H Pin Voltage Surveillance with Time-out. Features. Typical Operating Configuration. Description. Pin Assignment. Applications.

Transcription

1 EM MICELECTNIC-MIN S -Pin olage Surveillance wih Time-ou Feaures Proper microprocess resar afer power up Process rese a power down n-chip oscilla gives a ypical P of 60 ms ese oupu wking down o.6 No exernal componens required ery small mouning space T-9 package ST- package Sensiiviy ypically 0 s Typical peraing Configuraion ES ES ES ES Microconroller Descripion The is a CMS device which monis he supply volage and conrols he rese of he microprocess. Upon he supply volage rising above, he rese oupu, wheher ES TH N ES, will remain acive (ES =, ES = 0) f an addiional 60 ms. This allows he sysem volage and he oscilla of he microprocess sysem o sabilize befe he sysem becomes fully acive. When drops below, he rese oupu goes acive (ES =, ES = 0). TH FF Pin ssignmen T-9 iew Fla Fron Fig. pplicaions ll microprocess and microconroller applicaions where an auomaic resar of he micreoprocess afer power down is required: Whie goods Brown goods uomoive elecronics Indusrial elecronics ES ES ST ES ES Fig.

2 bsolue Maximum aings Parameer olage a o Min. volage a ES ES Max. volage a ES ES Sage emperaure range Symbol min max T ST Condiions -0. o o +50 C Handling Procedures This device has buil-in proecion agains high saic volages elecric fields; however, ani-saic precauions precauions be aken as f any oher CMS componen. Unless oherwise specified, proper operaion can only occur when all erminal volages are kep wihin he supply volage range. Unused inpus mus always be ied o a defined logic volage level. Table Sresses above hese lised maximum raings may cause permanen damage o he device. Exposure beyond specified operaing condiions may affec device reliabiliy cause malfuncion. peraing Condiions Parameer peraing emperaure Posiive supply volage Symbol Min. Typ. Max. Unis T C Table Elecrical Characerisics = 5.0 0%, T = -0 o +85 C, unless oherwise specified Parameer Symbol Tes Condiions Min. Typ. Max. Unis Supply curren I ES ES open 80 0 Supply volage: Power on hreshold* T = +5 C.6. Power off hreshold* T = +5 C.8*.*.6* TH N TH FF ES upu High Level ES upu Low Level ES upu Low Level H L L I H =m =.5, I L = m =.6, I L = ES upu Low Level ES upu High Level ES upu High Level L H H I L =m =.5, I H =.5 m =.6, I H = * is relaed o. Typically, = TH N TH FF TH FF TH N Table Timing Characerisics = 5.0 0%, T = -0 o +85 C, unless oherwise specified Parameer Symbol Tes Condiions Min. Typ. Max. Unis Power on rese Power on rese P P T = +5 C ms ms Table

3 Timing Wavefms TH N TH FF.6 P P Logic ES Logic 0 Logic Logic 0 ES Fig. Block Diagram Bandgap ef. Compara ese Conrol ES ES SC Timer ss Fig. Typical pplicaions Power n ese ES ES ES ES P P Fig. 5

4 Pin Descripion T-9 ST Pin Name ES ES Funcion Posiive Supply ese oupu () ese oupu () Supply ground Table 5 Pin Name ES ES NC Funcion Supply ground Posiive Supply ese oupu () ese oupu () No connecion (pin conneced inernally o pin ) Package and rdering Infmaion Dimensions of ST Package Table Dimensions of T-9 Package max 0.5

5 rdering Infmaion When dering please specify he complee Par Number. Par Number upu Type Package Delivery Fm Package Marking TC T-9 Bulk TE ese acive high T-9 mmopack STB ST Tape & eel TC T-9 Bulk TE ese acive low T-9 mmopack STB ST Tape & eel EM Microelecronic-Marin S canno assume responsibiliy f use of any circuiry described oher han circuiry enirely embodied in an EM Microelecronic-Marin S produc. EM Microelecronic-Marin S reserves he righ o change he circuiry and specificaions wihou noice a any ime. You are srongly urged o ensure ha he infmaion given has no been superseded by a me up-o-dae version. 00 EM Microelecronic-Marin S,0/0, ev. I/5 EM MICELECTNIC-MIN S, CH-07 Marin, Swizerland, Tel. + - (0) 75 55, Fax + - (0)