MAX489EEPD+ 鏅�(sh铆)闁擄細2025/5/9 9:28:25 闁辫畝锛�16

MAX489EEPD+ 鏄竴娆剧敱 Maxim Integrated 鐢熺敘(ch菐n)鐨勪綆鍔熻€椼€佸柈闆绘簮 RS-232 鏀剁櫦(f膩)鍣�锛岃兘澶�?q奴)宕縁(xi脿n) TTL/CMOS 闆诲钩鑸� RS-232 闆诲钩涔嬮枔鐨勮綁(zhu菐n)鎻�銆傝┎鍣ㄤ欢閲囩敤鍠� +5V 闆绘簮渚涢浕锛屽叿鏈夎純浣庣殑鍔熻€楀拰杓冨皬鐨勫皝瑁濆昂瀵革紝闈炲父閬╁悎渚挎敎寮忚ō(sh猫)鍌欏拰鍏朵粬灏�(du矛)闆绘簮鏁堢巼瑕佹眰杓冮珮鐨勬噳(y墨ng)鐢�銆侻AX489 绯诲垪鏀寔鍏ㄩ洐宸ラ€氫俊锛屽苟闆嗘垚浜嗕竴鍊�(g猫)椹�(q奴)鍕�(d貌ng)鍣ㄥ拰涓€鍊�(g猫)鎺ユ敹鍣�銆�
銆€銆€MAX489EEPD+ 鐨勫皝瑁濆舰寮忕偤 8 寮曡叧 PDIP 灏佽锛屽伐浣滄韩搴﹁寖鍦嶇偤 0掳C 鑷� +70掳C锛堝晢鐢ㄧ礆(j铆)锛夈€�

鍙冩暩(sh霉)

闆绘簮闆诲锛�+5V
銆€銆€宸ヤ綔闆绘祦锛堝緟姗�(j墨)锛夛細灏忎簬 1渭A
銆€銆€鎺ユ敹鍣ㄨ几鍏ラ樆鎶楋細绱� 4k惟
銆€銆€椹�(q奴)鍕�(d貌ng)鍣ㄨ矤(f霉)杓夐浕瀹癸細鏈€澶� 25pF
銆€銆€鏁�(sh霉)鎿�(j霉)閫熺巼锛氭渶楂� 120kbps
銆€銆€宸ヤ綔婧害鑼冨湇锛�0掳C 鑷� +70掳C
銆€銆€灏佽褰㈠紡锛�8 寮曡叧 PDIP

鐗规€�

MAX489EEPD+ 鎻愪緵浜嗕綆鍔熻€楄ō(sh猫)瑷�(j矛)锛岄仼鍚堥浕姹犱緵闆荤郴绲�(t菕ng)銆傚畠浣跨敤鍠竴鐨� +5V 闆绘簮渚涢浕锛岄伩鍏嶄簡鍌崇当(t菕ng) RS-232 鑺墖闇€瑕佹璨�(f霉)闆欓浕婧愮殑寰�(f霉)闆滄€�銆傛澶栵紝鍏跺収(n猫i)閮ㄩ泦鎴愮殑闆昏嵎娉甸浕璺彲浠ョ敓鎴愭墍闇€鐨� RS-232 闆诲钩淇¤櫉(h脿o)锛岀劇闇€澶栭儴鍏冧欢銆�
銆€銆€瑭茶姱鐗囬倓鍏锋湁杓冮珮鐨勯浕纾佸吋瀹规€� (EMC) 鎬ц兘锛岃兘澶犳笡灏戜俊铏�(h脿o)骞叉摼骞剁⒑淇濈┅(w臎n)瀹氱殑鏁�(sh霉)鎿�(j霉)鍌宠几銆傜敱浜庡叾灏忓昂瀵稿拰浣庡姛鑰楃壒榛�(di菐n)锛孧AX489EEPD+ 鍦ㄥ祵鍏ュ紡绯荤当(t菕ng)銆佹暩(sh霉)鎿�(j霉)閲囬泦妯″浠ュ強宸ユキ(y猫)鎺у埗闋�(l菒ng)鍩熶腑寤ｆ硾鎳�(y墨ng)鐢�銆�
銆€銆€鍚屾檪(sh铆)锛孧AX489EEPD+ 鍏峰倷鐭矾淇濊(h霉)鍔熻兘锛岃兘澶犳湁鏁堥槻姝㈠洜绶氳矾鏁呴殰鎴栭€ｆ帴閷�(cu貌)瑾ゅ皫(d菐o)鑷寸殑鎼嶅銆傚叾椹�(q奴)鍕�(d貌ng)鍣ㄨ几鍑哄拰鎺ユ敹鍣ㄨ几鍏ュ潎绗﹀悎 EIA/TIA-232-E 妯�(bi膩o)婧�(zh菙n)銆�

鎳�(y墨ng)鐢�

MAX489EEPD+ 寤ｆ硾鎳�(y墨ng)鐢ㄤ簬鍚勭ó闇€瑕� RS-232 鎺ュ彛鐨勫牬鍚�锛屼緥濡傦細
銆€銆€1. 宸ユキ(y猫)鑷嫊(d貌ng)鍖栦腑鐨勬暩(sh霉)鎿�(j霉)閲囬泦鍜岄仩(yu菐n)绋嬬洠(ji膩n)鎺цō(sh猫)鍌�銆�
銆€銆€2. 宓屽叆寮忕郴绲�(t菕ng)鐨勮(di脿o)瑭︽帴鍙ｅ拰涓茶閫氫俊妯″銆�
銆€銆€3. 绛嗚鏈浕鑵︽垨鍏朵粬渚挎敎寮忛浕瀛愯ō(sh猫)鍌欎腑鐨� RS-232 杞�(zhu菐n)鎻涖€�
銆€銆€4. GPS 妯″銆佽(di脿o)鍒惰В瑾�(di脿o)鍣ㄧ瓑澶栬ō(sh猫)鐨勪覆琛岄€氫俊銆�
銆€銆€5. 閱�(y墨)鐧傚剙鍣ㄣ€佹脯(c猫)瑭︽脯(c猫)閲忚ō(sh猫)鍌欎互鍙婂叾浠栭渶瑕佸彲闈犱覆琛岄€氫俊鐨勫牬鏅�銆�
銆€銆€6. 鎵嬫寔绲傜瑷�(sh猫)鍌欎腑浣滅偤浣庡姛鑰� RS-232 鎺ュ彛瑙ｆ焙鏂规銆�
銆€銆€绺戒箣锛屼换浣曢渶瑕佸湪 TTL/CMOS 鍜� RS-232 闆诲钩涔嬮枔閫�(j矛n)琛岄珮鏁堣綁(zhu菐n)鎻涚殑鎳�(y墨ng)鐢ㄩ兘鍙互鑰冩叜浣跨敤 MAX489EEPD+銆