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M48T02 Fiches technique(PDF) 11 Page - STMicroelectronics

No de pièce M48T02
Description  5.0V, 16 Kbit (2Kb x 8) TIMEKEEPER SRAM
PDF  24 Pages
Scroll/Zoom Zoom In 100%  Zoom Out
Fabricant  STMICROELECTRONICS [STMicroelectronics]
Site Internet  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

M48T02 Fiches technique(HTML) 11 Page - STMicroelectronics

Back Button M48T02 Datasheet HTML 7Page - STMicroelectronics M48T02 Datasheet HTML 8Page - STMicroelectronics M48T02 Datasheet HTML 9Page - STMicroelectronics M48T02 Datasheet HTML 10Page - STMicroelectronics M48T02 Datasheet HTML 11Page - STMicroelectronics M48T02 Datasheet HTML 12Page - STMicroelectronics M48T02 Datasheet HTML 13Page - STMicroelectronics M48T02 Datasheet HTML 14Page - STMicroelectronics M48T02 Datasheet HTML 15Page - STMicroelectronics Next Button
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 11 / 24 page
background image
M48T02, M48T12
Operation modes
11/24
Figure 7.
Checking the BOK flag status
READ DATA
AT ANY ADDRESS
AI00607
IS DATA
COMPLEMENT
OF FIRST
READ?
(BATTERY OK)
POWER-UP
YES
NO
WRITE DATA
COMPLEMENT BACK
TO SAME ADDRESS
READ DATA
AT SAME
ADDRESS AGAIN
NOTIFY SYSTEM
OF LOW BATTERY
(DATA MAY BE
CORRUPTED)
WRITE ORIGINAL
DATA BACK TO
SAME ADDRESS
(BATTERY LOW)
CONTINUE



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