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參數(shù)資料
| 型號： | STM1403BTO-Q6F |
| 廠商： | 意法半導(dǎo)體 |
| 英文描述： | 3V FIPS-140 Security Supervisor with Battery Switchover |
| 中文描述： | 3V的FIPS - 140安全監(jiān)控的電池切換 |
| 文件頁數(shù)： | 1/9頁 |
| 文件大?。?/td> | 162K |
| 代理商： | STM1403BTO-Q6F |
1/9
DATA BRIEFING
October 2005
For further information contact your local ST sales office.
STM1403
3V FIPS-140
Security Supervisor with Battery Switchover
Rev 4.0
* Contact local ST sales office for the full datasheet.
FEATURES*
■
STM1403 SUPPORTS FIPS-140 SECURITY
LEVEL 3+
–
4 High-Impedance Physical Tamper
Inputs
–
Over/Under Operating Voltage Detector
–
Security Alarm (SAL) on Tamper
Detection
SUPERVISORY FUNCTIONS
–
Automatic Battery Switchover
–
RST Output (Open Drain)
–
Manual (Push-button) Reset Input (MR)
–
Power-fail Comparator (PFI/PFO)
Vccsw (V
CC
SWITCH OUTPUT)
–
Low When Switched to V
CC
–
High When Switched to V
BAT
(BATT ON
Indicator)
BATTERY LOW VOLTAGE DETECTOR
(POWER-UP)
OPTIONAL V
REF
(1.237V)
(Available for STM1403A only)
■
■
■
■
■
LOW BATTERY SUPPLY CURRENT (2.8μA,
typ)
SECURE LOW PROFILE 16-PIN, 3x3mm,
QFN PACKAGE
■
Figure 1. Package
Table 1. Device Options
Note: 1. SAL, RST, PFO, and BLD are Open Drain.
2. Normal Mode: Low when V
OUT
is internally switched to V
CC
and High when V
OUT
is internally switched to battery.
3. Pin 9 is the V
REF
pin for STM1403A. It is the V
TPU
pin for STM1403B/C.
QFN16, 3mm x 3mm (Q)
STM704
Functions
(1)
Physical
Tamper
Inputs
Over/Under
Voltage
Alarms
Over/Under
Temperature
Alarms
V
REF
(1.237V)
Option
V
OUT
Status,
During
Alarm
Vccsw Status,
During Alarm
STM1403A
ON
Normal Mode
(2)
STM1403B
Note 3
High-Z
High
STM1403C
Note 3
Ground
High
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