存(cun)(cun)储(chu)器中的(de)(de)三管(guan)组成(cheng)是(shi)三管(guan)读(du)(du)(du)(du)(du)出时(shi)(shi)，先对T4置一预充(chong)电(dian)(dian)(dian)(dian)信(xin)(xin)(xin)号，使(shi)读(du)(du)(du)(du)(du)数(shu)据(ju)(ju)(ju)(ju)线(xian)达高(gao)电(dian)(dian)(dian)(dian)压(ya)VDD，然后由读(du)(du)(du)(du)(du)选(xuan)择先打开T2，若T1的(de)(de)极间电(dian)(dian)(dian)(dian)容(rong)Cg存(cun)(cun)在足(zu)够多(duo)的(de)(de)电(dian)(dian)(dian)(dian)荷(he)"1",是(shi)T1导(dao)通(tong)，则(ze)(ze)因(yin)(yin)T2，T1导(dao)通(tong)接地，使(shi)读(du)(du)(du)(du)(du)数(shu)据(ju)(ju)(ju)(ju)线(xian)降为(wei)(wei)零电(dian)(dian)(dian)(dian)平(ping)，即“0”，若没有足(zu)够多(duo)的(de)(de)电(dian)(dian)(dian)(dian)荷(he)“0”，T1截(jie)止，使(shi)读(du)(du)(du)(du)(du)数(shu)据(ju)(ju)(ju)(ju)线(xian)的(de)(de)高(gao)电(dian)(dian)(dian)(dian)平(ping)不(bu)变，读(du)(du)(du)(du)(du)出“1”信(xin)(xin)(xin)息。写(xie)(xie)入(ru)时(shi)(shi)，由写(xie)(xie)选(xuan)择线(xian)打开T3，这样(yang)，Cg变能随(sui)输入(ru)信(xin)(xin)(xin)息充(chong)电(dian)(dian)(dian)(dian)（写(xie)(xie)“1”）或放电(dian)(dian)(dian)(dian)（写(xie)(xie)“0”）将(jiang)写(xie)(xie)入(ru)信(xin)(xin)(xin)号加到写(xie)(xie)数(shu)据(ju)(ju)(ju)(ju)线(xian)上(shang)(shang)。单管(guan)（为(wei)(wei)了提高(gao)集(ji)成(cheng)度）读(du)(du)(du)(du)(du)出时(shi)(shi)，字段(duan)上(shang)(shang)的(de)(de)高(gao)电(dian)(dian)(dian)(dian)平(ping)使(shi)T导(dao)通(tong)，若Cs有电(dian)(dian)(dian)(dian)荷(he)，经T管(guan)在数(shu)据(ju)(ju)(ju)(ju)线(xian)产生(sheng)电(dian)(dian)(dian)(dian)流(liu)，可视(shi)为(wei)(wei)读(du)(du)(du)(du)(du)出“1”。若Cs无(wu)电(dian)(dian)(dian)(dian)荷(he)，则(ze)(ze)数(shu)据(ju)(ju)(ju)(ju)线(xian)上(shang)(shang)无(wu)电(dian)(dian)(dian)(dian)流(liu)，可视(shi)为(wei)(wei)读(du)(du)(du)(du)(du)出“0”。读(du)(du)(du)(du)(du)操作结束时(shi)(shi)，Cs的(de)(de)电(dian)(dian)(dian)(dian)荷(he)已(yi)将(jiang)破坏性对出，必须再生(sheng)。写(xie)(xie)入(ru)时(shi)(shi)，字段(duan)上(shang)(shang)的(de)(de)高(gao)电(dian)(dian)(dian)(dian)平(ping)使(shi)T导(dao)通(tong)，若数(shu)据(ju)(ju)(ju)(ju)线(xian)上(shang)(shang)为(wei)(wei)高(gao)电(dian)(dian)(dian)(dian)平(ping)，经T管(guan)对Cs充(chong)电(dian)(dian)(dian)(dian)，使(shi)其(qi)(qi)存(cun)(cun)“1”；若数(shu)据(ju)(ju)(ju)(ju)线(xian)为(wei)(wei)低电(dian)(dian)(dian)(dian)平(ping)，则(ze)(ze)Cs经T放电(dian)(dian)(dian)(dian)，使(shi)其(qi)(qi)无(wu)电(dian)(dian)(dian)(dian)荷(he)而存(cun)(cun)“0”可以说动态RAM的(de)(de)读(du)(du)(du)(du)(du)过程(cheng)就是(shi)检测电(dian)(dian)(dian)(dian)容(rong)有无(wu)电(dian)(dian)(dian)(dian)，而写(xie)(xie)过程(cheng)就是(shi)对电(dian)(dian)(dian)(dian)容(rong)充(chong)电(dian)(dian)(dian)(dian)放电(dian)(dian)(dian)(dian)的(de)(de)过程(cheng)注(zhu)：T是(shi)mos管(guan)，不(bu)是(shi)电(dian)(dian)(dian)(dian)源，它能被导(dao)通(tong)，短的(de)(de)一端有电(dian)(dian)(dian)(dian)才能被导(dao)通(tong)存(cun)(cun)储(chu)器更加便于携带与安装，因(yin)(yin)此(ci)备受人们(men)喜爱。陕西24AA02E64T-E/OT存(cun)(cun)储(chu)器

