m41st87w STMicroelectronics, m41st87w Datasheet - Page 19

• Manufacturer Part Number: m41st87w
• Description: 5.0, 3.3, Or 3.0v, 1280 Bit 160 X8 Secure Serial Rtc And Nvram Supervisor With Tamper Detection
• Manufacturer: STMicroelectronics

Figure 17. Tamper Detect Sampling Options
Figure 18. Tamper Current Options
V
V
CC
CC
(V
(V
OUT
OUT
)
)
NORMALLY CLOSED
NORMALLY CLOSED
NORMALLY OPEN
NORMALLY OPEN
TAMPER LO,
TAMPER LO,
TAMPER HI,
TAMPER HI,
V
V
CC
CC
(V
(V
OUT
OUT
)
)
NORMALLY CLOSED
NORMALLY CLOSED
NORMALLY OPEN
NORMALLY OPEN
TCHI/TCLO = 1
TCHI/TCLO = 1
TAMPER LO,
TAMPER LO,
TAMPER HI,
TAMPER HI,
1M
1M
V
CC
V
(V
CC
OUT
(V
TCHI/TCLO = 0
TCHI/TCLO = 0
10M
)
10M
OUT
)
CONTINUOUS
CONTINUOUS
CONTINUOUS
CONTINUOUS
MONITORING
MONITORING
MONITORING
MONITORING
MONITORING
MONITORING
SAMPLED
SAMPLED
CONTINUOUS
CONTINUOUS
CONTINUOUS
CONTINUOUS
MONITORING
MONITORING
MONITORING
MONITORING
MONITORING
MONITORING
User Configuration
User Configuration
SAMPLED
SAMPLED
TDS
TDS
TDS
TDS
X
X
X
X
= 0
= 1
= 0
= 1
TDS
TDS
TDS
TDS
Configuration
M41ST87Y, M41ST87W
X
X
X
X
User
= 0
= 1
= 0
= 1
TCM
AI07819
X
, TPM
Configuration
X
User
TCM
AI07820
X
TP
, TPM
X
(TP1, TP2)
X
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