零件型號(hào) | 下載 訂購 | 功能描述 | 制造商 上傳企業(yè) | LOGO |
---|---|---|---|---|
DS132 | Mid power solution | LUMILEDSLumileds Lighting Company 飛光半導(dǎo)體 | LUMILEDS | |
Flexible Nonvolatile Controller with Lithium Battery Monitor DESCRIPTION TheDS1321FlexibleNonvolatileControllerwithLithiumBatteryMonitorisaCMOScircuitwhichsolvestheapplicationproblemofconvertingCMOSSRAMsintononvolatilememory.Incomingpowerismonitoredforanout-of-tolerancecondition. FEATURES ■ConvertsCMOSSRAMintononvolat | DallasDallas Semiconductor 亞德諾亞德諾半導(dǎo)體 | Dallas | ||
Flexible Nonvolatile Controller with Lithium Battery Monitor DESCRIPTION TheDS1321FlexibleNonvolatileControllerwithLithiumBatteryMonitorisaCMOScircuitwhichsolvestheapplicationproblemofconvertingCMOSSRAMsintononvolatilememory.Incomingpowerismonitoredforanout-of-tolerancecondition.Whensuchaconditionisdetected,chipenabl | MaximMaxim Integrated Products 美信美信半導(dǎo)體 | Maxim | ||
靈活的非易失控制器,帶有鋰電池; ? 將CMOS SRAM轉(zhuǎn)換為非易失性存儲(chǔ)器\n\n? 當(dāng)VCC超出容差時(shí),對(duì)SRAM實(shí)施無條件寫保護(hù)\n\n? 發(fā)生VCC電源故障時(shí)自動(dòng)切換至電池備用電源\n\n? 靈活的存儲(chǔ)器結(jié)構(gòu)\n? 模式0:4組,每組1個(gè)SRAM\n\n? 模式1:2組,每組2個(gè)SRAM\n\n? 模式2:1組,每組4個(gè)SRAM\n\n\n\n\n? 監(jiān)控鋰電池的電壓并在即將發(fā)生電池故障時(shí)發(fā)出預(yù)警\n\n? 低電平有效時(shí)發(fā)出低電池電量狀態(tài)信號(hào)電池警告輸出信號(hào)\n\n? 發(fā)生電源故障時(shí)復(fù)位處理器,并在系統(tǒng)上電期間使處理器保持復(fù)位狀態(tài)\n\n? 可選5%或10%電源故障檢測\n\n? 16引腳PDIP、16引腳SO和20引腳TSSOP封裝\n\n? 工業(yè)溫度范圍:?40°C至+85°C; 帶鋰電池監(jiān)控器的DS1321靈活非易失性控制器是一款CMOS電路,解決了將CMOS SRAM轉(zhuǎn)換為非易失性存儲(chǔ)器的應(yīng)用問題。監(jiān)控輸入功率是否發(fā)生超出容差的情況。當(dāng)檢測到這種情況時(shí),芯片使能輸出會(huì)被禁止以實(shí)現(xiàn)寫保護(hù),并且電池會(huì)開啟以向SRAM提供不間斷電源。特殊電路采用低泄漏CMOS工藝,能夠以超低的電池消耗提供高精度的電壓檢測。一個(gè)DS1321可支持多達(dá)四個(gè)以三種存儲(chǔ)器配置中的任意一種排列的SRAM。\n\n 除了備用電池支持之外,DS1321執(zhí)行的重要功能還包括監(jiān)控鋰電池剩余電量并在電池電量耗盡之前發(fā)出警告。由于鋰備用電池的開路電壓在其使用壽命的大部分時(shí)間內(nèi)保持相對(duì)恒定,因此準(zhǔn)確的電池監(jiān)控需要測量裝載電池電壓。為了執(zhí)行此類測量,DS1321會(huì)定期將電池電壓與精心選擇的基準(zhǔn)電壓進(jìn)行比較,因?yàn)樗С謨?nèi)部阻性負(fù)載。如果在這種情況下電池電壓降至基準(zhǔn)電壓以下,電池電量很快就會(huì)耗盡。因此,電池警告引腳會(huì)被激活,以發(fā)出需要更換電池的信號(hào)。\n\n | ADIAnalog Devices 亞德諾亞德諾半導(dǎo)體技術(shù)有限公司 | ADI | ||
Flexible Nonvolatile Controller with Lithium Battery Monitor DESCRIPTION TheDS1321FlexibleNonvolatileControllerwithLithiumBatteryMonitorisaCMOScircuitwhichsolvestheapplicationproblemofconvertingCMOSSRAMsintononvolatilememory.Incomingpowerismonitoredforanout-of-tolerancecondition.Whensuchaconditionisdetected,chipenabl | MaximMaxim Integrated Products 美信美信半導(dǎo)體 | Maxim | ||
Flexible Nonvolatile Controller with Lithium Battery Monitor DESCRIPTION TheDS1321FlexibleNonvolatileControllerwithLithiumBatteryMonitorisaCMOScircuitwhichsolvestheapplicationproblemofconvertingCMOSSRAMsintononvolatilememory.Incomingpowerismonitoredforanout-of-tolerancecondition.Whensuchaconditionisdetected,chipenabl | MaximMaxim Integrated Products 美信美信半導(dǎo)體 | Maxim | ||