一(yi)丶主(zhu)存(cun)(cun)储(chu)器(qi)(qi)半(ban)导(dao)体存(cun)(cun)储(chu)芯(xin)(xin)(xin)(xin)(xin)片：现在计(ji)算机(ji)主(zhu)存(cun)(cun)都(dou)由半(ban)导(dao)体集成(cheng)(cheng)电路(lu)构(gou)成(cheng)(cheng)译码驱动能把地址(zhi)总线(xian)的(de)(de)送来的(de)(de)地址(zhi)信号翻(fan)译成(cheng)(cheng)对(dui)应存(cun)(cun)储(chu)单(dan)(dan)元(yuan)选择(ze)信号，该信号在读写电路(lu)（放大(da)器(qi)(qi)与写入(ru)电路(lu)）配合(he)(he)(he)(he)下(xia)完成(cheng)(cheng)对(dui)选中单(dan)(dan)元(yuan)的(de)(de)读写操(cao)作片选线(xian)：用(yong)来选取芯(xin)(xin)(xin)(xin)(xin)片有两(liang)(liang)种(zhong)译码驱动方式：线(xian)选法：一(yi)维排(pai)列，结构(gou)简单(dan)(dan)，适(shi)合(he)(he)(he)(he)容(rong)量不大(da)的(de)(de)存(cun)(cun)储(chu)芯(xin)(xin)(xin)(xin)(xin)片重(zhong)合(he)(he)(he)(he)法：二维阵列，适(shi)合(he)(he)(he)(he)容(rong)量大(da)成(cheng)(cheng)数的(de)(de)存(cun)(cun)储(chu)芯(xin)(xin)(xin)(xin)(xin)片构(gou)成(cheng)(cheng)存(cun)(cun)储(chu)器(qi)(qi)，每个存(cun)(cun)储(chu)芯(xin)(xin)(xin)(xin)(xin)片有自己的(de)(de)基本(ben)(ben)电路(lu)，整个存(cun)(cun)储(chu)器(qi)(qi)也有基本(ben)(ben)电路(lu)，下(xia)面(mian)两(liang)(liang)种(zhong)就是芯(xin)(xin)(xin)(xin)(xin)片构(gou)成(cheng)(cheng)存(cun)(cun)储(chu)器(qi)(qi)的(de)(de)电路(lu)重(zhong)合(he)(he)(he)(he)法中16Kx1位的(de)(de)变成(cheng)(cheng)1Kx8位需要8个这样(yang)如上图重(zhong)合(he)(he)(he)(he)法所(suo)示的(de)(de)存(cun)(cun)储(chu)器(qi)(qi)陕西24AA02E64T-E/OT存(cun)(cun)储(chu)器(qi)(qi)许多大(da)型的(de)(de)机(ji)器(qi)(qi)都(dou)离(li)不开存(cun)(cun)储(chu)器(qi)(qi)的(de)(de)使用(yong)。

常见存(cun)(cun)(cun)(cun)(cun)储(chu)(chu)(chu)(chu)器(qi)(qi)(qi)有(you)哪(na)些存(cun)(cun)(cun)(cun)(cun)储(chu)(chu)(chu)(chu)器(qi)(qi)(qi)是(shi)用(yong)于(yu)(yu)(yu)(yu)储(chu)(chu)(chu)(chu)存(cun)(cun)(cun)(cun)(cun)信(xin)息(xi)的(de)设备(bei)，通常是(shi)将信(xin)息(xi)数(shu)字(zi)化后再以(yi)利(li)用(yong)电(dian)、磁或光(guang)学(xue)等(deng)(deng)方(fang)式的(de)媒(mei)体加以(yi)存(cun)(cun)(cun)(cun)(cun)储(chu)(chu)(chu)(chu)。常见的(de)存(cun)(cun)(cun)(cun)(cun)储(chu)(chu)(chu)(chu)器(qi)(qi)(qi)包括：内存(cun)(cun)(cun)(cun)(cun)（Memory）：用(yong)于(yu)(yu)(yu)(yu)存(cun)(cun)(cun)(cun)(cun)储(chu)(chu)(chu)(chu)正(zheng)在运行的(de)程序和数(shu)据(ju)(ju)，包括随机(ji)存(cun)(cun)(cun)(cun)(cun)储(chu)(chu)(chu)(chu)器(qi)(qi)(qi)（RAM）和只(zhi)读存(cun)(cun)(cun)(cun)(cun)储(chu)(chu)(chu)(chu)器(qi)(qi)(qi)（ROM）等(deng)(deng)。硬(ying)(ying)盘(pan)(pan)（HardDiskDrive，HDD）：用(yong)于(yu)(yu)(yu)(yu)存(cun)(cun)(cun)(cun)(cun)储(chu)(chu)(chu)(chu)大量数(shu)据(ju)(ju)，包括机(ji)械(xie)硬(ying)(ying)盘(pan)(pan)和固(gu)(gu)态硬(ying)(ying)盘(pan)(pan)等(deng)(deng)。