參數(shù)資料
型號(hào): DS2432
廠商: Maxim Integrated Products, Inc.
元件分類(lèi): DRAM
英文描述: 1k-Bit Protected 1-Wire EEPROM with SHA-1 Engine(1K 位具有寫(xiě)保護(hù)的1線EEPROM(帶SHA-1引擎))
中文描述: 1Kb、保護(hù)型1-Wire EEPROM,帶有SHA-1引擎
文件頁(yè)數(shù): 11/30頁(yè)
文件大?。?/td> 165K
代理商: DS2432
PRELIMINARY
Memory and SHA Functions Flow Chart
(continued)
Figure 7
DS2432
11 of 30
33h
Compute Next
Secret
Valid Data
Address
Y
N
Bus Master TX
TA1 (T7:T0),
TA2 (T15:T8)
Y
Bus Master
RX “1”s
Master
TX Reset
Y
N
*
1-Wire idle high for power
Note
: The master must first
load the scratchpad with a
partial secret of 8 bytes
From Figure 7
3
rd
Part
To Figure 7
3
Part
From Figure 7
5
Part
To Figure 7
5
th
Part
N
N
SHA Engine Computes Message
Authentication Code of Current
Secret, Page Data, and 8 Byte
Partial Secret in Scratchpad
DS2432 Copies a Partial MAC
to the Secret Register
Master
TX Reset
Master
TX Reset
Y
N
DS2432 TX “1”
DS2432 TX “0”
N
Y
DS2432 fills Scratchpad with AAh
*
*
Write-
Protected
Y
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
DS2432_12 制造商:MAXIM 制造商全稱(chēng):Maxim Integrated Products 功能描述:1Kb Protected 1-Wire EEPROM with SHA-1 Engine
DS2432P 功能描述:電可擦除可編程只讀存儲(chǔ)器 RoHS:否 制造商:Atmel 存儲(chǔ)容量:2 Kbit 組織:256 B x 8 數(shù)據(jù)保留:100 yr 最大時(shí)鐘頻率:1000 KHz 最大工作電流:6 uA 工作電源電壓:1.7 V to 5.5 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:SOIC-8
DS2432P R 制造商:MAXIM 制造商全稱(chēng):Maxim Integrated Products 功能描述:1Kb Protected 1-Wire EEPROM with SHA-1 Engine
DS2432P T 制造商:MAXIM 制造商全稱(chēng):Maxim Integrated Products 功能描述:1Kb Protected 1-Wire EEPROM with SHA-1 Engine
DS2432P/T&R 功能描述:電可擦除可編程只讀存儲(chǔ)器 RoHS:否 制造商:Atmel 存儲(chǔ)容量:2 Kbit 組織:256 B x 8 數(shù)據(jù)保留:100 yr 最大時(shí)鐘頻率:1000 KHz 最大工作電流:6 uA 工作電源電壓:1.7 V to 5.5 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:SOIC-8