stm1404c STMicroelectronics, stm1404c Datasheet - Page 10

• Manufacturer Part Number: stm1404c
• Description: Security Supervisor With Battery Switchover
• Manufacturer: STMicroelectronics

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Figure 5.
1. R typical is 10MΩ. Resistors must be protected against conductive materials.
Figure 6.
1. R typical is 10MΩ. Resistors must be protected against conductive materials.
Figure 7.
1. R typical is 10MΩ. Resistors must be protected against conductive materials.
Tamper Pin (TP
closed)
Tamper Pin (TP
open)
Tamper Pin (TP
closed)
Tamper Detection when Closed
Tamper Detection on Open
Tamper Detection on Open
Switch Normally Closed;
Switch Normally Closed;
1
1
2
Switch Normally Open
or TP
or TP
or TP
3
3
4
) Normally High (NH) external hookup (switch
) Normally High (NH) external hookup (switch
) Normally Low (NL) external hookup (switch
V TPU (STM1404B/C)
V TPU (STM1404B/C)
V OUT (STM1404A)
V OUT (STM1404A)
V TPU (STM1404B/C)
V OUT (STM1404A)
or
or
or
R (1)
R
(1)
R
(1)
TP 1 or TP 3
TP 2 or TP 4
TP 1 or TP 3
AI09698a
AI09699a
AI10461a