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DS2465 PDF预览

DS2465

更新时间: 2023-12-20 18:46:09
品牌 Logo 应用领域
亚德诺 - ADI /
页数 文件大小 规格书
30页 1892K
描述
DeepCover安全认证器具有SHA-256协处理器和1-Wire主机功能

DS2465 数据手册

 浏览型号DS2465的Datasheet PDF文件第1页浏览型号DS2465的Datasheet PDF文件第2页浏览型号DS2465的Datasheet PDF文件第4页浏览型号DS2465的Datasheet PDF文件第5页浏览型号DS2465的Datasheet PDF文件第6页浏览型号DS2465的Datasheet PDF文件第7页 
ABRIDGED DATA SHEET  
DS2465  
DeepCover Secure Authenticator with  
SHA-256 Coprocessor and 1-Wire Master Function  
ELECTRICAL CHARACTERISTICS (continued)  
(T = -40NC to +85NC, unless otherwise noted.) (Note 1)  
A
PARAMETER  
Read Sample Time  
SYMBOL  
CONDITIONS  
MIN  
11.4  
1.4  
TYP  
12  
MAX  
13.1  
1.64  
UNITS  
Standard  
Overdrive  
Standard  
Overdrive  
t
Fs  
MSR  
1.5  
See  
Table 6  
Write-0 Low Time  
t
-5%  
-5%  
+9%  
Fs  
W0L  
See  
Table 6  
Write-0 Recovery Time  
t
Standard and overdrive  
Standard and overdrive  
+9%  
REC0  
Fs  
Fs  
REC0  
1-Wire Time Slot  
SHA-256 ENGINE  
Computation Current  
Computation Time  
EEPROM  
t
Equal to t  
+ t  
slot  
W0L  
I
t
mA  
ms  
CSHA  
Refer to the full data sheet.  
CSHA  
Programming Current  
I
t
(Notes 3, 7)  
2
mA  
ms  
PROG  
Programming Time for a 32-Bit  
Segment  
10  
PROG  
Write/Erase Cycling Endurance  
Data Retention  
N
T
T
= +85NC (Notes 8, 9)  
100k  
10  
CY  
A
t
= +85NC (Notes 10, 11)  
Years  
DR  
A
SLPZ PIN  
Low Level Input Voltage  
V
-0.5  
0.3 O V  
V
V
IL  
CC  
0.7 O  
V
+
CC  
High Level Input Voltage  
V
IH  
V
0.5V  
CC  
Input Leakage Current  
I
Pin at 3.63V (Note 3)  
(Note 12)  
0.1  
FA  
Fs  
I
Wake-Up Time from Sleep Mode  
t
200  
SWUP  
2
I C SCL AND SDA PINS (Note 13)  
Low Level Input Voltage  
High Level Input Voltage  
V
-0.5  
0.3 O V  
V
V
IL  
CC  
0.7 O  
V
CC(MAX)  
+ 0.5V  
V
IH  
V
CC  
Hysteresis of Schmitt Trigger  
Inputs  
0.05 O  
V
(Note 3)  
V
V
HYS  
V
CC  
Low Level Output Voltage at 3mA  
Sink Current  
V
0.4  
250  
50  
OL  
Output Fall Time from V  
to  
IH(MIN)  
V
with a Bus Capacitance  
t
(Note 3)  
60  
ns  
ns  
FA  
IL(MAX)  
OF  
from 10pF to 400pF  
Pulse Width of Spikes That Are  
Suppressed by the Input Filter  
t
(Note 3)  
SP  
Input Current with an Input  
Voltage Between 0.1V  
I
(Notes 3, 14)  
-10  
+10  
CC(MAX)  
I
and 0.9V  
CC(MAX)  
Maxim Integrated  
3

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