銆€銆€4. 闆嗘垚浜嗚嚜鍕�(d貌ng)澧炵泭鎺у埗锛圓GC锛夊姛鑳�锛岀⒑淇濋煶闋昏几鍑虹殑绌�(w臎n)瀹氭€у拰涓€鑷存€�銆�
銆€銆€5. 鍙€氶亷 I2C 鎴� SPI 鎺ュ彛閫�(j矛n)琛岀法绋嬪拰閰嶇疆锛屼究浜庣郴绲�(t菕ng)闆嗘垚銆�
銆€銆€6. 鏀寔澶氶仈(d谩) 6 璺珛楂旇伈闊抽牷杓稿叆鍜岃几鍑洪€氶亾锛岄仼鎳�(y墨ng)澶氭ǎ鍖栭煶闋绘噳(y墨ng)鐢ㄩ渶姹傘€�
銆€銆€7. 鍏�(n猫i)閮ㄥ寘鍚湅闁€鐙楀畾鏅�(sh铆)鍣ㄥ拰淇濊(h霉)闆昏矾锛屾彁楂樹簡绯荤当(t菕ng)鐨勫彲闈犳€у拰瀹夊叏鎬�銆�
銆€銆€8. 灏忓阀鐨� QFN-48 灏佽浣垮叾闈炲父閬╁悎绌洪枔鍙楅檺鐨勮ō(sh猫)瑷�(j矛)銆�

鎳�(y墨ng)鐢�

LM49155 寤ｆ硾鎳�(y墨ng)鐢ㄤ簬浠ヤ笅闋�(l菒ng)鍩燂細
銆€銆€1. 渚挎敎寮忓濯掗珨鎾斁鍣�锛屾彁渚涢珮鍝佽唱(zh矛)闊抽牷楂旈(y脿n)銆�
銆€銆€2. 鏅鸿兘闊崇鍜岃獮闊冲姪鎵嬭ō(sh猫)鍌�锛屽寮�(qi谩ng)闊抽牷鏁堟灉鍜岃獮闊宠瓨鍒ヨ兘鍔�銆�
銆€銆€3. 瀹跺涵褰遍櫌绯荤当(t菕ng)锛屽(sh铆)鐝�(xi脿n)鏇磋睈瀵岀殑鐠�(hu谩n)绻炶伈鏁堟灉銆�
銆€銆€4. 钘�(l谩n)鐗欒€虫(j墨)鍜岃€虫斁瑷�(sh猫)鍌欙紝鏀瑰杽闊宠唱(zh矛)骞堕檷浣庡姛鑰�銆�
銆€銆€5. 姹借粖闊抽熆绯荤当(t菕ng)锛岀敤浜庡劒(y艒u)鍖栬粖鍏�(n猫i)闊抽牷鐠�(hu谩n)澧冦€�
銆€銆€6. 娓告埐姗�(j墨)鍜岃櫅鎿従(xi脿n)瀵�(sh铆)瑷�(sh猫)鍌欎腑鐨勯煶闋昏檿鐞嗘ā濉�銆