光(guang)盘(pan)(pan)（CompactDisc，CD）：用(yong)于(yu)(yu)(yu)(yu)存(cun)(cun)(cun)(cun)(cun)储(chu)(chu)(chu)(chu)音(yin)频(pin)、视(shi)频(pin)和数(shu)据(ju)(ju)等(deng)(deng)，包括CD-ROM、CD-R和CD-RW等(deng)(deng)。USB闪存(cun)(cun)(cun)(cun)(cun)盘(pan)(pan)（UniversalSerialBusFlashDrive，USBFlashDrive）：用(yong)于(yu)(yu)(yu)(yu)存(cun)(cun)(cun)(cun)(cun)储(chu)(chu)(chu)(chu)数(shu)据(ju)(ju)，具有(you)便携性和高(gao)速(su)传输等(deng)(deng)特点。磁带（MagneticTape）：用(yong)于(yu)(yu)(yu)(yu)存(cun)(cun)(cun)(cun)(cun)储(chu)(chu)(chu)(chu)大量数(shu)据(ju)(ju)，具有(you)低成(cheng)(cheng)本和长期(qi)保存(cun)(cun)(cun)(cun)(cun)等(deng)(deng)特点，常用(yong)于(yu)(yu)(yu)(yu)数(shu)据(ju)(ju)备(bei)份和归档等(deng)(deng)。固(gu)(gu)态硬(ying)(ying)盘(pan)(pan)（SolidStateDrive，SSD）：用(yong)于(yu)(yu)(yu)(yu)存(cun)(cun)(cun)(cun)(cun)储(chu)(chu)(chu)(chu)大量数(shu)据(ju)(ju)，具有(you)高(gao)速(su)读写、低功耗和抗震(zhen)抗摔等(deng)(deng)特点，逐渐替代机(ji)械(xie)硬(ying)(ying)盘(pan)(pan)成(cheng)(cheng)为(wei)主流存(cun)(cun)(cun)(cun)(cun)储(chu)(chu)(chu)(chu)设备(bei)。天下數(shu)據光(guang)磁电(dian)融(rong)(rong)合存(cun)(cun)(cun)(cun)(cun)储(chu)(chu)(chu)(chu)解决(jue)方(fang)案可为(wei)融(rong)(rong)合媒(mei)体、广电(dian)媒(mei)资、视(shi)频(pin)监(jian)控、医疗影像、金(jin)融(rong)(rong)单据(ju)(ju)、文档等(deng)(deng)等(deng)(deng)行业提(ti)供(gong)一(yi)整套高(gao)效经(jing)济的(de)存(cun)(cun)(cun)(cun)(cun)储(chu)(chu)(chu)(chu)平台解决(jue)方(fang)案。

25系(xi)(xi)列(lie)和(he)24系(xi)(xi)列(lie)芯(xin)(xin)片虽然都是存(cun)储芯(xin)(xin)片，但(dan)它(ta)们(men)在(zai)(zai)应(ying)用(yong)(yong)领(ling)域和(he)技术特点等方面存(cun)在(zai)(zai)一(yi)些(xie)不同。24系(xi)(xi)列(lie)主(zhu)要是EEPROM，且容(rong)量(liang)一(yi)般不超过1Mb，可编(bian)程空间小，工作频率较低(di)，一(yi)般常见的(de)不超过100KHZ，只能运用(yong)(yong)在(zai)(zai)一(yi)些(xie)运算(suan)较简(jian)单的(de)场景。25系(xi)(xi)列(lie)的(de)FLASH，现在(zai)(zai)使用(yong)(yong)很广，且容(rong)量(liang)目前已(yi)经(jing)打到(dao)256Mb，编(bian)程空间大，工作频率可以(yi)打到(dao)2MHZ以(yi)上(shang)，运算(suan)速度(du)快。综上(shang)所述，25系(xi)(xi)列(lie)和(he)24系(xi)(xi)列(lie)芯(xin)(xin)片都是常见的(de)存(cun)储芯(xin)(xin)片，它(ta)们(men)各自具(ju)有独特的(de)应(ying)用(yong)(yong)领(ling)域和(he)技术特点。在(zai)(zai)选择(ze)(ze)存(cun)储芯(xin)(xin)片时，应(ying)根据具(ju)体(ti)应(ying)用(yong)(yong)场景和(he)需求，选择(ze)(ze)合适的(de)芯(xin)(xin)片类(lei)型。存(cun)储器究竟怎(zen)么工作的(de)？

主存(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)的(de)(de)(de)(de)(de)工(gong)作方式是(shi)(shi)按存(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)储(chu)(chu)(chu)单(dan)元(yuan)(yuan)的(de)(de)(de)(de)(de)地(di)(di)址(zhi)(zhi)(zhi)存(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)放或读(du)取各(ge)类(lei)信(xin)息，统称(cheng)(cheng)访问存(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)储(chu)(chu)(chu)器(qi)。