型号 | 下载 订购 | 功能描述 | 制造商 上传企业 | LOGO |
---|---|---|---|---|
DS1647P | Nonvolatile Timekeeping RAM DESCRIPTION The DS1647 is a 512k x 8 nonvolatile static RAM with a full-function real-time clock, which are both accessible in a byte-wide format. The nonvolatile timekeeping RAM is functionally equivalent to any JEDEC standard 512k x 8 SRAM. The device can also be easily substituted for ROM, EPR 文件:187.26 Kbytes 页数:11 Pages | Dallas | Dallas | |
DS1647P | PowerCap with Crystal GENERAL DESCRIPTION The DS1553 is a full-function, year-2000-compliant (Y2KC) real-time clock/calendar (RTC) with an RTC alarm, watchdog timer, power-on reset, battery monitor, and 8k x 8 nonvolatile static RAM. User access to all registers within the DS1553 is accomplished with a bytewide interf 文件:39.6 Kbytes 页数:2 Pages | Dallas | Dallas | |
DS1647P | Nonvolatile Timekeeping RAM 文件:383.09 Kbytes 页数:12 Pages | Maxim 美信 | Maxim | |
丝印:DS1647P-120;Nonvolatile Timekeeping RAM 文件:186.6 Kbytes 页数:10 Pages | ARTSCHIP | ARTSCHIP | ||
Nonvolatile Timekeeping RAM 文件:383.09 Kbytes 页数:12 Pages | Maxim 美信 | Maxim | ||
DS1647P | 非易失时钟RAM DS1647为512k x 8非易失性静态RAM,包括一个完备的实时时钟,两者均以字节宽度格式访问。非易失性时间保持RAM功能等价于任何一款JEDEC标准的512k x 8 SRAM。该器件也能够轻松替代ROM、EPROM及EEPROM,提供读/写非易失性以及增加实时时钟功能。实时时钟信息占用8个最高端RAM地址。RTC寄存器包括年、月、日、星期、时、分、秒等数据,以24小时制、BCD编码格式表示。对于每月天数及闰年的修正是自动完成的。RTC时钟寄存器是双缓冲的,以避免在时钟更新循环期间可能引起的不正确数据存取。双缓冲系统也能阻止存取时间寄存器数据时所引起的时间损失。DS1647还包含自身电源 \n• 集成了NV SRAM、实时时钟、晶振、电源失效控制电路及锂电池 \n• 时钟寄存器访问方式等同于静态RAM,这些寄存器占用8个高端RAM地址 \n• 无电源供电时,可保持非易失性10年以上 \n• BCD编码的世纪、年、月、日、星期、时、分、秒,同时具有自动闰年补偿至2100年 \n• 电源失效写保护允许±10% VCC电源容差 \n• DS1647 (DIP模块): \n• 标准JEDEC字节宽度128k x 8 RAM引脚 \n• DS1647P (PowerCap模板): \n• 表面可贴装的封装形式,直接连接到包括电池和晶振的PowerCap模块 \n• 电池可更换(P; | ADI 亚德诺 | ADI | |
Package:34-PowerCap™ 模块;包装:管件 类别:集成电路(IC) 实时时钟 描述:IC RTC CLK/CALENDAR PAR 34-PCM | AD 亚德诺 | AD | ||
Package:34-PowerCap™ 模块;包装:管件 类别:集成电路(IC) 实时时钟 描述:IC RTC CLK/CALENDAR PAR 34-PCM | AD 亚德诺 | AD |
详细参数
- 型号:
DS1647P
- 制造商:
DALLAS
- 制造商全称:
Dallas Semiconductor
- 功能描述:
PowerCap with Crystal
供应商 | 型号 | 品牌 | 批号 | 封装 | 库存 | 备注 | 价格 |
---|---|---|---|---|---|---|---|
DALLAS |
05+ |
原厂原装 |
4483 |
只做全新原装真实现货供应 |
询价 | ||
DALLAS |
2015+ |
SOP/DIP |
19889 |
一级代理原装现货,特价热卖! |
询价 | ||
DALLAS |
23+ |
34-PCM |
5000 |
原装正品,假一罚十 |
询价 | ||
MAXIM |
13+ |
PWRCP |
3738 |
原装分销 |
询价 | ||
DALLAS |
25+ |
版仔 |
3600 |
绝对原装!现货热卖! |
询价 | ||
DALLAS |
24+ |
12 |
原装现货,可开13%税票 |
询价 | |||
DALLAS |
25+ |
34-PCM |
2987 |
只售原装自家现货!诚信经营!欢迎来电! |
询价 | ||
DALLAS |
23+ |
PCAP/3 |
8650 |
受权代理!全新原装现货特价热卖! |
询价 | ||
MAXIM |
23+ |
PWRCP |
8888 |
专做原装正品,假一罚百! |
询价 | ||
DALLAS |
18+ |
34-PCM |
23424 |
全新原装现货,可出样品,可开增值税发票 |
询价 |
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