存(cun)(cun)儲(chu)(chu)器中的(de)(de)(de)(de)三管(guan)(guan)組成(cheng)是三管(guan)(guan)讀(du)出時(shi)，先對(dui)T4置一(yi)預充(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)信(xin)(xin)號，使(shi)讀(du)數(shu)(shu)(shu)據線(xian)達(da)高(gao)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)壓VDD，然后由讀(du)選擇先打開(kai)T2，若T1的(de)(de)(de)(de)極間電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)容Cg存(cun)(cun)在足夠多的(de)(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)荷(he)(he)(he)"1",是T1導(dao)(dao)通(tong)，則因T2，T1導(dao)(dao)通(tong)接(jie)地，使(shi)讀(du)數(shu)(shu)(shu)據線(xian)降(jiang)為(wei)(wei)零(ling)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)平，即“0”，若沒有(you)足夠多的(de)(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)荷(he)(he)(he)“0”，T1截止，使(shi)讀(du)數(shu)(shu)(shu)據線(xian)的(de)(de)(de)(de)高(gao)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)平不變，讀(du)出“1”信(xin)(xin)息(xi)。寫(xie)(xie)入(ru)(ru)時(shi)，由寫(xie)(xie)選擇線(xian)打開(kai)T3，這樣(yang)，Cg變能隨輸入(ru)(ru)信(xin)(xin)息(xi)充(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)（寫(xie)(xie)“1”）或放(fang)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)（寫(xie)(xie)“0”）將(jiang)寫(xie)(xie)入(ru)(ru)信(xin)(xin)號加到寫(xie)(xie)數(shu)(shu)(shu)據線(xian)上(shang)(shang)(shang)。單管(guan)(guan)（為(wei)(wei)了提高(gao)集成(cheng)度）讀(du)出時(shi)，字段上(shang)(shang)(shang)的(de)(de)(de)(de)高(gao)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)平使(shi)T導(dao)(dao)通(tong)，若Cs有(you)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)荷(he)(he)(he)，經(jing)T管(guan)(guan)在數(shu)(shu)(shu)據線(xian)產生(sheng)(sheng)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流，可視為(wei)(wei)讀(du)出“1”。若Cs無(wu)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)荷(he)(he)(he)，則數(shu)(shu)(shu)據線(xian)上(shang)(shang)(shang)無(wu)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流，可視為(wei)(wei)讀(du)出“0”。讀(du)操作(zuo)結束時(shi)，Cs的(de)(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)荷(he)(he)(he)已將(jiang)破壞性(xing)對(dui)出，必須再生(sheng)(sheng)。寫(xie)(xie)入(ru)(ru)時(shi)，字段上(shang)(shang)(shang)的(de)(de)(de)(de)高(gao)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)平使(shi)T導(dao)(dao)通(tong)，若數(shu)(shu)(shu)據線(xian)上(shang)(shang)(shang)為(wei)(wei)高(gao)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)平，經(jing)T管(guan)(guan)對(dui)Cs充(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)，使(shi)其(qi)存(cun)(cun)“1”；若數(shu)(shu)(shu)據線(xian)為(wei)(wei)低電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)平，則Cs經(jing)T放(fang)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)，使(shi)其(qi)無(wu)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)荷(he)(he)(he)而