主存(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)中(zhong)汇集存(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)储(chu)(chu)(chu)单(dan)元(yuan)(yuan)的(de)(de)(de)(de)(de)载体称(cheng)(cheng)为存(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)储(chu)(chu)(chu)体，存(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)储(chu)(chu)(chu)体中(zhong)每(mei)个(ge)(ge)单(dan)元(yuan)(yuan)能够存(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)放一串二进(jin)制码(ma)表示(shi)的(de)(de)(de)(de)(de)信(xin)息，该信(xin)息的(de)(de)(de)(de)(de)总位数(shu)称(cheng)(cheng)为一个(ge)(ge)存(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)储(chu)(chu)(chu)单(dan)元(yuan)(yuan)的(de)(de)(de)(de)(de)字长。存(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)储(chu)(chu)(chu)单(dan)元(yuan)(yuan)的(de)(de)(de)(de)(de)地(di)(di)址(zhi)(zhi)(zhi)与存(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)储(chu)(chu)(chu)在(zai)其中(zhong)的(de)(de)(de)(de)(de)信(xin)息是(shi)(shi)一一对应的(de)(de)(de)(de)(de)，单(dan)元(yuan)(yuan)地(di)(di)址(zhi)(zhi)(zhi)只(zhi)有一个(ge)(ge)，固定不变，而存(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)储(chu)(chu)(chu)在(zai)其中(zhong)的(de)(de)(de)(de)(de)信(xin)息是(shi)(shi)可(ke)以(yi)更换的(de)(de)(de)(de)(de)。 指示(shi)每(mei)个(ge)(ge)单(dan)元(yuan)(yuan)的(de)(de)(de)(de)(de)二进(jin)制编码(ma)称(cheng)(cheng)为地(di)(di)址(zhi)(zhi)(zhi)码(ma)。寻找某(mou)个(ge)(ge)单(dan)元(yuan)(yuan)时(shi)，先要(yao)给出它的(de)(de)(de)(de)(de)地(di)(di)址(zhi)(zhi)(zhi)码(ma)。暂(zan)存(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)这个(ge)(ge)地(di)(di)址(zhi)(zhi)(zhi)码(ma)的(de)(de)(de)(de)(de)寄存(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)器(qi)叫存(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)储(chu)(chu)(chu)器(qi)地(di)(di)址(zhi)(zhi)(zhi)寄存(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)器(qi)(MAR)。为可(ke)存(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)放从主存(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)的(de)(de)(de)(de)(de)存(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)储(chu)(chu)(chu)单(dan)元(yuan)(yuan)内取出的(de)(de)(de)(de)(de)信(xin)息或准备存(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)入某(mou)存(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)储(chu)(chu)(chu)单(dan)元(yuan)(yuan)的(de)(de)(de)(de)(de)信(xin)息，还要(yao)设置(zhi)一个(ge)(ge)存(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)储(chu)(chu)(chu)器(qi)数(shu)据寄存(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)器(qi)(MDR)。存(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)储(chu)(chu)(chu)器(qi)可(ke)以(yi)参与计(ji)算(suan)机(ji)的(de)(de)(de)(de)(de)相关计(ji)算(suan)。甘肃24AA02E48-I/SN存(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)储(chu)(chu)(chu)器(qi)进(jin)口原装

