| 型號(hào) | 下載 訂購(gòu) | 功能描述 | 制造商 上傳企業(yè) | LOGO |
|---|---|---|---|---|
DS1554 | 256K NV Y2KC Timekeeping RAM DESCRIPTION The DS1554 is a full function, year 2000-compliant (Y2KC), real-time clock/calendar (RTC) with a RTC alarm, watchdog timer, power-on reset, battery monitor, and 32k x 8 non-volatile static RAM. User access to all registers within the DS1554 is accomplished with a bytewide interface as 文件：284.33 Kbytes 頁(yè)數(shù)：21 Pages | DALLAS | DALLAS | |
DS1554 | 256k非易失、Y2K兼容時(shí)鐘RAM DS1554是一款全功能、符合2000年標(biāo)準(zhǔn)(Y2KC)的實(shí)時(shí)時(shí)鐘/日歷(RTC)，具有RTC警報(bào)、看門(mén)狗定時(shí)器、上電復(fù)位、電池監(jiān)控器和32k x 8非易失性靜態(tài)RAM。用戶對(duì)DS1554內(nèi)所有寄存器的訪問(wèn)都通過(guò)字節(jié)寬接口實(shí)現(xiàn)，如圖1所示。RTC寄存器包含24小時(shí)二進(jìn)制編碼十進(jìn)制(BCD)格式的世紀(jì)、年、月、日期、星期、時(shí)、分和秒數(shù)據(jù)。月份和閏年會(huì)自動(dòng)校正。\n\n RTC寄存器雙緩沖至內(nèi)部和外部寄存器組。用戶可以直接訪問(wèn)外部寄存器組?？梢越煤蛦⒂脤?duì)外部寄存器組的時(shí)鐘/日歷更新，以允許用戶訪問(wèn)靜態(tài)數(shù)據(jù)。假設(shè)內(nèi)部振蕩器開(kāi)啟，內(nèi)部寄存器組會(huì)持續(xù)更新；無(wú)論外部寄存器設(shè)置如何，都會(huì)發(fā)生這種 ? 集成NV SRAM、實(shí)時(shí)時(shí)鐘(RTC)、晶體、電源故障控制電路、鋰能源\n\n? 時(shí)鐘寄存器的訪問(wèn)方式與靜態(tài)RAM的訪問(wèn)方式相同；這些寄存器駐留在RAM的前16個(gè)位置\n\n? 世紀(jì)字節(jié)寄存器（即符合Y2K標(biāo)準(zhǔn)）\n\n? 具有完全的非易失性，在沒(méi)有電源的情況下可運(yùn)行超過(guò)10年\n\n? 精密上電復(fù)位\n\n? 可編程看門(mén)狗定時(shí)器和RTC警報(bào)\n\n? BCD編碼的年、月、日期、星期、時(shí)、分和秒，自動(dòng) \n\n? 閏年補(bǔ)償有效期至2100年\n\n? 電池電壓電平指示器標(biāo)志\n\n? 電源故障寫(xiě)保護(hù)支持±10% VCC電源容差\n\n? 鋰能源在首次通電之前會(huì)斷電以保持新鮮度\n\; | ADI 亞德諾 | ADI | |
256K NV Y2KC Timekeeping RAM DESCRIPTION The DS1554 is a full function, year 2000-compliant (Y2KC), real-time clock/calendar (RTC) with a RTC alarm, watchdog timer, power-on reset, battery monitor, and 32k x 8 non-volatile static RAM. User access to all registers within the DS1554 is accomplished with a bytewide interface as 文件：284.33 Kbytes 頁(yè)數(shù)：21 Pages | DALLAS | DALLAS | ||
256K NV Y2KC Timekeeping RAM DESCRIPTION The DS1554 is a full function, year 2000-compliant (Y2KC), real-time clock/calendar (RTC) with a RTC alarm, watchdog timer, power-on reset, battery monitor, and 32k x 8 non-volatile static RAM. User access to all registers within the DS1554 is accomplished with a bytewide interface as 文件：284.33 Kbytes 頁(yè)數(shù)：21 Pages | DALLAS | DALLAS | ||
PowerCap with Crystal GENERAL DESCRIPTION The DS9034PCX PowerCap is designed to be a lithium power source for nonvolatile timekeeping RAMs in Dallas Semiconductor’s directly surface-mountable PowerCap Module (PCM) package. After a PowerCap module board has been soldered in place and cleaned, the DS9034PCX PowerCap is 文件：114.12 Kbytes 頁(yè)數(shù)：5 Pages | MAXIM 美信 | MAXIM | ||
256K NV Y2KC Timekeeping RAM DESCRIPTION The DS1554 is a full function, year 2000-compliant (Y2KC), real-time clock/calendar (RTC) with a RTC alarm, watchdog timer, power-on reset, battery monitor, and 32k x 8 non-volatile static RAM. User access to all registers within the DS1554 is accomplished with a bytewide interface as 文件：284.33 Kbytes 頁(yè)數(shù)：21 Pages | DALLAS | DALLAS | ||