存(cun)(cun)“0”可以說動態RAM的(de)(de)(de)(de)讀(du)過(guo)程(cheng)(cheng)就是檢測(ce)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)容有(you)無(wu)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)，而寫(xie)(xie)過(guo)程(cheng)(cheng)就是對(dui)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)容充(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)放(fang)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)的(de)(de)(de)(de)過(guo)程(cheng)(cheng)注：T是mos管(guan)(guan)，不是電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)源，它能被導(dao)(dao)通(tong)，短(duan)的(de)(de)(de)(de)一(yi)端有(you)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)才能被導(dao)(dao)通(tong)存(cun)(cun)儲(chu)(chu)器更(geng)加便于攜帶與安(an)裝，因此備受人們喜愛。陜西24AA02E64T-E/OT存(cun)(cun)儲(chu)(chu)器

一(yi)丶主存(cun)(cun)(cun)(cun)儲(chu)(chu)器(qi)半導體存(cun)(cun)(cun)(cun)儲(chu)(chu)芯(xin)(xin)(xin)片(pian)(pian)(pian)：現(xian)在(zai)計算機(ji)(ji)主存(cun)(cun)(cun)(cun)都(dou)由半導體集(ji)成(cheng)(cheng)電路(lu)(lu)構(gou)(gou)成(cheng)(cheng)譯碼(ma)驅動能(neng)把地(di)址總線(xian)的送來的地(di)址信(xin)號翻譯成(cheng)(cheng)對應存(cun)(cun)(cun)(cun)儲(chu)(chu)單(dan)(dan)元選(xuan)擇(ze)信(xin)號，該(gai)信(xin)號在(zai)讀寫電路(lu)(lu)（放(fang)大(da)器(qi)與(yu)寫入電路(lu)(lu)）配合下完成(cheng)(cheng)對選(xuan)中單(dan)(dan)元的讀寫操作片(pian)(pian)(pian)選(xuan)線(xian)：用(yong)來選(xuan)取芯(xin)(xin)(xin)片(pian)(pian)(pian)有兩種(zhong)(zhong)譯碼(ma)驅動方式：線(xian)選(xuan)法(fa)：一(yi)維排列(lie)，結構(gou)(gou)簡單(dan)(dan)，適合容(rong)量不(bu)大(da)的存(cun)(cun)(cun)(cun)儲(chu)(chu)芯(xin)(xin)(xin)片(pian)(pian)(pian)重(zhong)合法(fa)：二(er)維陣列(lie)，適合容(rong)量大(da)成(cheng)(cheng)數的存(cun)(cun)(cun)(cun)儲(chu)(chu)芯(xin)(xin)(xin)片(pian)(pian)(pian)構(gou)(gou)成(cheng)(cheng)存(cun)(cun)(cun)(cun)儲(chu)(chu)器(qi)，每(mei)個存(cun)(cun)(cun)(cun)儲(chu)(chu)芯(xin)(xin)(xin)片(pian)(pian)(pian)有自己(ji)的基本電路(lu)(lu)，整(zheng)個存(cun)(cun)(cun)(cun)儲(chu)(chu)器(qi)也有基本電路(lu)(lu)，下面兩種(zhong)(zhong)就(jiu)是(shi)芯(xin)(xin)(xin)片(pian)(pian)(pian)構(gou)(gou)成(cheng)(cheng)存(cun)(cun)(cun)(cun)儲(chu)(chu)器(qi)的電路(lu)(lu)重(zhong)合法(fa)中16Kx1位(wei)的變成(cheng)(cheng)1Kx8位(wei)需要8個這樣如上圖(tu)重(zhong)合法(fa)所示的存(cun)(cun)(cun)(cun)儲(chu)(chu)器(qi)陜西24AA02E64T-E/OT存(cun)(cun)(cun)(cun)儲(chu)(chu)器(qi)許多大(da)型的機(ji)(ji)器(qi)都(dou)離不(bu)開存(cun)(cun)(cun)(cun)儲(chu)(chu)器(qi)的使(shi)用(yong)。