存(cun)储器能用来干(gan)什么？陕(shan)西24AA02E64T-E/OT存(cun)储器

存(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)储(chu)(chu)(chu)(chu)(chu)(chu)(chu)(chu)器(qi)(qi)(qi)的(de)(de)(de)(de)基本知识·构成(cheng)存(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)储(chu)(chu)(chu)(chu)(chu)(chu)(chu)(chu)器(qi)(qi)(qi)的(de)(de)(de)(de)存(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)储(chu)(chu)(chu)(chu)(chu)(chu)(chu)(chu)介(jie)质主要是(shi)半(ban)导(dao)(dao)体材料和磁(ci)(ci)性材料。用半(ban)导(dao)(dao)体器(qi)(qi)(qi)件组成(cheng)的(de)(de)(de)(de)存(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)储(chu)(chu)(chu)(chu)(chu)(chu)(chu)(chu)器(qi)(qi)(qi)叫(jiao)(jiao)半(ban)导(dao)(dao)体存(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)储(chu)(chu)(chu)(chu)(chu)(chu)(chu)(chu)器(qi)(qi)(qi)；用磁(ci)(ci)性材料组成(cheng)的(de)(de)(de)(de)存(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)储(chu)(chu)(chu)(chu)(chu)(chu)(chu)(chu)器(qi)(qi)(qi)叫(jiao)(jiao)磁(ci)(ci)表(biao)面存(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)储(chu)(chu)(chu)(chu)(chu)(chu)(chu)(chu)器(qi)(qi)(qi)·存(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)储(chu)(chu)(chu)(chu)(chu)(chu)(chu)(chu)位元(yuan)（存(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)储(chu)(chu)(chu)(chu)(chu)(chu)(chu)(chu)元(yuan)）：存(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)储(chu)(chu)(chu)(chu)(chu)(chu)(chu)(chu)器(qi)(qi)(qi)中更小的(de)(de)(de)(de)存(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)储(chu)(chu)(chu)(chu)(chu)(chu)(chu)(chu)单(dan)位，是(shi)一个(ge)二(er)进制代(dai)码位。·存(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)储(chu)(chu)(chu)(chu)(chu)(chu)(chu)(chu)单(dan)元(yuan)：由一些存(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)储(chu)(chu)(chu)(chu)(chu)(chu)(chu)(chu)位元(yuan)组成(cheng)一个(ge)存(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)储(chu)(chu)(chu)(chu)(chu)(chu)(chu)(chu)单(dan)元(yuan)。·存(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)储(chu)(chu)(chu)(chu)(chu)(chu)(chu)(chu)器(qi)(qi)(qi)：由很多个(ge)存(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)储(chu)(chu)(chu)(chu)(chu)(chu)(chu)(chu)单(dan)元(yuan)组成(cheng)一个(ge)存(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)储(chu)(chu)(chu)(chu)(chu)(chu)(chu)(chu)器(qi)(qi)(qi)。