鏅傞枔锛�2025/5/15 12:22:09
闁辫畝锛�23
SI4455-B1A-FM 鏄竴娆剧敱 Silicon Labs 鎻愪緵鐨勯珮鎬ц兘銆佷綆鍔熻�楃殑 ISM 闋绘鏀剁櫦(f膩)鍣ㄨ姱鐗�銆傝┎鑺墖宸ヤ綔鍦� 315/433/470/868/915 MHz 绛夐牷鐜囪寖鍦嶅収(n猫i)锛岄仼鐢ㄤ簬鍚勭ó鐒＄窔鎳夌敤銆傚畠閲囩敤 FSK/GFSK 瑾垮埗鏂瑰紡锛屽叿鏈夐珮闆嗘垚搴﹀拰闈堟椿鎬�锛岄潪甯搁仼鍚堥浕姹犱緵闆荤殑浣庡姛鑰楃郴绲�(t菕ng)銆�
銆�銆�鑺墖鍏�(n猫i)閮ㄩ泦鎴愪簡楂樻晥鐨勫姛鐜囨斁澶у櫒銆佷綆鍣伈鎺ユ敹鍓嶇銆佸彲绶ㄧ▼鍩哄付婵炬尝鍣ㄤ互鍙婃暩(sh霉)瀛楄鍒惰В瑾垮櫒绛夊姛鑳芥ā濉�銆傚叾鍎�(y艒u)鐣扮殑閺堣矾闋愮畻鍜岄潏娲荤殑閰嶇疆閬搁爡浣垮叾鎴愮偤閬犵▼鐒＄窔閫氫俊鐨勭悊鎯抽伕鎿�銆�
宸ヤ綔闋荤巼鑼冨湇锛�315/433/470/868/915 MHz
銆�銆�杓稿嚭鍔熺巼锛�+20 dBm锛堟渶澶э級
銆�銆�鎺ユ敹闈堟晱搴︼細-121 dBm锛堝吀鍨嬪�硷級
銆�銆�瑾垮埗鏂瑰紡锛欶SK/GFSK
銆�銆�闆绘簮闆诲锛�1.8 V 鑷� 3.6 V
銆�銆�寰呮闆绘祦锛�0.2 渭A
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FN32 (5 mm 脳 5 mm)
SI4455-B1A-FM 鍏峰倷浠ヤ笅椤憲鐗规�э細
銆�銆�1. 楂樻�ц兘鐨勫皠闋绘�ц兘锛屾敮鎸佸绋� ISM 闋绘锛屾豢瓒冲叏鐞冧笉鍚屽湴鍗�(q奴)鐨勯牷鐜囬渶姹傘��
銆�銆�2. 鍏�(n猫i)缃珮鏁堝姛鐜囨斁澶у櫒锛屾彁渚涢珮閬� +20 dBm 鐨勮几鍑哄姛鐜�锛岀⒑淇濋暦璺濋洟閫氫俊鑳藉姏銆�
銆�銆�3. 妤甸珮鐨勬帴鏀堕潏鏁忓害锛�-121 dBm锛�锛屽嵆浣垮湪寰急淇¤櫉姊濅欢涓嬩篃鑳界┅(w臎n)瀹氭帴鏀舵暩(sh霉)鎿�(j霉)銆�
銆�銆�4. 闆嗘垚瀹屾暣鐨勭櫦(f膩)灏勫拰鎺ユ敹鍔熻兘妯″锛屾笡灏戝鍦嶅厓浠舵暩(sh霉)閲�锛岀啊鍖栬ō瑷堝京闆滃害銆�
銆�銆�5. 鏀寔澶氱ó鏁�(sh霉)鎿�(j霉)閫熺巼鍜岃鍒舵寚鏁�(sh霉)瑷疆锛岄仼鎳変笉鍚岀殑鎳夌敤鍫存櫙闇�姹�銆�
銆�銆�6. 鍏�(n猫i)閮ㄩ泦鎴愭櫠楂旀尟钑╁櫒鍜� PLL 鍚堟垚鍣紝鎻愪緵绌�(w臎n)瀹氱殑鏅傞悩婧愬拰闋荤巼鍚堟垚鑳藉姏銆�
銆�銆�7. 妤典綆鐨勫姛鑰楄ō瑷堬紝鐗瑰垾閬╁悎灏嶅姛鑰楄姹傝嫑鍒荤殑鐒＄窔鍌虫劅鍣ㄧ恫(w菐ng)绲″拰鐗╄伅(li谩n)缍�(w菐ng)瑷倷銆�
銆�銆�8. 鎻愪緵闈堟椿鐨勯厤缃帴鍙ｏ紙SPI 鍜� GPIO锛�锛屾柟渚胯垏涓绘帶 MCU 閫茶閫氫俊鍜屾帶鍒躲��
銆�銆�9. 灏忓瀷鍖栫殑 QFN32 灏佽锛岀瘈(ji茅)鐪� PCB 甯冨眬绌洪枔銆�
SI4455-B1A-FM 寤ｆ硾鎳夌敤浜庡悇椤炵劇绶氶�氫俊鍫存櫙锛屽寘鎷絾涓嶉檺浜庯細
銆�銆�1. 瀹跺涵鑷嫊鍖栫郴绲�(t菕ng)锛屽鐕堝厜鎺у埗銆佺獥绨炬帶鍒剁瓑銆�
銆�銆�2. 鏅鸿兘瀹跺眳瑷倷锛屼緥濡傜劇绶氶杸閳�銆佺厵闇у牨璀﹀櫒銆佹韩婵曞害鍌虫劅鍣ㄣ��
銆�銆�3. 宸ユキ(y猫)鎺у埗闋樺煙锛岀敤浜庨仩绋嬬洠(ji膩n)鎺у拰鏁�(sh霉)鎿�(j霉)閲囬泦銆�
銆�銆�4. 鐒＄窔鎶勮〃绯荤当(t菕ng)锛屽姘磋〃銆侀浕琛ㄥ拰姘ｈ〃鐨勬暩(sh霉)鎿�(j霉)鍌宠几銆�
銆�銆�5. 鍊嬩汉鍋ュ悍鐩�(ji膩n)璀疯ō鍌�锛屼緥濡傜劇绶氬績鐜囩洠(ji膩n)娓櫒銆佽澹撹▓銆�
銆�銆�6. RFID 闁辫畝鍣ㄥ拰妯欑敖绯荤当(t菕ng)涓殑鐭窛闆㈤�氫俊銆�
銆�銆�7. 鐒＄窔闊抽牷鍌宠几瑷倷锛屽鐒＄窔楹ュ厠棰ㄥ拰鑰虫銆�
銆�銆�8. 鐗╄伅(li谩n)缍�(w菐ng) (IoT) 鎳夌敤涓殑绡�(ji茅)榛為枔閫氫俊锛屽鐠�(hu谩n)澧冪洠(ji膩n)娓拰璩囩敘(ch菐n)杩借工銆�
銆�銆�瑭茶姱鐗囨啈鍊熷叾鍗撹秺鐨勬�ц兘鍜屼綆鍔熻�楃壒榛�锛岄潪甯搁仼鍚堥渶瑕佸彲闈犳�у拰绾�(x霉)鑸檪闁撶殑鎳夌敤鍫村悎銆�
SI4463, SI4432
