STM1403ARM-Q6F STMICROELECTRONICS [STMicroelectronics], STM1403ARM-Q6F Datasheet

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STM1403ARM-Q6F

Manufacturer Part Number
STM1403ARM-Q6F
Description
3V FIPS-140 Security Supervisor with Battery Switchover
Manufacturer
STMICROELECTRONICS [STMicroelectronics]
Datasheet
FEATURES*
Table 1. Device Options
Note: 1. SAL, RST, PFO, and BLD are Open Drain.
October 2005
For further information contact your local ST sales office.
* Contact local ST sales office for the full datasheet.
STM1403C
STM1403A
STM1403B
STM1403 SUPPORTS FIPS-140 SECURITY
LEVEL 3+
SUPERVISORY FUNCTIONS
Vccsw (V
BATTERY LOW VOLTAGE DETECTOR
(POWER-UP)
OPTIONAL V
(Available for STM1403A only)
LOW BATTERY SUPPLY CURRENT (2.8µA,
typ)
SECURE LOW PROFILE 16-PIN, 3x3mm,
QFN PACKAGE
2. Normal Mode: Low when V
3. Pin 9 is the V
4 High-Impedance Physical Tamper
Inputs
Over/Under Operating Voltage Detector
Security Alarm (SAL) on Tamper
Detection
Automatic Battery Switchover
RST Output (Open Drain)
Manual (Push-button) Reset Input (MR)
Power-fail Comparator (PFI/PFO)
Low When Switched to V
High When Switched to V
Indicator)
CC
Functions
STM704
SWITCH OUTPUT)
REF
REF
pin for STM1403A. It is the V
(1.237V)
(1)
OUT
Physical
Tamper
Inputs
is internally switched to V
CC
Security Supervisor with Battery Switchover
BAT
(BATT ON
Over/Under
Voltage
Alarms
TPU
pin for STM1403B/C.
CC
Temperature
Over/Under
and High when V
Alarms
Figure 1. Package
OUT
(1.237V)
Option
Note 3
Note 3
V
QFN16, 3mm x 3mm (Q)
is internally switched to battery.
REF
V
OUT
Ground
During
High-Z
Alarm
ON
Status,
3V FIPS-140
STM1403
DATA BRIEFING
Normal Mode
Vccsw Status,
During Alarm
High
High
Rev 4.0
(2)
1/9

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STM1403ARM-Q6F Summary of contents

Page 1

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 ...

Page 2

STM1403 SUMMARY DESCRIPTION The STM1403 family of security supervisors are a low power family of intrusion (tamper) detection chips targeted at manufacturers of POS terminals and other systems, to enable them to meet phys- ical and/or environmental intrusion monitoring requirements ...

Page 3

Figure 3. QFN16 Connections RST MR SAL V Note: See PIN DESCRIPTIONS, page 9 1. Normal Mode: Low when V OUT 2. SAL, RST, PFO, and BLD are Open Drain only for STM1403A; V REF TPU (1) (2) ...

Page 4

STM1403 Figure 4. Block Diagram V CC (1,2) BAT54J V BAT (1) MR PFI Note: 1. BAT54J (from STMicroelectronics) recommended. 2. Required for battery-reverse charging protection. 3. Open Drain 4. V only for STM1403; V REF TPU 4 ...

Page 5

TAMPER DETECTION Physical There are four (4) high-impedance physical tamper detect input pins, 2 normally set to High (NH) and 2 normally set to Low (NL). Each input is designed with a glitch immunity. These inputs can be connected externally ...

Page 6

STM1403 PART NUMBERING Table 3. Ordering Information Scheme (see Example: Device Type STM1403: Physical, Voltage Tamper Detect V Status (SAL = Active-Low) OUT ON; Vccsw = Normal Mode OUT High-Z; Vccsw = High OUT ...

Page 7

Figure 5. Topside Marking Information Note: 1. Options codes (for V ) OUT (for Reset Threshold (for Battery Low Voltage Detect Threshold) ...

Page 8

STM1403 REVISION HISTORY Table 4. Document Revision History Date Revision 11-October-04 1.0 First Edition Corrected footprint dimensions; update characteristics (Figure 27, 26-Nov-04 1.1 28, 31; Table 22-Dec-04 ...

Page 9

Information furnished is believed to be accurate and reliable. However, STMicroelectronics assumes no responsibility for the consequences of use of such information nor for any infringement of patents or other rights of third parties which may result from its use. ...

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