Flexible Nonvolatile Controller with Lithium Battery Monitor DESCRIPTION TheDS1321FlexibleNonvolatileControllerwithLithiumBatteryMonitorisaCMOScircuitwhichsolvestheapplicationproblemofconvertingCMOSSRAMsintononvolatilememory.Incomingpowerismonitoredforanout-of-tolerancecondition.Whensuchaconditionisdetected,chipenabl | MaximMaxim Integrated Products 美信美信半導(dǎo)體 | Maxim | ||
3.3V Flexible Nonvolatile Controller with Lithium Battery Monitor DESCRIPTION TheDS1323FlexibleNonvolatileControllerwithLithiumBatteryMonitorisaCMOScircuitthatsolvestheapplicationproblemofconvertingCMOSSRAMsintononvolatilememory.Incomingpowerismonitoredforanout-of-tolerancecondition.Whensuchaconditionisdetected,chip-enab | MaximMaxim Integrated Products 美信美信半導(dǎo)體 | Maxim | ||
3.3V、設(shè)計(jì)靈活的非易失控制器,帶有鋰電池監(jiān)測; ·將CMOS SRAM轉(zhuǎn)換成非易失存儲(chǔ)器\n·一旦VCC超出容限范圍,將無條件進(jìn)入SRAM寫保護(hù)\n·VCC電源失效時(shí),自動(dòng)切換到后備電池 \n·靈活的存儲(chǔ)器結(jié)構(gòu)\n\n·模式0:4組,每組1個(gè)SRAM \n·模式1:2組,每組2個(gè)SRAM \n·模式2:1組,每組4個(gè)SRAM \n\n·監(jiān)測鋰電池電壓,在電池將要失效時(shí)發(fā)出預(yù)警信號(hào)\n·低電池電壓條件下,觸發(fā)低電平有效報(bào)警信號(hào)\n·電源失效時(shí),可復(fù)位處理器并在系統(tǒng)上電過程中保持處理器的復(fù)位狀態(tài)\n·10%電源失效檢測\n·工作在工業(yè)級(jí)溫度范圍:-40°C至+85°C; DS1323設(shè)計(jì)靈活的非易失控制器帶有鋰電池監(jiān)測器,采用CMOS電路設(shè)計(jì),用于解決CMOS SRAM轉(zhuǎn)換成非易失存儲(chǔ)器的實(shí)際應(yīng)用問題。對(duì)輸入電源進(jìn)行監(jiān)測,判斷電源電壓是否超出容限范圍。一旦監(jiān)測到電源超出容限,將禁止芯片使能輸出,完成寫保護(hù)操作,并連通電池繼續(xù)為SRAM供電。利用低漏電CMOS工藝,以極低的電池?fù)p率支持精確的電壓監(jiān)測。單片DS1323能夠支持多達(dá)四個(gè)SRAM,可以采用三種存儲(chǔ)器配置的任何一種。\n除了支持電池備份外,DS1323還具備一個(gè)重要功能,可監(jiān)測鋰電池的剩余電量,在電池接近耗盡時(shí)發(fā)出報(bào)警信號(hào)。由于備份鋰電池的開路電壓在整個(gè)使用期限內(nèi)保持相對(duì)穩(wěn)定,需要精確測量帶載情況下的電池電壓。DS1323周期性地對(duì)比為內(nèi)阻供電時(shí)的電池電壓和適當(dāng)?shù)幕鶞?zhǔn)電壓,實(shí)現(xiàn)電池監(jiān)測。如果電池電壓跌落到基準(zhǔn)電壓以下,電池將很快耗盡。此時(shí),器件將觸發(fā)電池報(bào)警引腳,發(fā)出需要更換電池的報(bào)警信號(hào)。 | ADIAnalog Devices 亞德諾亞德諾半導(dǎo)體技術(shù)有限公司 | ADI | ||
Flexible Nonvolatile Controller with Lithium Battery Monitor | DallasDallas Semiconductor 亞德諾亞德諾半導(dǎo)體 | Dallas |
技術(shù)參數(shù)
- Smart Socket w/ Int. Batt.:
No
- Li Batt. Monitor:
Yes
- Pwr. Fail Out:
Yes
- RAMs Controlled:
4
- VSUPPLY(V):
5
- RoHS Available:
Yes
- Package/ Pins:
PDIP/16
- Smallest Available Pckg. (max w/pins)(mm2):
45.2
- Oper. Temp.(°C):
-40 to +85
- Budgetary Price (See Notes):
$5.52 @1k
供應(yīng)商 | 型號(hào) | 品牌 | 批號(hào) | 封裝 | 庫存 | 備注 | 價(jià)格 |
---|---|---|---|---|---|---|---|
DALLAS |
1430+ |
SOP |
5800 |
全新原裝,公司大量現(xiàn)貨供應(yīng),絕對(duì)正品 |
詢價(jià) | ||
DALLAS |
23+ |
TSSOP20 |
2500 |
絕對(duì)全新原裝!現(xiàn)貨!特價(jià)!請(qǐng)放心訂購! |
詢價(jià) | ||
Dallas |
23+ |
16-DIP |
6672 |
詢價(jià) | |||
MAXIM |
2020+ |
TSSOP-2 |
24 |
百分百原裝正品 真實(shí)公司現(xiàn)貨庫存 本公司只做原裝 可 |
詢價(jià) | ||
MAXIM |
17+ |
TSSOP-20 |
6200 |
100%原裝正品現(xiàn)貨 |
詢價(jià) | ||
MAXIM |
13+ |
SOIC |
3738 |
原裝分銷 |
詢價(jià) | ||
MAXIM |
24+ |
1997 |
詢價(jià) | ||||
DALLAS |
2015+ |
DIP |
19889 |
一級(jí)代理原裝現(xiàn)貨,特價(jià)熱賣! |
詢價(jià) | ||
DALLAS |
24+ |
TSSOP20 |
6980 |
原裝現(xiàn)貨,可開13%稅票 |
詢價(jià) | ||
MAXIM |
16+ |
SOP |
8800 |
進(jìn)口原裝大量現(xiàn)貨熱賣中 |
詢價(jià) |
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