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M41ST87W 数据表(PDF) 17 Page - STMicroelectronics

部件名 M41ST87W
功能描述  5.0, 3.3, or 3.0V, 1280 bit (160 x8) Secure Serial RTC and NVRAM Supervisor with Tamper Detection
PDF  42 Pages
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制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

M41ST87W 数据表(HTML) 17 Page - STMicroelectronics

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M41ST87Y, M41ST87W
Figure 15. Tamper Detect Output Options
Figure 16. Basic Tamper Detect Options
AI07821
IRQ - Interrupt the
processor on tamper
User
Configuration
TPCLR - Clear external
RAM on tamper
RESET OUT
CLR - Clear 128 bytes
internal RAM on tamper
Time stamp tamper
event (to RTC)
CLR1EXT
TIE1
CLR1
CLR2EXT
TIE2
CLR2
(other reset sources)
TEB2
TP2
TEB1
TP1
AI07818
TAMPER LO,
NORMALLY OPEN
TAMPER HI,
NORMALLY CLOSED
User
Configuration
TCM
X, TPMX
IRQ - Interrupt the
processor on tamper
TP
CLR - Clear external
RAM on tamper
CLR - Clear internal
RAM on tamper
Time stamp tamper
event
CLRX
EXT
TIE
X
CLRX
TAMPER HI,
NORMALLY OPEN
TAMPER LO,
NORMALLY CLOSED
Triggering Event
Tamper Event Output
TCMX, TPMX = 1,1
TCMX, TPMX = 0,0
TCMX, TPMX = 1,0
TCMX, TPMX = 0,1
VCC (VOUT)
VCC (VOUT)
VCC (VOUT)



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