ColdFire/68K Microcontrollers and ProcessorsのトピックRe: Vcc x Vbat external SRAM switching https://community.nxp.com/t5/ColdFire-68K-Microcontrollers/Vcc-x-Vbat-external-SRAM-switching/m-p/189632#M8185 <HTML><HEAD></HEAD><BODY><DIV></DIV>Hi Ricardo,<BR />did you take a look at the ds1210 from maxim?<BR />Regards, Georg<BR /><BR /><DIV></DIV><BR /><BR />Message Edited by taigbr on <SPAN class="date_text">2008-09-30</SPAN> <SPAN class="time_text">11:39 AM</SPAN></BODY></HTML> Tue, 30 Sep 2008 17:39:25 GMT taigbr 2008-09-30T17:39:25Z Vcc x Vbat external SRAM switching https://community.nxp.com/t5/ColdFire-68K-Microcontrollers/Vcc-x-Vbat-external-SRAM-switching/m-p/189631#M8184 <HTML><HEAD></HEAD><BODY><DIV>I need to keep my data in SRAM stored when Vcc goes down/up, by backuping the SRAM by a CR2032.</DIV><DIV>Is there some&nbsp;reasonable price &nbsp;solution for this?like a ASIC device?</DIV><DIV>In the past I had some problem due to this switching...that time the asics costed almost the &nbsp;RAM price!!...</DIV><DIV>Thanks</DIV><DIV>Ricardo Raupp</DIV><DIV>&nbsp;</DIV></BODY></HTML> Tue, 30 Sep 2008 03:21:15 GMT https://community.nxp.com/t5/ColdFire-68K-Microcontrollers/Vcc-x-Vbat-external-SRAM-switching/m-p/189631#M8184 Ricardo_RauppV 2008-09-30T03:21:15Z Re: Vcc x Vbat external SRAM switching https://community.nxp.com/t5/ColdFire-68K-Microcontrollers/Vcc-x-Vbat-external-SRAM-switching/m-p/189632#M8185 <HTML><HEAD></HEAD><BODY><DIV></DIV>Hi Ricardo,<BR />did you take a look at the ds1210 from maxim?<BR />Regards, Georg<BR /><BR /><DIV></DIV><BR /><BR />Message Edited by taigbr on <SPAN class="date_text">2008-09-30</SPAN> <SPAN class="time_text">11:39 AM</SPAN></BODY></HTML> Tue, 30 Sep 2008 17:39:25 GMT https://community.nxp.com/t5/ColdFire-68K-Microcontrollers/Vcc-x-Vbat-external-SRAM-switching/m-p/189632#M8185 taigbr 2008-09-30T17:39:25Z Re: Vcc x Vbat external SRAM switching https://community.nxp.com/t5/ColdFire-68K-Microcontrollers/Vcc-x-Vbat-external-SRAM-switching/m-p/189633#M8186 <HTML><HEAD></HEAD><BODY><DIV>Georg</DIV><DIV>I took a look at DS1210 .It seems to be nice.</DIV><DIV>The Freescale support team mentioned&nbsp; TI TPS3606-33, wich is almost 50% less then DS1210.</DIV><DIV>I will evaluate them better....</DIV><DIV><DIV>Thanks for your attention.</DIV><DIV>Ricardo Raupp</DIV></DIV></BODY></HTML> Wed, 01 Oct 2008 20:13:45 GMT https://community.nxp.com/t5/ColdFire-68K-Microcontrollers/Vcc-x-Vbat-external-SRAM-switching/m-p/189633#M8186 Ricardo_RauppV 2008-10-01T20:13:45Z