|
XA6105 Datasheet, PDF (9/22 Pages) Torex Semiconductor – 電圧検出器 | |||
|
◁ |
XA6105
γϦÊζ
ç Ëà¢à¼»à¹à¹
ç
1ɽຠIC Í·Íà¢à¼»Í·à¡Í´Í¸àªà¬°à ·àà°Ö¨à²ºÍ°Íà¢à¼»Ô¼ÍÍÉ»àªà¬°à ·àà°Ö¨à®Îà¯Íͯà¢à¼»Í ͨà§ß¹Éºà¾¼Ô½Îͨ͸à´ÕµÍ¢ÎÕà³³à©
ÍÍÎÎ͢ɻ
ç 2ɽి ͱݯVIN àºà¢ ͱͷØÍ´à°ß
Îà·ÕÍ Í¨à§ß¹ÉºIC à²à¡à£Í·Ø௨ిྲྀʹÎͬͯ VIN àºà¢ ͷిѹÍß±Ô¼Í Þ¡à²à¡Í·ÝªÒ¼Í±Í³ÎÕ
à³³à©ÍÍÎÎ͢ͷͰÍ஫ÒÔ¼ÍÍÉ»Îͨ CMOS à¥à¾à¶¼Í·à§ß¹Éºà¥à¾à°¿à½¶Í´ÎͬͯΠVIN àºà¢ ͷిѹÍß±Ô¼Í Þ¡à²à¡Í·ÝªÒ¼Í±
ͳÎÕà³³à©ÍÍÎÎ͢ͷͰÍ஫ÒÔ¼ÍÍÉ»
ç
3ɽIC Í·Òà°à²à¡Í·Í¨Î VIN àºà¢ à³à¾à³¾Üͷཱͪà§ÍÎཱͪͼٴԼÎà£Ø͸ɺ਺Ðs/V à°à±Òà§Í°Íà¢à¼»Ô¼ÍÍÉ»
ç 4ɽిݯÏΠζ͸΢ΥονÏ
οάà²à¡Í·Þ¡à²à¡Í·ÝªÒ¼Í±Í³ÎÍͱÍÍÎÎ͢ͷͰɺVIN-GND ØʹίϯÏϯα(0.22ÐÌà°à±)Îà« à³
Í¢ÎÍͱÎÍקÎÍ Î͢ɻ
ç 5ɽ΢ΥονÏ
οάλΠÏÎ΢Ïà£Øதʹޡà²à¡à¹·à¢Í·Í¨Îཱͪà§ÍÎຢ͸ཱͪԼÎ৴߸ʹର͢Îà·×²Ô à£ØÍà¬à¡Í Î͢ɻà·×²
Ô à£ØÍ¸à ·àÍ° 900Ðs ͱͳͬͯÍÎ͢ɻʢਤà¢à¦°Ê£
6ɽCPU ÎÍ·ÏÊλॻÍà Îà£Í³Í²Î¢Î¿Î½Ï
οάàºà¢ ʹΤοδà³à¾Íà»Íà§ß¹ÉºÎµÏ¦ÊεÏÊÏÏÏΠεÎà¢à¼»Í ͯ΢ΥονÏ
οάàºà¢ ÎΦÊÏϯà§à¬¶Ê¢ÏΠΠϯÏÊμϯεʣʹ͢ÎÍͱʹÎÎ΢ΥονÏ
οάػೳΠOFF ÍͤÎÍͱÍÕೳͰ͢ɻ
ç ç P.4 Í·ÏϩοΫਤͷ༷ʹ WD àºà¢ ͸಺෦Χ΢ϯλÊÍ·ÏοÏÎÊ¢LOGIC ෦ʣͱ WD à³à¾à°ß
Ê¢RWDÊ£Îà¯à¾»Í´Õ°Í ͯ಺෦Ͱۦ
à²Í ͯÍÎɺ΢ΥονÏ
οάà³à¾à°¿à½¶Îà ·à¦Í´Í¢ÎͨΠRWD=880kÐ(MAX)ͱͳͬͯÍÎ͢ɻ
εϦÊεÏÊÏÏÏΠεÍÏΠΠϯÏÊμϯεͷà¡Í¸Ê εϦÊεÏÊÏÏÏΠεͷϦÊΫిྲྀʷRWDʡͷిѹ߱ԼͱͳÎÎ͢ɻ
ͦͷà¡Í´ WD H ϨÏϧ/L ϨÏϧిѹʹà¡Í¢ÎÎÍʹϦÊΫిྲྀͷà¦Í³ÍεϦÊεÏÊÏÏÏΠεÎÍà¢ÍÔ¼ÍÍÉ»
VIN Pin Wave Form
TWD
GND
TWD
WD Pin Wave Form
GND
No reaction time
(MAX 900usec)
TDR
GND
No reaction time
(MAX 900usec)
TDR
ਤɽà·×²Ô à£Øྫ
RESETB Pin Wave Form(VDFL)
9/22
|
▷ |