參數(shù)資料
型號： DS2432P
廠商： DALLAS SEMICONDUCTOR
元件分類： Programmable ROM
英文描述： 1K X 1 1-WIRE SERIAL EEPROM, PDSO6
封裝： 0.150 INCH, TSOC-6
文件頁數(shù)： 5/30頁
文件大?。?/td> 165K
代理商： DS2432P
PRELIMINARY
DS2432
13 of 30
Memory and SHA Functions Flow Chart (continued) Figure 7
A5h
Read Auth.
Page ?
Bus Master TX
TA1 (T7:T0), TA2 (T15:T8)
Y
N
Y
N
Address
< 80h ?
N
Bus Master
RX “1”s
Master
TX Reset ?
Y
DS2432 sets Memory
Address = (T15:T0)
Master
TX Reset ?
Y
N
Bus Master RX CRC16
of Command, Address,
Data, and FFh Byte
DS2432
Increments
Address
Counter
Master
TX Reset ?
Master RX Data Byte
From Memory Address
N
Y
End
Of Page ?
N
Y
Master RX
one byte FFh
Master
TX Reset ?
Master
TX Reset ?
Y
N
DS2432 TX “1”
DS2432 TX “0”
N
Y
SHA Engine Computes
Message Authentication
Code of Secret, Data of
Selected Page, Device
Registration Number and
3-Byte Challenge
Bus Master RX 160-Bit
Message Auth. Code
Bus Master RX CRC16 of
Message Auth. Code
*
1-Wire idle high for power
Note: Three bytes of the
scratchpad contents are taken
as a challenge to the DS2432.
The master may specify the
challenge or accept the current
scratchpad contents instead.
*
From Figure 7
5
th Part
To Figure 7
5
th Part
To Figure 7
7
th Part
From Figure 7
7
th Part
相關(guān)PDF資料
PDF描述
DS2433 512 X 8 1-WIRE SERIAL EEPROM, PBCY3
DS2433X 4K X 1 1-WIRE SERIAL EEPROM, UUC2
DS2433S 512 X 8 1-WIRE SERIAL EEPROM, PDSO8
DS2434S SPECIALTY MEMORY CIRCUIT, PDSO16
DS2434 SPECIALTY MEMORY CIRCUIT, PBCY3
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
DS2432P R 制造商:MAXIM 制造商全稱: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: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器 RoHS:否 制造商:Atmel 存儲容量:2 Kbit 組織:256 B x 8 數(shù)據(jù)保留:100 yr 最大時鐘頻率: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+ 制造商:Maxim Integrated Products 功能描述:EEPROM SERL-1WIRE 1KBIT 4PAGES X 256 3.3V/5V 6PIN TSOC - Rail/Tube 制造商:Maxim Integrated Products 功能描述:1-WIRE 1KB EE W/SHA-1 TSOC PBFREE 制造商:Maxim Integrated Products 功能描述:EEPROM 1KB 1-WIRE 6TSOC 制造商:Maxim Integrated Products 功能描述:EEPROM, 1KB, 1-WIRE, 6TSOC 制造商:Maxim Integrated Products 功能描述:OPTOCOUPLERS; Memory Size:1Kbit; Memory Configuration:256 x 4; Supply Voltage Min:2.8V; Supply Voltage Max:5.25V; Memory Case Style:TSOC; No. of Pins:6; IC Interface Type:Serial; Operating Temperature Min:-40C ;RoHS Compliant: Yes
DS2432P+R 制造商:MAXIM 制造商全稱:Maxim Integrated Products 功能描述:1Kb Protected 1-Wire EEPROM with SHA-1 Engine
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