AD8280 datasheet(22/24 Pages) AD

Part #	AD8280

Description	Lithium Ion Battery Safety Monitor

PDF	24 Pages

Scroll/Zoom	100%

Manufacturer	AD [Analog Devices]

Direct Link	http://www.analog.com

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22 / 24 page

AD8280

Rev. C | Page 22 of 24

TESTI

AVOUTxx

SELF-TEST PASS

AVOUTxx

SELF-TEST FAIL

AVOUTxx

SELF-TEST PASS

AVOUTxx

SELF-TEST FAIL

NOTES

tRE IS THE TIME FROM THE RISING EDGE OF THE TEST PULSE (TESTI) TO THE START OF THE SELF-TEST.

tST IS THE TIME FROM THE RISING EDGE OF THE TEST PULSE UNTIL THE PART COMPLETES ITS SELF-TEST (TEST PULSE MUST BE

LONGER THAN

tST MAX).

tSTV IS THE TIME FROM THE FALLING EDGE OF THE TEST PULSE THAT THE SELF-TEST INDICATION REMAINS VALID (LOW = PASS, HIGH = FAIL).

tFE IS THE TIME FROM THE FALLING EDGE OF THE TEST PULSE UNTIL THE SELF-TEST DATA IS CLEARED AND THE ALARM DATA IS AGAIN VALID.

NO ALARM WHEN SELF-TEST IS INITIATED

ALARM WHEN SELF-TEST IS INITIATED

tFE

tSTV

tRE

tST

tFE

tSTV

tRE

tST

Figure 52. Timing Definitions

AD8280 Datasheet(PDF) 22 Page - Analog Devices