常見(jian)存(cun)(cun)(cun)儲(chu)(chu)(chu)(chu)(chu)(chu)器(qi)(qi)有哪些存(cun)(cun)(cun)儲(chu)(chu)(chu)(chu)(chu)(chu)器(qi)(qi)是(shi)用(yong)(yong)于(yu)(yu)儲(chu)(chu)(chu)(chu)(chu)(chu)存(cun)(cun)(cun)信息的設(she)備(bei)，通常是(shi)將信息數(shu)字(zi)化(hua)后再以利用(yong)(yong)電、磁或光學等(deng)(deng)(deng)(deng)(deng)(deng)方(fang)式的媒體加以存(cun)(cun)(cun)儲(chu)(chu)(chu)(chu)(chu)(chu)。常見(jian)的存(cun)(cun)(cun)儲(chu)(chu)(chu)(chu)(chu)(chu)器(qi)(qi)包(bao)(bao)括(kuo)：內存(cun)(cun)(cun)（Memory）：用(yong)(yong)于(yu)(yu)存(cun)(cun)(cun)儲(chu)(chu)(chu)(chu)(chu)(chu)正(zheng)在(zai)運行的程序和(he)數(shu)據(ju)(ju)(ju)，包(bao)(bao)括(kuo)隨機存(cun)(cun)(cun)儲(chu)(chu)(chu)(chu)(chu)(chu)器(qi)(qi)（RAM）和(he)只讀(du)存(cun)(cun)(cun)儲(chu)(chu)(chu)(chu)(chu)(chu)器(qi)(qi)（ROM）等(deng)(deng)(deng)(deng)(deng)(deng)。硬盤(pan)（HardDiskDrive，HDD）：用(yong)(yong)于(yu)(yu)存(cun)(cun)(cun)儲(chu)(chu)(chu)(chu)(chu)(chu)大(da)量(liang)數(shu)據(ju)(ju)(ju)，包(bao)(bao)括(kuo)機械硬盤(pan)和(he)固態硬盤(pan)等(deng)(deng)(deng)(deng)(deng)(deng)。光盤(pan)（CompactDisc，CD）：用(yong)(yong)于(yu)(yu)存(cun)(cun)(cun)儲(chu)(chu)(chu)(chu)(chu)(chu)音頻、視頻和(he)數(shu)據(ju)(ju)(ju)等(deng)(deng)(deng)(deng)(deng)(deng)，包(bao)(bao)括(kuo)CD-ROM、CD-R和(he)CD-RW等(deng)(deng)(deng)(deng)(deng)(deng)。USB閃存(cun)(cun)(cun)盤(pan)（UniversalSerialBusFlashDrive，USBFlashDrive）：用(yong)(yong)于(yu)(yu)存(cun)(cun)(cun)儲(chu)(chu)(chu)(chu)(chu)(chu)數(shu)據(ju)(ju)(ju)，具有便攜性和(he)高速傳(chuan)輸等(deng)(deng)(deng)(deng)(deng)(deng)特(te)(te)點(dian)(dian)。磁帶（MagneticTape）：用(yong)(yong)于(yu)(yu)存(cun)(cun)(cun)儲(chu)(chu)(chu)(chu)(chu)(chu)大(da)量(liang)數(shu)據(ju)(ju)(ju)，具有低(di)成本和(he)長期保(bao)存(cun)(cun)(cun)等(deng)(deng)(deng)(deng)(deng)(deng)特(te)(te)點(dian)(dian)，常用(yong)(yong)于(yu)(yu)數(shu)據(ju)(ju)(ju)備(bei)份(fen)和(he)歸檔等(deng)(deng)(deng)(deng)(deng)(deng)。固態硬盤(pan)（SolidStateDrive，SSD）：用(yong)(yong)于(yu)(yu)存(cun)(cun)(cun)儲(chu)(chu)(chu)(chu)(chu)(chu)大(da)量(liang)數(shu)據(ju)(ju)(ju)，具有高速讀(du)寫(xie)、低(di)功耗(hao)和(he)抗震抗摔等(deng)(deng)(deng)(deng)(deng)(deng)特(te)(te)點(dian)(dian)，逐漸替(ti)代機械硬盤(pan)成為(wei)主流(liu)存(cun)(cun)(cun)儲(chu)(chu)(chu)(chu)(chu)(chu)設(she)備(bei)。天下數(shu)據(ju)(ju)(ju)光磁電融合存(cun)(cun)(cun)儲(chu)(chu)(chu)(chu)(chu)(chu)解決方(fang)案可為(wei)融合媒體、廣電媒資(zi)、視頻監(jian)控、醫療(liao)影像、金(jin)融單據(ju)(ju)(ju)、文檔等(deng)(deng)(deng)(deng)(deng)(deng)等(deng)(deng)(deng)(deng)(deng)(deng)行業提(ti)供一(yi)整套高效經濟的存(cun)(cun)(cun)儲(chu)(chu)(chu)(chu)(chu)(chu)平臺解決方(fang)案。

25系列(lie)和(he)(he)24系列(lie)芯片(pian)雖然都是(shi)存(cun)儲(chu)芯片(pian)，但它們在(zai)應(ying)用(yong)領域(yu)和(he)(he)技(ji)術特(te)點等方面存(cun)在(zai)一(yi)些(xie)不(bu)同。24系列(lie)主要是(shi)EEPROM，且容(rong)量(liang)一(yi)般(ban)(ban)不(bu)超過1Mb，可編(bian)程空(kong)間小(xiao)，工(gong)作(zuo)頻率較(jiao)低，一(yi)般(ban)(ban)常(chang)見的不(bu)超過100KHZ，只能運(yun)用(yong)在(zai)一(yi)些(xie)運(yun)算(suan)較(jiao)簡單的場(chang)(chang)景(jing)。25系列(lie)的FLASH，現在(zai)使用(yong)很廣，且容(rong)量(liang)目前已經打(da)到(dao)256Mb，編(bian)程空(kong)間大，工(gong)作(zuo)頻率可以打(da)到(dao)2MHZ以上，運(yun)算(suan)速度快。綜上所(suo)述，25系列(lie)和(he)(he)24系列(lie)芯片(pian)都是(shi)常(chang)見的存(cun)儲(chu)芯片(pian)，它們各(ge)自具(ju)有獨特(te)的應(ying)用(yong)領域(yu)和(he)(he)技(ji)術特(te)點。在(zai)選擇(ze)存(cun)儲(chu)芯片(pian)時，應(ying)根(gen)據具(ju)體應(ying)用(yong)場(chang)(chang)景(jing)和(he)(he)需求，選擇(ze)合適的芯片(pian)類型。存(cun)儲(chu)器究竟怎(zen)么工(gong)作(zuo)的？

