1Kb Protected 1-Wire EEPROM with SHA-1 Engine

DESCRIPTION The DS2432 combines 1024 bits of EEPROM, a 64-bit secret, an 8-byte register/control page with up to five user read/write bytes, a 512-bit SHA-1 engine, and a fully-featured 1-Wire interface in a single chip. Each DS2432 has its own 64-bit ROM registration number that is factory las

文件：165.06 Kbytes 頁(yè)數(shù)：17 Pages

MAXIM

美信

1k-Bit Protected 1-Wire EEPROM with SHA-1 Engine

DESCRIPTION The DS2432 combines 1024 bits of EEPROM, a 64-bit secret, an 8-byte register/control page with up to 5 user read/write bytes, a 512-bit SHA-1 engine and a fully-featured 1-Wire interface in a single chip. Each DS2432 has its own 64-bit ROM registration number that is factory lasered

文件：165.16 Kbytes 頁(yè)數(shù)：30 Pages

DALLAS

1Kb Protected 1-Wire EEPROM with SHA-1 Engine

文件：432.34 Kbytes 頁(yè)數(shù)：17 Pages

MAXIM

美信

1Kb、保護(hù)型1-Wire EEPROM，帶有SHA-1引擎

DS2432在單個(gè)芯片內(nèi)集成了1024位EEPROM、64位密鑰、8字節(jié)寄存器/控制頁(yè)(其中包含5個(gè)用戶讀/寫(xiě)字節(jié))、512位SHA-1引擎和一個(gè)全功能的1-Wire接口。每個(gè)DS2432具有自身的、由工廠刻入的64位ROM注冊(cè)碼，可確保唯一識(shí)別、絕對(duì)可溯。數(shù)據(jù)按照1-Wire協(xié)議串行傳送，只需一根數(shù)據(jù)線或返回地線。DS2432有一個(gè)稱為暫存器的輔助存儲(chǔ)區(qū)，在向主存儲(chǔ)器、寄存器寫(xiě)入數(shù)據(jù)時(shí)，或者在安裝新密鑰時(shí)充當(dāng)緩沖器。數(shù)據(jù)首先被存入暫存器，并可從這里讀回。經(jīng)過(guò)驗(yàn)證后，假定DS2432接受到匹配的160位MAC，那么Copy Scratchpad (復(fù)制暫存器)命令將把數(shù)據(jù)傳送到最終的存儲(chǔ)單元。 ? 1128位5V EEPROM存儲(chǔ)器，分為四頁(yè)，每頁(yè)256位，64位只寫(xiě)密鑰和多達(dá)五個(gè)通用讀/寫(xiě)寄存器\n? 內(nèi)置512位SHA-1引擎，用于計(jì)算160位信息鑒定碼(MAC)或生成密鑰\n? 寫(xiě)訪問(wèn)需要知道密鑰，并且能夠計(jì)算和傳送160位MAC，以鑒別真?zhèn)蝄n? 可以對(duì)密鑰和數(shù)據(jù)存儲(chǔ)器加寫(xiě)保護(hù)(所有頁(yè)或者只是第0頁(yè))，或者將它們置于EPROM仿真模式(“寫(xiě)入0”，第 1頁(yè))\n? 唯一的、由工廠光刻并經(jīng)過(guò)測(cè)試的64位注冊(cè)號(hào)，保證絕對(duì)可溯，因?yàn)闆](méi)有任何兩個(gè)注冊(cè)號(hào)相同的器件\n? 內(nèi)置多點(diǎn)控制，保證兼容于其它1-Wire網(wǎng)絡(luò)產(chǎn)品\n? 將控制、尋址、數(shù)據(jù)和供電集于一個(gè)數(shù)據(jù)引腳\n? 與微處理器的;

ADI

亞德諾

1k-Bit Protected 1-Wire EEPROM with SHA-1 Engine

DESCRIPTION The DS2432 combines 1024 bits of EEPROM, a 64-bit secret, an 8-byte register/control page with up to 5 user read/write bytes, a 512-bit SHA-1 engine and a fully-featured 1-Wire interface in a single chip. Each DS2432 has its own 64-bit ROM registration number that is factory lasered

文件：165.16 Kbytes 頁(yè)數(shù)：30 Pages

DALLAS

1Kb Protected 1-Wire EEPROM with SHA-1 Engine

DESCRIPTION The DS2432 combines 1024 bits of EEPROM, a 64-bit secret, an 8-byte register/control page with up to five user read/write bytes, a 512-bit SHA-1 engine, and a fully-featured 1-Wire interface in a single chip. Each DS2432 has its own 64-bit ROM registration number that is factory las

文件：165.06 Kbytes 頁(yè)數(shù)：17 Pages

MAXIM

美信

1Kb Protected 1-Wire EEPROM with SHA-1 Engine

DESCRIPTION The DS2432 combines 1024 bits of EEPROM, a 64-bit secret, an 8-byte register/control page with up to five user read/write bytes, a 512-bit SHA-1 engine, and a fully-featured 1-Wire interface in a single chip. Each DS2432 has its own 64-bit ROM registration number that is factory las

文件：165.06 Kbytes 頁(yè)數(shù)：17 Pages

MAXIM

美信

1k-Bit Protected 1-Wire EEPROM with SHA-1 Engine

DESCRIPTION The DS2432 combines 1024 bits of EEPROM, a 64-bit secret, an 8-byte register/control page with up to 5 user read/write bytes, a 512-bit SHA-1 engine and a fully-featured 1-Wire interface in a single chip. Each DS2432 has its own 64-bit ROM registration number that is factory lasered

文件：165.16 Kbytes 頁(yè)數(shù)：30 Pages

DALLAS

1Kb Protected 1-Wire EEPROM with SHA-1 Engine

DESCRIPTION The DS2432 combines 1024 bits of EEPROM, a 64-bit secret, an 8-byte register/control page with up to five user read/write bytes, a 512-bit SHA-1 engine, and a fully-featured 1-Wire interface in a single chip. Each DS2432 has its own 64-bit ROM registration number that is factory las

文件：165.06 Kbytes 頁(yè)數(shù)：17 Pages

MAXIM

美信

1Kb Protected 1-Wire EEPROM with SHA-1 Engine

DESCRIPTION The DS2432 combines 1024 bits of EEPROM, a 64-bit secret, an 8-byte register/control page with up to five user read/write bytes, a 512-bit SHA-1 engine, and a fully-featured 1-Wire interface in a single chip. Each DS2432 has its own 64-bit ROM registration number that is factory las

文件：165.06 Kbytes 頁(yè)數(shù)：17 Pages

MAXIM

美信