参数资料
型号: DS2705U+
厂商: Maxim Integrated Products
文件页数: 10/18页
文件大小: 0K
描述: IC AUTHENTICATE SHA-1 8-UMAX
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 50
功能: 电池验证
电池化学: 所有电池类型
电源电压: 2.5 V ~ 5.5 V
工作温度: -20°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 8-TSSOP,8-MSOP(0.118",3.00mm 宽)
供应商设备封装: 8-uMAX
包装: 管件
DS2705: SHA-1 Authentication Master
MASTER PORT (MDQ) FUNCTION COMMANDS
MASTER MODE WRITE CHALLENGE COMMAND
Write Challenge [0Ch, XXXXXXXXXXXXXXXX] . The master mode Write Challenge command sends the 8-byte
(64-bit) challenge to the remote token in preparation for a Compute MAC command.
Figure 3. Write Challenge (MDQ)
MASTER MODE COMPUTE MAC W/O ROM ID COMMAND
Compute MAC without ROM ID [36h, XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX] .
The Compute MAC command executes a MAC computation in the remote token and reads back the 20-byte result.
Figure 4. Compute and Return MAC (MDQ)
t SPUP
t SPUD
1-Wire SKIP ROM
Reset Cmd
Presence
Compute
MAC
Cmd
Strong
Pull-up Applied
8 Write 0
Time Slots
160 Read Time Slots
(20-Byte MAC)
Pulse
10 of 18
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DS2705U+ 功能描述:电池管理 SHA-1 Authent Master RoHS:否 制造商:Texas Instruments 电池类型:Li-Ion 输出电压:5 V 输出电流:4.5 A 工作电源电压:3.9 V to 17 V 最大工作温度:+ 85 C 最小工作温度:- 40 C 封装 / 箱体:VQFN-24 封装:Reel
DS2705U+/T&R 制造商:DALLAS 制造商全称:Dallas Semiconductor 功能描述:SHA-1 Authentication Master
DS2705U+/TR 制造商:DALLAS 制造商全称:Dallas Semiconductor 功能描述:SHA-1 Authentication Master
DS2705U+T&R 制造商:Maxim Integrated Products 功能描述:SHA-1 AUTHENTICATION MASTER 8PIN UMAX - Tape and Reel 制造商:Maxim Integrated Products 功能描述:IC AUTHENTICATE SHA-1 8-UMAX
DS2705U+T&R 功能描述:电池管理 SHA-1 Authent Master RoHS:否 制造商:Texas Instruments 电池类型:Li-Ion 输出电压:5 V 输出电流:4.5 A 工作电源电压:3.9 V to 17 V 最大工作温度:+ 85 C 最小工作温度:- 40 C 封装 / 箱体:VQFN-24 封装:Reel