主(zhu)(zhu)存(cun)(cun)(cun)(cun)(cun)的(de)(de)(de)(de)工作方式是按存(cun)(cun)(cun)(cun)(cun)儲(chu)(chu)(chu)單(dan)(dan)元(yuan)(yuan)的(de)(de)(de)(de)地(di)(di)址(zhi)(zhi)(zhi)存(cun)(cun)(cun)(cun)(cun)放或讀取各類信(xin)息(xi)(xi)(xi)，統(tong)稱(cheng)訪(fang)問存(cun)(cun)(cun)(cun)(cun)儲(chu)(chu)(chu)器(qi)。主(zhu)(zhu)存(cun)(cun)(cun)(cun)(cun)中(zhong)匯(hui)集存(cun)(cun)(cun)(cun)(cun)儲(chu)(chu)(chu)單(dan)(dan)元(yuan)(yuan)的(de)(de)(de)(de)載體(ti)稱(cheng)為(wei)存(cun)(cun)(cun)(cun)(cun)儲(chu)(chu)(chu)體(ti)，存(cun)(cun)(cun)(cun)(cun)儲(chu)(chu)(chu)體(ti)中(zhong)每個(ge)(ge)單(dan)(dan)元(yuan)(yuan)能夠(gou)存(cun)(cun)(cun)(cun)(cun)放一串二(er)進制(zhi)碼表示的(de)(de)(de)(de)信(xin)息(xi)(xi)(xi)，該(gai)信(xin)息(xi)(xi)(xi)的(de)(de)(de)(de)總位數稱(cheng)為(wei)一個(ge)(ge)存(cun)(cun)(cun)(cun)(cun)儲(chu)(chu)(chu)單(dan)(dan)元(yuan)(yuan)的(de)(de)(de)(de)字(zi)長。存(cun)(cun)(cun)(cun)(cun)儲(chu)(chu)(chu)單(dan)(dan)元(yuan)(yuan)的(de)(de)(de)(de)地(di)(di)址(zhi)(zhi)(zhi)與存(cun)(cun)(cun)(cun)(cun)儲(chu)(chu)(chu)在其中(zhong)的(de)(de)(de)(de)信(xin)息(xi)(xi)(xi)是一一對應的(de)(de)(de)(de)，單(dan)(dan)元(yuan)(yuan)地(di)(di)址(zhi)(zhi)(zhi)只(zhi)有一個(ge)(ge)，固定(ding)不變(bian)，而存(cun)(cun)(cun)(cun)(cun)儲(chu)(chu)(chu)在其中(zhong)的(de)(de)(de)(de)信(xin)息(xi)(xi)(xi)是可(ke)以更換的(de)(de)(de)(de)。 指示每個(ge)(ge)單(dan)(dan)元(yuan)(yuan)的(de)(de)(de)(de)二(er)進制(zhi)編碼稱(cheng)為(wei)地(di)(di)址(zhi)(zhi)(zhi)碼。尋(xun)找某個(ge)(ge)單(dan)(dan)元(yuan)(yuan)時，先(xian)要(yao)(yao)給出它的(de)(de)(de)(de)地(di)(di)址(zhi)(zhi)(zhi)碼。暫存(cun)(cun)(cun)(cun)(cun)這個(ge)(ge)地(di)(di)址(zhi)(zhi)(zhi)碼的(de)(de)(de)(de)寄(ji)存(cun)(cun)(cun)(cun)(cun)器(qi)叫(jiao)存(cun)(cun)(cun)(cun)(cun)儲(chu)(chu)(chu)器(qi)地(di)(di)址(zhi)(zhi)(zhi)寄(ji)存(cun)(cun)(cun)(cun)(cun)器(qi)(MAR)。為(wei)可(ke)存(cun)(cun)(cun)(cun)(cun)放從主(zhu)(zhu)存(cun)(cun)(cun)(cun)(cun)的(de)(de)(de)(de)存(cun)(cun)(cun)(cun)(cun)儲(chu)(chu)(chu)單(dan)(dan)元(yuan)(yuan)內(nei)取出的(de)(de)(de)(de)信(xin)息(xi)(xi)(xi)或準(zhun)備存(cun)(cun)(cun)(cun)(cun)入某存(cun)(cun)(cun)(cun)(cun)儲(chu)(chu)(chu)單(dan)(dan)元(yuan)(yuan)的(de)(de)(de)(de)信(xin)息(xi)(xi)(xi)，還要(yao)(yao)設置一個(ge)(ge)存(cun)(cun)(cun)(cun)(cun)儲(chu)(chu)(chu)器(qi)數據(ju)寄(ji)存(cun)(cun)(cun)(cun)(cun)器(qi)(MDR)。存(cun)(cun)(cun)(cun)(cun)儲(chu)(chu)(chu)器(qi)可(ke)以參(can)與計(ji)算(suan)機的(de)(de)(de)(de)相關計(ji)算(suan)。甘肅(su)24AA02E48-I/SN存(cun)(cun)(cun)(cun)(cun)儲(chu)(chu)(chu)器(qi)進口原裝

存儲器能用來干什么？陜(shan)西24AA02E64T-E/OT存儲器