·随机存(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)储(chu)(chu)(chu)(chu)(chu)(chu)(chu)(chu)器(qi)(qi)(qi)：这种存(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)储(chu)(chu)(chu)(chu)(chu)(chu)(chu)(chu)器(qi)(qi)(qi)里(li)的(de)(de)(de)(de)所有存(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)储(chu)(chu)(chu)(chu)(chu)(chu)(chu)(chu)单(dan)元(yuan)的(de)(de)(de)(de)内容都能(neng)被随机存(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)储(chu)(chu)(chu)(chu)(chu)(chu)(chu)(chu)，并且读(du)取和存(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)储(chu)(chu)(chu)(chu)(chu)(chu)(chu)(chu)数据的(de)(de)(de)(de)时间与存(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)储(chu)(chu)(chu)(chu)(chu)(chu)(chu)(chu)单(dan)元(yuan)的(de)(de)(de)(de)物理位置(zhi)(zhi)无(wu)关。·顺序(xu)存(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)储(chu)(chu)(chu)(chu)(chu)(chu)(chu)(chu)器(qi)(qi)(qi)：存(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)储(chu)(chu)(chu)(chu)(chu)(chu)(chu)(chu)器(qi)(qi)(qi)只(zhi)能(neng)按(an)照某(mou)种顺序(xu)存(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)储(chu)(chu)(chu)(chu)(chu)(chu)(chu)(chu)，也就是(shi)说(shuo)存(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)取的(de)(de)(de)(de)时间和存(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)储(chu)(chu)(chu)(chu)(chu)(chu)(chu)(chu)单(dan)元(yuan)的(de)(de)(de)(de)物理位置(zhi)(zhi)有关。如(ru)磁(ci)(ci)带存(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)储(chu)(chu)(chu)(chu)(chu)(chu)(chu)(chu)器(qi)(qi)(qi)，磁(ci)(ci)盘存(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)储(chu)(chu)(chu)(chu)(chu)(chu)(chu)(chu)器(qi)(qi)(qi)是(shi)半(ban)顺序(xu)存(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)储(chu)(chu)(chu)(chu)(chu)(chu)(chu)(chu)器(qi)(qi)(qi)。·只(zhi)读(du)存(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)储(chu)(chu)(chu)(chu)(chu)(chu)(chu)(chu)器(qi)(qi)(qi)（ROM）：只(zhi)能(neng)读(du)出(chu)但是(shi)不(bu)能(neng)写(xie)入(ru)(ru)的(de)(de)(de)(de)半(ban)导(dao)(dao)体存(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)储(chu)(chu)(chu)(chu)(chu)(chu)(chu)(chu)器(qi)(qi)(qi)叫(jiao)(jiao)只(zhi)读(du)存(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)储(chu)(chu)(chu)(chu)(chu)(chu)(chu)(chu)器(qi)(qi)(qi)。·随机读(du)写(xie)存(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)储(chu)(chu)(chu)(chu)(chu)(chu)(chu)(chu)器(qi)(qi)(qi)（RAM）：既能(neng)读(du)出(chu)又(you)能(neng)写(xie)入(ru)(ru)的(de)(de)(de)(de)半(ban)导(dao)(dao)体存(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)储(chu)(chu)(chu)(chu)(chu)(chu)(chu)(chu)器(qi)(qi)(qi)。陕西24AA02E64T-E/OT存(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)储(chu)(chu)(chu)(chu)(chu)(chu)(chu)(chu)器(qi)(qi)(qi)

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