256K NV Y2KC Timekeeping RAM DESCRIPTION The DS1554 is a full function, year 2000-compliant (Y2KC), real-time clock/calendar (RTC) with a RTC alarm, watchdog timer, power-on reset, battery monitor, and 32k x 8 non-volatile static RAM. User access to all registers within the DS1554 is accomplished with a bytewide interface as 文件：284.33 Kbytes 頁(yè)數(shù)：21 Pages | DALLAS | DALLAS | ||
PowerCap with Crystal GENERAL DESCRIPTION The DS9034PCX PowerCap is designed to be a lithium power source for nonvolatile timekeeping RAMs in Dallas Semiconductor’s directly surface-mountable PowerCap Module (PCM) package. After a PowerCap module board has been soldered in place and cleaned, the DS9034PCX PowerCap is 文件：114.12 Kbytes 頁(yè)數(shù)：5 Pages | MAXIM 美信 | MAXIM | ||
256K NV Y2KC Timekeeping RAM DESCRIPTION The DS1554 is a full function, year 2000-compliant (Y2KC), real-time clock/calendar (RTC) with a RTC alarm, watchdog timer, power-on reset, battery monitor, and 32k x 8 non-volatile static RAM. User access to all registers within the DS1554 is accomplished with a bytewide interface as 文件：284.33 Kbytes 頁(yè)數(shù)：21 Pages | DALLAS | DALLAS | ||
256K NV Y2KC Timekeeping RAM DESCRIPTION The DS1554 is a full function, year 2000-compliant (Y2KC), real-time clock/calendar (RTC) with a RTC alarm, watchdog timer, power-on reset, battery monitor, and 32k x 8 non-volatile static RAM. User access to all registers within the DS1554 is accomplished with a bytewide interface as 文件：284.33 Kbytes 頁(yè)數(shù)：21 Pages | DALLAS | DALLAS |
技術(shù)參數(shù)
- VSUPPLY(V)：
3.3
- Date/ Time Format (hh = sec/100)：
YYYY-MM-DD/ HH
- Features：
μP Reset
- Memory Type：
NV SRAM
- Memory Size(Bytes)：
32K
- Time of Day Alarms：
1
- Functions：
RTC
- RoHS Available：
See Data Sheet
- Package/ Pins：
MOD/32
- Smallest Available Pckg. (max w/pins)(mm2)：
596.9
- Oper. Temp.(°C)：
-40 to +85
- Budgetary Price (See Notes)：
$15.29 @1k
| 供應(yīng)商 | 型號(hào) | 品牌 | 批號(hào) | 封裝 | 庫(kù)存 | 備注 | 價(jià)格 |
|---|---|---|---|---|---|---|---|
DALLAS |
17+ |
PCB |
9800 |
原裝正品QQ547425301電話17621633780楊小姐 |
詢價(jià) | ||
DALLAS |
23+ |
DIP |
10000 |
原廠授權(quán)一級(jí)代理,專業(yè)海外優(yōu)勢(shì)訂貨,價(jià)格優(yōu)勢(shì)、品種 |
詢價(jià) | ||
2023+ |
3000 |
進(jìn)口原裝現(xiàn)貨 |
詢價(jià) | ||||
DALLAS |
23+ |
原廠正規(guī)渠道 |
5000 |
專注配單,只做原裝進(jìn)口現(xiàn)貨 |
詢價(jià) | ||
DALLAS |
24+ |
NA |
2000 |
只做原裝正品現(xiàn)貨 歡迎來(lái)電查詢15919825718 |
詢價(jià) | ||
ADI |
25+ |
Encapsulated Dual-In-Line Modu |
5500 |
256k非易失、Y2K兼容時(shí)鐘RAM |
詢價(jià) | ||
DALLAS |
DIP |
800 |
正品原裝--自家現(xiàn)貨-實(shí)單可談 |
詢價(jià) | |||
DALLAS |
05+ |
PSDIP |
8 |
自己公司全新庫(kù)存絕對(duì)有貨 |
詢價(jià) | ||
MAXIM |
13+ |
PWRCP |
3738 |
原裝分銷(xiāo) |
詢價(jià) | ||
DALLAS |
24+ |
PCM |
2000 |
全新原裝環(huán)?，F(xiàn)貨 |
詢價(jià) |
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