64Kb Memory iButton

OVERVIEW The block diagram in Figure 1 shows the relationships between the major control and memory sections of the DS1996. The DS1996 has three main data components: 1) 64-bit lasered ROM, 2) 256-bit scratchpad and 3) 65536-bit SRAM. The hierarchial structure of the 1-Wire protocol is shown in

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64kbit Memory iButtonTM

OVERVIEW The block diagram in Figure 1 shows the relationships between the major control and memory sections of the DS1996. The DS1996 has three main data components: 1) 64-bit lasered ROM, 2) 256-bit scratchpad and 3) 65536-bit SRAM. The hierarchial structure of the 1-Wire protocol is shown in

文件：321.13 Kbytes 頁數(shù)：18 Pages

DALLAS

iButton 64K位存儲(chǔ)器

iButton? 64Kb存儲(chǔ)器(DS1996)是一款堅(jiān)固耐用的讀/寫數(shù)據(jù)載體，可用作本地化數(shù)據(jù)庫，只需很少的硬件即可輕松訪問。非易失性存儲(chǔ)器提供了一種簡(jiǎn)單的解決方案來存儲(chǔ)和檢索與iButton器件所連接的物體有關(guān)的重要信息。數(shù)據(jù)通過1-Wire?協(xié)議進(jìn)行串行傳輸，該協(xié)議只需要一根數(shù)據(jù)線和一個(gè)接地回路。暫存區(qū)是一個(gè)附加頁，在寫入存儲(chǔ)器時(shí)充當(dāng)緩沖區(qū)。數(shù)據(jù)首先寫入暫存區(qū)，然后可以在其中回讀。數(shù)據(jù)得到驗(yàn)證后，復(fù)制暫存區(qū)命令會(huì)將數(shù)據(jù)傳輸?shù)酱鎯?chǔ)器。此過程可在修改存儲(chǔ)器時(shí)確保數(shù)據(jù)完整性。每個(gè)DS1996均有工廠印刻的48位序列號(hào)作為唯一標(biāo)識(shí)，確保產(chǎn)品可追溯。堅(jiān)固耐用的MicroCan封裝能夠耐受惡劣的應(yīng)用 ? 65,536位讀/寫非易失性存儲(chǔ)器\n\n? 過驅(qū)模式將通信速度提升至每秒142 kbps\n\n? 256位暫存區(qū)確保數(shù)據(jù)傳輸?shù)耐暾診n\n? 存儲(chǔ)器分為多個(gè)256位頁面，用于分包數(shù)據(jù)\n\n? 通過嚴(yán)格的讀/寫協(xié)議確保數(shù)據(jù)完整性\n\n? 工作溫度范圍：-40°C至+70°C\n\n? 數(shù)據(jù)保留超過10年;

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64kbit Memory iButtonTM

OVERVIEW The block diagram in Figure 1 shows the relationships between the major control and memory sections of the DS1996. The DS1996 has three main data components: 1) 64-bit lasered ROM, 2) 256-bit scratchpad and 3) 65536-bit SRAM. The hierarchial structure of the 1-Wire protocol is shown in

文件：321.13 Kbytes 頁數(shù)：18 Pages

DALLAS

包裝：管件 類別：存儲(chǔ)卡，模塊 專用 描述：IBUTTON MEMORY 64KBIT F5

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