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Security Supervisors
STM140x Security Supervisors

FIPS-140 Security Compliant Supervisors for POS Applications Data Briefs
STM1403  STM1404

STM140x FIPS-140 Security Compliant Supervisors for POS ApplicationsThe STM140x is a family of low power intrusion (tamper) detection security supervisors for the Point of Sale (POS) terminal market. It enables manufacturers to meet security standards such as FIPS-140 (NIST, US Dept. of Commerce), EMV Co, ISO, ZKA (Germany) and Visa PED.

Until recently, many of these intrusion detection functions were implemented by using several discrete devices. The STM140x integrates all these functions in a small profile security-friendly package. The STM140x meet price, performance and board space objectives while insuring customers can meet current and future security certification requirements for physical and environmental tamper detection.

SECURE LOW PROFILE PACKAGE, QFN16 (3mm x 3mm)

Device Options
Part Number
(click for Parametric Data)(1)
STM704 Func-
tions(2)
4 Indepen-dent
Physical Tamper Inputs
Over/
Under Voltage Alarms
Over/
Under
Temp. Alarms
Vref
(1.237V)
Option
Vout
Status During Alarm
/Vccsw
Status During Alarm
STM1403A STM704 Functions Physical Tamper Inputs Over/Under Voltage Alarms ' Vref (1.237V) Option ON Normal(3)
STM1403C STM704 Functions Physical Tamper Inputs Over/Under Voltage Alarms ' (4) GND High
STM1404A STM704 Functions Physical Tamper Inputs Over/Under Voltage Alarms Over/Under Temperature Alarms Vref (1.237V) Option ON Normal(3)
STM1404C STM704 Functions Physical Tamper Inputs Over/Under Voltage Alarms Over/Under Temperature Alarms (4) GND High
Notes: (1) Vrst (nom, V) ranges from 2.63V to 3.08V.
  (2) /SAL, /RST, /PFO, and /BLD are Open Drain.
  (3) Normal Mode: Low when Vout is internally switched to Vcc and High when Vout is internally switched to battery.
  (4) Pin 9 is the Vref pin for STM1403A and STM1404A. It is the Vtpu pin for STM1403B/C and STM1404B/C.
Targeted Applications
The STM140x family can be used in the High Security Module (HSM) of a POS system such as:
POS Terminals
PCs with Cash Drawers
Standalone Credit Authorization/ Debit Card Terminals
Electronic Cash Registers
Vending Machines
Standalone Check Readers
Signature Capture Devices
Taxi Meter
Automotive Black Box
STM140x Security Supervisor Hardware Hookup
STM140x Security Supervisor Hardware Hookup
More Information
STM1403/04 Additional Technical Information
M41ST87 Supervisor with Tamper Detect and RAM Clear