MAX481/MAX483/MAX485/MAX487µÍ¹¦ºÄRS-485/RS-422ÊÕ·¢Æ÷ ÏÖ»õ
·¢²¼Ê±¼ä£º2025-05-16 08:59:03 ä¯ÀÀ£º229
¡¡¡¡MAX481/MAX483/MAX485/MAX487¨CMAX491/MAX1487ϵÁÐÊǵ͹¦ºÄ¡¢ÏÞ°ÚÂʵÄRS-485/RS-422ÊÕ·¢Æ÷£¬ÊÊÓÃÓÚ¹¤ÒµÍ¨Ðų¡¾°¡£
¡¡¡¡Ö÷ÒªÌØµã£º
¡¡¡¡µÍ¹¦ºÄ£º¾²Ì¬µçÁ÷µÍÖÁ0.1¦ÌA£¬¹¤×÷µçÁ÷120¦ÌAÖÁ500¦ÌA¡£
¡¡¡¡ÏÞ°ÚÂÊÉè¼Æ£º½µµÍµç´Å¸ÉÈÅ(EMI)ºÍÐźŷ´Éä¡£
¡¡¡¡Êý¾ÝËÙÂÊ£º×î¸ßÖ§³Ö2.5Mbps£¬²¿·ÖÐͺÅÖ§³Ö250kbps¡£
¡¡¡¡×ÜÏ߸ºÔØ£ºÈçMAX487/MAX1487Ö§³Ö×ÜÏßÉÏÁ¬½Ó128¸öÊÕ·¢Æ÷¡£
¡¡¡¡·â×°ÐÎʽ£º8Òý½ÅºÍ14Òý½ÅµÄDIP¡¢SO¡¢¦ÌMAX¡¢CERDIPµÈ¡£
¡¡¡¡¹¤×÷ζȣºÉÌÒµ¼¶(0¡ãCÖÁ+70¡ãC)¡¢¹¤Òµ¼¶(-40¡ãCÖÁ+85¡ãC)¡¢¾üÓü¶(-55¡ãCÖÁ+125¡ãC)¡£
¡¡¡¡Ó¦ÓÃÁìÓò£º
¡¡¡¡¹¤Òµ×Ô¶¯»¯
¡¡¡¡ÖÇÄܽ¨Öþ
¡¡¡¡ÒÇÆ÷ÒDZí
¡¡¡¡Í¨ÐÅÍøÂç
ÐͺŲÎÊý£º
PART | TEMP.RANGE | PIN-PACKAGE |
MAX481CPA | 0¡æ to+70¡æ | 8 Plastic DIP |
MAX481CSA | 0¡æ to+70¡æ | 8SO |
MAX481CUA | 0¡æ to+70¡æ | 8¦ÌMAX |
MAX481C/D | 0¡æ to+70¡æ | Dice* |
MAX481EPA | -40¡æ to+85¡æ | 8 Plastic DIP |
MAX481ESA | -40¡æ to+85¡æ | 8SO |
MAX481MJA | -55¡æ to+125¡æ | 8 CERDIP |
MAX483CPA | 0¡æ to+70¡æ | 8 Plastic DIP |
MAX483CSA | 0¡æ to+70¡æ | 8SO |
MAX483CUA | 0¡æ to+70¡æ | 8¦ÌMAX |
MAX483C/D | 0¡æ to+70¡æ | Dice* |
MAX483EPA | -40¡æ to+85¡æ | 8 Plastic DIP |
MAX483ESA | -40¡æ to+85¡æ | 8SO |
MAX483MJA | -55¡æ to+125¡æ | 8 CERDIP |
MAX485CPA | 0C to+70¡æ | 8 Plastic DIP |
MAX485CSA | 0¡æ to+70¡æ | 8SO |
MAX485CUA | 0¡æ to+70¡æ | 8¦ÌMAX |
MAX485C/D | 0¡æ to+70¡æ | Dice* |
MAX485EPA | -40¡æ to+85¡æ | 8 Plastic DIP |
MAX485ESA | -40¡æ to+85¡æ | 8SO |
MAX485MJA | -55¡æ to+125¡æ | 8 CERDIP |
MAX487CPA | 0¡æ to+70¡æ | 8 Plastic DIP |
MAX487CSA | 0¡æ to+70¡æ | 8SO |
MAX487CUA | 0¡æ to+70¡æ | 8¦ÌMAX |
MAX487C/D | 0¡æ to+70¡æ | Dice* |
MAX487EPA | -40¡æ to+85¡æ | 8 Plastic DIP |
MAX487ESA | -40¡æ to+85¡æ | 8SO |
MAX487MJA | -55¡æ to+125¡æ | 8 CERDIP |
MAX488CPA | 0¡æ to+70¡æ | 8 Plastic DIP |
MAX488CSA | 0¡æ to+70¡æ | 8SO |