存(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)儲(chu)(chu)(chu)(chu)(chu)(chu)(chu)(chu)器(qi)(qi)(qi)(qi)(qi)的(de)(de)(de)(de)(de)基(ji)本知識·構成(cheng)存(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)儲(chu)(chu)(chu)(chu)(chu)(chu)(chu)(chu)器(qi)(qi)(qi)(qi)(qi)的(de)(de)(de)(de)(de)存(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)儲(chu)(chu)(chu)(chu)(chu)(chu)(chu)(chu)介質(zhi)主(zhu)要是(shi)半(ban)導體(ti)材料和(he)磁性(xing)材料。用半(ban)導體(ti)器(qi)(qi)(qi)(qi)(qi)件組(zu)成(cheng)的(de)(de)(de)(de)(de)存(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)儲(chu)(chu)(chu)(chu)(chu)(chu)(chu)(chu)器(qi)(qi)(qi)(qi)(qi)叫半(ban)導體(ti)存(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)儲(chu)(chu)(chu)(chu)(chu)(chu)(chu)(chu)器(qi)(qi)(qi)(qi)(qi)；用磁性(xing)材料組(zu)成(cheng)的(de)(de)(de)(de)(de)存(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)儲(chu)(chu)(chu)(chu)(chu)(chu)(chu)(chu)器(qi)(qi)(qi)(qi)(qi)叫磁表面存(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)儲(chu)(chu)(chu)(chu)(chu)(chu)(chu)(chu)器(qi)(qi)(qi)(qi)(qi)·存(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)儲(chu)(chu)(chu)(chu)(chu)(chu)(chu)(chu)位元(yuan)(yuan)（存(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)儲(chu)(chu)(chu)(chu)(chu)(chu)(chu)(chu)元(yuan)(yuan)）：存(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)儲(chu)(chu)(chu)(chu)(chu)(chu)(chu)(chu)器(qi)(qi)(qi)(qi)(qi)中更小的(de)(de)(de)(de)(de)存(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)儲(chu)(chu)(chu)(chu)(chu)(chu)(chu)(chu)單(dan)(dan)(dan)位，是(shi)一個(ge)二進制代碼位。·存(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)儲(chu)(chu)(chu)(chu)(chu)(chu)(chu)(chu)單(dan)(dan)(dan)元(yuan)(yuan)：由一些存(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)儲(chu)(chu)(chu)(chu)(chu)(chu)(chu)(chu)位元(yuan)(yuan)組(zu)成(cheng)一個(ge)存(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)儲(chu)(chu)(chu)(chu)(chu)(chu)(chu)(chu)單(dan)(dan)(dan)元(yuan)(yuan)。·存(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)儲(chu)(chu)(chu)(chu)(chu)(chu)(chu)(chu)器(qi)(qi)(qi)(qi)(qi)：由很多(duo)個(ge)存(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)儲(chu)(chu)(chu)(chu)(chu)(chu)(chu)(chu)單(dan)(dan)(dan)元(yuan)(yuan)組(zu)成(cheng)一個(ge)存(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)儲(chu)(chu)(chu)(chu)(chu)(chu)(chu)(chu)器(qi)(qi)(qi)(qi)(qi)。