SR2UABU

P1-P3 P4-P6 P7-P9 P10-P12 P13-P15 P16-P18 P19-P21 P22-P22

Timing waveforms SR2

10/22 DocID026047 Rev 2

Figure 8. Undervoltage condition

1. If undervoltage occurs (V

CC

drops below 1.575 V typ.) while reset output is active, the reset output is

released and goes inactive.

$0

9

&&

65

567

65

9

9

9

9

9

9

9

9

9

W

65&

7LPHV

DocID026047 Rev 2 11/22

SR2 Typical operating characteristics

22

5 Typical operating characteristics

Figure 9. Supply current (I

CC

) vs. temperature (T

A

)

Figure 10. Smart Reset™ delay (t

SRC

) vs. temperature (T

A

), t

SRC

= 7.5 s (typ.)













  

7HPSHUDWXUH&

6XSSO\FXUUHQW,

&&

$

9

&&

 9

9

&&

 9

9

&&

 9

$09















 

7HPSHUDWXUH&

6PDUW5HVHW

70

GHOD\W

65&

V

9

&&

 9

9

&&

 9

9

&&

 9

$09

Typical operating characteristics SR2

12/22 DocID026047 Rev 2

Figure 11. Test mode entry voltage (V

TEST

) vs. temperature (T

A

)

Figure 12. Initial test mode time (t

SRC-INI

) vs. temperature (T

A

)

$0















      

7HPSHUDWXUH7

$

&

7HVWPRGHHQWU\YROWDJH9

7(67

9

9

&&

 9

9

&&

 9

9

&&

 9

$0

7HPSHUDWXUH7

$

&













      

,QLWLDOWHVWPRGHWLPHW

65&B,1,

PV

9

&&

 9

9

&&

 9

9

&&

 9

P1-P3 P4-P6 P7-P9 P10-P12 P13-P15 P16-P18 P19-P21 P22-P22

SR2UABU

Mfr. #:

Manufacturer:

STMicroelectronics

Description:

Supervisory Circuits 6 pin Smart Reset

Lifecycle:

New from this manufacturer.

Delivery:

DHL FedEx Ups TNT EMS

Payment:

T/T Paypal Visa MoneyGram Western Union

Products related to this Datasheet