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DS1248

1024k NV SRAM with Phantom Clock

DESCRIPTION TheDS12481024kNVSRAMwithPhantomClockisafullystaticnonvolatileRAM(organizedas128kwordsby8bits)withabuilt-inreal-timeclock.TheDS1248hasaself-containedlithiumenergysourceandcontrolcircuitry,whichconstantlymonitorsVCCforanout-of-toleranceconditi

DS1248

1024K NV SRAM with Phantom Clock

DETAILEDDESCRIPTION TheDS12481024KNVSRAMwithphantomclockisafullystatic,nonvolatileRAM(organizedas128Kwordsby8bits)withabuilt-inreal-timeclock.TheDS1248hasaself-containedlithiumenergysourceandcontrolcircuitry,whichconstantlymonitorsVCCforanout-of-toleran

DS1248

NV SRAM with Phantom Clock

DS1248P

1024k NV SRAM with Phantom Clock

DESCRIPTION TheDS12481024kNVSRAMwithPhantomClockisafullystaticnonvolatileRAM(organizedas128kwordsby8bits)withabuilt-inreal-timeclock.TheDS1248hasaself-containedlithiumenergysourceandcontrolcircuitry,whichconstantlymonitorsVCCforanout-of-toleranceconditi

DS1248P

1024K NV SRAM with Phantom Clock

DETAILEDDESCRIPTION TheDS12481024KNVSRAMwithphantomclockisafullystatic,nonvolatileRAM(organizedas128Kwordsby8bits)withabuilt-inreal-timeclock.TheDS1248hasaself-containedlithiumenergysourceandcontrolcircuitry,whichconstantlymonitorsVCCforanout-of-toleran

DS1248P

1024k NV SRAM，帶有隱含時(shí)鐘; \n? 實(shí)時(shí)時(shí)鐘(RTC)保持跟蹤百分之一秒、秒、分、時(shí)、星期、日、月和年 \n? 128k x 8 NV SRAM可直接替代易失靜態(tài)RAM或EEPROM \n? 內(nèi)置鋰電池維持日歷運(yùn)行及保存RAM數(shù)據(jù) \n? 時(shí)鐘功能對(duì)RAM操作完全透明 \n? 月和年決定每個(gè)月的天數(shù)，有效期至2100年 \n? 10%工作范圍 \n? 工作溫度范圍：0°C至+70°C \n? 無(wú)外部電源時(shí)可保存數(shù)據(jù)10年以上 \n? 第一次上電前，鋰電池與電路斷開、維持保鮮狀態(tài) \n? 提供DIP模塊 \n? 標(biāo)準(zhǔn)32引腳JEDEC引腳排列 \n? 提供無(wú)引線封裝 \n? PowerCap模板 \n? 表面貼裝可直接與帶有電池和晶振的PowerCap連接 \n? 電池可更換(PowerCap) \n? 引腳兼容于DS1244P及DS1251P;

具有隱含時(shí)鐘的DS1248 1024k NV SRAM為全靜態(tài)非易失RAM (按照8位、128k字排列)，內(nèi)置實(shí)時(shí)時(shí)鐘。DS1248自帶鋰電池及控制電路，控制電路連續(xù)監(jiān)視VCC是否超出容差范圍，一旦超出容差，鋰電池便自動(dòng)切換至供電狀態(tài)，寫保護(hù)將無(wú)條件使能、以防存儲(chǔ)器和實(shí)時(shí)時(shí)鐘數(shù)據(jù)被破壞。

DS1248WP120IND

1024k NV SRAM with Phantom Clock

DESCRIPTION TheDS12481024kNVSRAMwithPhantomClockisafullystaticnonvolatileRAM(organizedas128kwordsby8bits)withabuilt-inreal-timeclock.TheDS1248hasaself-containedlithiumenergysourceandcontrolcircuitry,whichconstantlymonitorsVCCforanout-of-toleranceconditi

DS1248Y70IND

1024k NV SRAM with Phantom Clock

DESCRIPTION TheDS12481024kNVSRAMwithPhantomClockisafullystaticnonvolatileRAM(organizedas128kwordsby8bits)withabuilt-inreal-timeclock.TheDS1248hasaself-containedlithiumenergysourceandcontrolcircuitry,whichconstantlymonitorsVCCforanout-of-toleranceconditi

DS1248YP/WP

PowerCap with Crystal

GENERALDESCRIPTION TheDS9034PCXPowerCapisdesignedtobealithiumpowersourcefornonvolatiletimekeepingRAMsinDallasSemiconductor’sdirectlysurface-mountablePowerCapModule(PCM)package.AfteraPowerCapmoduleboardhasbeensolderedinplaceandcleaned,theDS9034PCXPowerCapis

DS1248YP70IND

1024k NV SRAM with Phantom Clock

DESCRIPTION TheDS12481024kNVSRAMwithPhantomClockisafullystaticnonvolatileRAM(organizedas128kwordsby8bits)withabuilt-inreal-timeclock.TheDS1248hasaself-containedlithiumenergysourceandcontrolcircuitry,whichconstantlymonitorsVCCforanout-of-toleranceconditi