Datasheet > STM1403CTO-Q6F

STM1403CTO-Q6F

更新时间： 2022-11-24 21:40:25

品牌	Logo	应用领域
意法半导体 - STMICROELECTRONICS		电池监控
页数	文件大小	规格书
9页	166K
描述
3V FIPS-140 Security Supervisor with Battery Switchover

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STM1403CTO-Q6F 数据手册

STM1403

3V FIPS-140

Security Supervisor with Battery Switchover

DATA BRIEFING

FEATURES*

■

STM1403 SUPPORTS FIPS-140 SECURITY

LEVEL 3+

Figure 1. Package

–

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 SWITCH OUTPUT)

–

Low When Switched to V

QFN16, 3mm x 3mm (Q)

High When Switched to V

Indicator)

(BATT ON

BAT

■

BATTERY LOW VOLTAGE DETECTOR

(POWER-UP)

OPTIONAL V

(1.237V)

REF

(Available for STM1403A only)

■

LOW BATTERY SUPPLY CURRENT (2.8µA,

typ)

SECURE LOW PROFILE 16-PIN, 3x3mm,

QFN PACKAGE

Table 1. Device Options

STM704

Status,

During

Alarm

Physical

Tamper

Inputs

Over/Under Over/Under

REF

OUT

Vccsw Status,

During Alarm

Voltage

Alarms

Temperature

Alarms

(1.237V)

Option

(1)

Functions

(2)

STM1403A

STM1403B

STM1403C

■

Normal Mode

Note 3

High-Z

Ground

High

Note: 1. SAL, RST, PFO, and BLD are Open Drain.

2. Normal Mode: Low when V is internally switched to V and High when V is internally switched to battery.

OUT

3. Pin 9 is the V

pin for STM1403A. It is the V

pin for STM1403B/C.

REF

TPU

* Contact local ST sales office for the full datasheet.

Rev 4.0

1/9

October 2005

For further information contact your local ST sales office.

12 3 4 5 6 7...9

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