pcf8523u/12aa/1 NXP Semiconductors, pcf8523u/12aa/1 Datasheet - Page 17
![no-image](/images/manufacturer_photos/0/4/487/nxp_semiconductors_sml.jpg)
pcf8523u/12aa/1
Manufacturer Part Number
pcf8523u/12aa/1
Description
Pcf8523 Real-time Clock Rtc And Calendar
Manufacturer
NXP Semiconductors
Datasheet
1.PCF8523U12AA1.pdf
(67 pages)
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Part Number:
PCF8523U/12AA/1
Manufacturer:
NXP
Quantity:
12 000
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NXP Semiconductors
PCF8523
Product data sheet
8.5.2.1 Standard mode
If V
If V
Fig 9.
V
DD
DD
DD
V
(= 2.5 V)
th(sw)bat
(= 0 V)
> V
< V
V
INT1
BSF
V
BAT
DD
Battery switch-over behavior in standard mode and with bit BSIE set logic 1
(enabled)
BAT
BAT
backup battery operation
OR V
AND V
All information provided in this document is subject to legal disclaimers.
V
DD
BBS
DD
> V
Rev. 2 — 27 January 2011
< V
th(sw)bat
th(sw)bat
the internal power supply is V
the internal power supply is V
internal power supply (= V
Real-Time Clock (RTC) and calendar
BBS
)
DD
BAT
.
.
cleared via interface
PCF8523
© NXP B.V. 2011. All rights reserved.
013aaa321
V
17 of 67
BBS
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