·隨(sui)(sui)機存(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)儲(chu)(chu)(chu)(chu)(chu)(chu)(chu)(chu)器(qi)(qi)(qi)(qi)(qi)：這種(zhong)存(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)儲(chu)(chu)(chu)(chu)(chu)(chu)(chu)(chu)器(qi)(qi)(qi)(qi)(qi)里(li)的(de)(de)(de)(de)(de)所有(you)(you)存(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)儲(chu)(chu)(chu)(chu)(chu)(chu)(chu)(chu)單(dan)(dan)(dan)元(yuan)(yuan)的(de)(de)(de)(de)(de)內容都能(neng)被隨(sui)(sui)機存(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)儲(chu)(chu)(chu)(chu)(chu)(chu)(chu)(chu)，并且讀(du)取和(he)存(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)儲(chu)(chu)(chu)(chu)(chu)(chu)(chu)(chu)數(shu)據的(de)(de)(de)(de)(de)時(shi)間(jian)與(yu)存(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)儲(chu)(chu)(chu)(chu)(chu)(chu)(chu)(chu)單(dan)(dan)(dan)元(yuan)(yuan)的(de)(de)(de)(de)(de)物理位置無關。·順(shun)(shun)序(xu)存(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)儲(chu)(chu)(chu)(chu)(chu)(chu)(chu)(chu)器(qi)(qi)(qi)(qi)(qi)：存(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)儲(chu)(chu)(chu)(chu)(chu)(chu)(chu)(chu)器(qi)(qi)(qi)(qi)(qi)只(zhi)能(neng)按(an)照(zhao)某種(zhong)順(shun)(shun)序(xu)存(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)儲(chu)(chu)(chu)(chu)(chu)(chu)(chu)(chu)，也就(jiu)是(shi)說存(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)取的(de)(de)(de)(de)(de)時(shi)間(jian)和(he)存(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)儲(chu)(chu)(chu)(chu)(chu)(chu)(chu)(chu)單(dan)(dan)(dan)元(yuan)(yuan)的(de)(de)(de)(de)(de)物理位置有(you)(you)關。如(ru)磁帶存(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)儲(chu)(chu)(chu)(chu)(chu)(chu)(chu)(chu)器(qi)(qi)(qi)(qi)(qi)，磁盤存(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)儲(chu)(chu)(chu)(chu)(chu)(chu)(chu)(chu)器(qi)(qi)(qi)(qi)(qi)是(shi)半(ban)順(shun)(shun)序(xu)存(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)儲(chu)(chu)(chu)(chu)(chu)(chu)(chu)(chu)器(qi)(qi)(qi)(qi)(qi)。·只(zhi)讀(du)存(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)儲(chu)(chu)(chu)(chu)(chu)(chu)(chu)(chu)器(qi)(qi)(qi)(qi)(qi)（ROM）：只(zhi)能(neng)讀(du)出(chu)但是(shi)不能(neng)寫入的(de)(de)(de)(de)(de)半(ban)導體(ti)存(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)儲(chu)(chu)(chu)(chu)(chu)(chu)(chu)(chu)器(qi)(qi)(qi)(qi)(qi)叫只(zhi)讀(du)存(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)儲(chu)(chu)(chu)(chu)(chu)(chu)(chu)(chu)器(qi)(qi)(qi)(qi)(qi)。·隨(sui)(sui)機讀(du)寫存(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)儲(chu)(chu)(chu)(chu)(chu)(chu)(chu)(chu)器(qi)(qi)(qi)(qi)(qi)（RAM）：既能(neng)讀(du)出(chu)又(you)能(neng)寫入的(de)(de)(de)(de)(de)半(ban)導體(ti)存(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)儲(chu)(chu)(chu)(chu)(chu)(chu)(chu)(chu)器(qi)(qi)(qi)(qi)(qi)。陜(shan)西(xi)24AA02E64T-E/OT存(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)儲(chu)(chu)(chu)(chu)(chu)(chu)(chu)(chu)器(qi)(qi)(qi)(qi)(qi)

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