MAX488CUA | 0¡æ to+70¡æ | 8¦ÌMAX |
MAX488C/D | 0¡æ to+70¡æ | Dice* |
MAX488EPA | -40¡æ to+85¡æ | 8 Plastic DIP |
MAX488ESA | -40¡æ to+85¡æ | 8SO |
MAX488MJA | -55¡æ to+125¡æ | 8 CERDIP |
MAX489CPD | 0¡æ to+70¡æ | 14 Plastic DIP |
MAX489CSD | 0¡æ to+70¡æ | 14 SO |
MAX489C/D | 0¡æ to+70¡æ | Dice* |
MAX489EPD | -40¡æ to+85¡æ | 14 Plastic DIP |
MAX489ESD | -40¡æ to+85¡æ | 14 SO |
MAX489MJD | -55¡æ to+125¡æ | 14 CERDIP |
MAX490CPA | 0¡æto+70¡æ | 8 Plastic DIP |
MAX490CSA | 0¡æto+70¡æ | 8SO |
MAX490CUA | 0¡æto+70¡æ | 8¦ÌMAX |
MAX490C/D | 0¡æto+70¡æ | Dice* |
MAX490EPA | -40¡æto+85¡æ | 8 Plastic DIP |
MAX490ESA | -40¡æto+85¡æ | 8SO |
MAX490MJA | -55¡æto+125¡æ | 8 CERDIP |
MAX491CPD | 0¡æto+70¡æ | 14 Plastic DIP |
MAX491CSD | 0¡æto+70¡æ | 14 SO |
MAX491C/D | 0¡æto+70¡æ | Dice* |
MAX491EPD | -40¡æto+85¡æ | 14 Plastic DIP |
MAX491ESD | -40¡æto+85¡æ | 14 SO |
MAX491MJD | -55¡æto+125¡æ | 14 CERDIP |
MAX1487CPA | 0¡æto+70¡æ | 8 Plastic DIP |
MAX1487CSA | 0¡æto+70¡æ | 8SO |
MAX1487CUA | 0¡æto+70¡æ | 8¦ÌMAX |
MAX1487C/D | 0¡æto+70¡æ | Dice* |
MAX1487EPA | -40¡æto+85¡æ | 8 Plastic DIP |
MAX1487ESA | -40¡æto+85¡æ | 8SO |
MAX1487MJA | -55¡æto+125¡æ | 8 CERDIP |
ÉÏһƪ: Microsemi GC41982-M1Ô×°ÏÖ»õ
ÍÆ¼ö×ÊѶ
CyntecµÄMUN123C01-SGBÊÇÒ»¿î¸ßЧ¡¢½ô´ÕµÄ·Ç¸ôÀëÐÍDC-DCת»»Æ÷£¬¾ß±¸¸ß¼¯³É¶ÈºÍ1AÊä³öµçÁ÷£¬ÊäÈëµçѹ·¶Î§Îª4.5VÖÁ16V£¬¹Ì¶¨Êä³öµçѹΪ3.3V£¬·â×°³ß´ç½öΪ3.9mm ¡Á 2.6mm ¡Á 1.7mm£¬ÊÊÓÃÓÚ¿Õ¼äÊÜÏÞµÄÓ¦Óá£ÆäÄÚ²¿¼¯³ÉÁËPWM¿ª¹ØÎÈѹÆ÷¡¢¸ßƵ¹¦Âʵç¸ÐºÍ´ó²¿·ÖÔª¼þ£¬¼ò»¯ÁËÉè¼Æ²¼¾Ö£¬²¢¾ß±¸ÄÚ²¿ÈíÆô¶¯¡¢·Ç±ÕËø¹ýÁ÷±£»¤ºÍÊäÈëÇ·Ñ¹Ëø¶¨¹¦ÄÜ£¬ÊÇTI TPSM861253½µÑ¹µçÔ´Ä£¿éµÄÀíÏëÌæ´ú·½°¸£¬ÓÈÆäÊʺϱãЯʽÉ豸ºÍ½ô´ÕÐ͵ç×Ó²úÆ·¡£
MAXM17623ºÍMAXM17624ÊÇ¸ßÆµÍ¬²½½µÑ¹ÐÍDC-DCת»»Æ÷£¬ÊÊÓÃÓÚ2.9VÖÁ5.5VÊäÈëµçѹ£¬Ö§³Ö1A¸ºÔصçÁ÷¡£¼¯³ÉMOSFETºÍµç¸Ð£¬¼ò»¯µçÔ´Éè¼Æ£¬Ìṩ¼´²å¼´Ó÷½°¸¡£MAXM17623ƵÂÊ2MHz£¬Êä³ö0.8VÖÁ1.5V£»MAXM17624ƵÂÊ4MHz£¬Êä³ö1.5VÖÁ3.3V¡£ÊÊÓÃÓÚµç³Ø¹©µç¡¢¹¤Òµ´«¸ÐÆ÷µÈÓ¦Óá£
ÔÚÏßÁôÑÔ