ISO7742 鏅�(sh铆)闁擄細2025/5/6 11:50:28 闁辫畝锛�22

ISO7742鏄痉宸炲剙鍣紙TI锛夋帹鍑虹殑涓€娆炬暩(sh霉)瀛楅殧闆㈠櫒鑺墖锛岄噰鐢ㄩ浕瀹归殧闆㈡妧琛�(sh霉)锛岃兘澶�?q奴)宕縁(xi脿n)楂樻暩(sh霉)鎿�(j霉)鍌宠几閫熺巼鍜岄珮鍏辨ā鐬厠(t脿i)鎶楁摼搴�銆傝┎鑺墖寤ｆ硾鎳�(y墨ng)鐢ㄤ簬宸ユキ(y猫)銆侀啱(y墨)鐧傚拰閫氫俊闋�(l菒ng)鍩熶腑鐨勪俊铏熼殧闆㈠牬鏅�锛屼緥濡傚伐妤�(y猫)鑷嫊(d貌ng)鍖�銆侀浕姗�(j墨)鎺у埗銆侀浕婧愮鐞嗕互鍙婃暩(sh霉)鎿�(j霉)閲囬泦绯荤当(t菕ng)銆�
銆€銆€ISO7742鎻愪緵鍠€氶亾閰嶇疆锛屽叿鏈夐珮闆荤鍏煎鎬э紙EMC锛夋€ц兘锛屽苟鏀寔3.3V鍜�5V鐨勯倧杓浕骞冲吋瀹广€傛澶栵紝瀹冮倓鍏峰倷浣庡姛鑰楃壒鎬�锛岄潪甯搁仼鍚堝皪鏁堢巼鍜屽彲闈犳€ц姹傝純楂樼殑鎳�(y墨ng)鐢ㄣ€�

鍙冩暩(sh霉)

閫氶亾鏁�(sh霉)锛�
銆€銆€宸ヤ綔闆诲锛圴CC锛夛細3 V 鑷� 5.5 V
銆€銆€鏁�(sh霉)鎿�(j霉)鍌宠几閫熺巼锛�150 Mbps
銆€銆€宸ヤ綔婧害鑼冨湇锛�-40掳C 鑷� +125掳C
銆€銆€灏佽椤炲瀷锛歋OIC-8
銆€銆€闅旈洟闆诲锛�3 kV rms
銆€銆€鍌虫挱寤堕伈锛氬吀鍨嬪€� 6 ns
銆€銆€闆绘簮闆绘祦锛氬吀鍨嬪€� 2.8 mA

鐗规€�

ISO7742閲囩敤TI鍏堥€�(j矛n)鐨凜apacitive Isolation鎶€琛�(sh霉)锛岀⒑淇濅簡楂樺彲闈犳€у拰闀蜂娇鐢ㄥ＝鍛�銆�
銆€銆€鍏剁獊鍑虹壒榛�(di菐n)鍖呮嫭锛�
銆€銆€1. 楂橀€熸暩(sh霉)鎿�(j霉)鍌宠几鑳藉姏锛岄仼鍚堥渶瑕佸揩閫熼熆鎳�(y墨ng)鐨勬噳(y墨ng)鐢ㄥ牬鏅�銆�
銆€銆€2. 寮�(qi谩ng)澶х殑鍏辨ā鐬厠(t脿i)鎶楁摼搴︼紙CMTI锛�锛岃兘澶犳姷寰￠珮閬�(d谩)卤100 kV/渭s鐨勫共鎿俱€�
銆€銆€3. 鎻愪緵澧炲挤(qi谩ng)鐨凟MC鎬ц兘锛屾豢瓒冲毚(y谩n)鏍肩殑宸ユキ(y猫)妯�(bi膩o)婧�(zh菙n)銆�
銆€銆€4. 灏忓瀷鍖栧皝瑁濊ō(sh猫)瑷�(j矛)锛岀瘈(ji茅)鐪丳CB绌洪枔銆�
銆€銆€5. 鏀寔瀵寖鍦嶇殑宸ヤ綔闆诲锛岄仼鎳�(y墨ng)涓嶅悓鐨勯浕璺渶姹�銆�
銆€銆€6. 绗﹀悎UL銆丆SA鍜孷DE绛夊湅闅涘畨鍏ㄨ獚(r猫n)璀夎姹�銆�

鎳�(y墨ng)鐢�

ISO7742閬╃敤浜庡绋渶瑕侀浕姘ｉ殧闆㈢殑鍫存櫙锛屽叿楂旀噳(y墨ng)鐢ㄥ寘鎷細
銆€銆€1. 宸ユキ(y猫)鑷嫊(d貌ng)鍖栦腑鐨勬暩(sh霉)鎿�(j霉)绺界窔闅旈洟銆�
銆€銆€2. 閱�(y墨)鐧傝ō(sh猫)鍌欎腑鐨勪俊铏熼殧闆�锛屽蹇冪巼鐩�(ji膩n)娓剙鍜屾偅鑰呯洠(ji膩n)璀�(h霉)瑷�(sh猫)鍌欍€�
銆€銆€3. 閫氫俊绯荤当(t菕ng)鐨勬帴鍙ｉ殧闆�锛屽RS-485鍜孋AN绺界窔銆�
銆€銆€4. 闆绘(j墨)椹�(q奴)鍕�(d貌ng)闆昏矾涓殑鍙嶉淇¤櫉闅旈洟銆�
銆€銆€5. 闅旈洟寮廇DC/DAC鎺ュ彛銆�
銆€銆€6. 闆绘簮绠＄悊绯荤当(t菕ng)涓殑娆＄礆鍋�(c猫)鎺у埗淇¤櫉闅旈洟銆�
銆€銆€鎲戝€熷叾鍗撹秺鐨勬€ц兘锛孖SO7742鎴愮偤鐪惧楂樻€ц兘闅旈洟鎳�(y墨ng)鐢ㄧ殑鐞嗘兂閬告搰銆