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Part Name
Description
PCF2123U/5GA/1 View Datasheet(PDF) - NXP Semiconductors.
Part Name
Description
MFG CO.
PCF2123U/5GA/1
SPI Real time clock/calendar
NXP Semiconductors.
'PCF2123U/5GA/1' PDF : 63 Pages
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NXP Semiconductors
PCF2123
SPI Real time clock/calendar
CE
SCL
t
su(CE)
t
r
t
f
80%
20%
t
w(CE)
t
SCL
t
clk(H)
t
clk(L)
t
h(CE)
t
rec(CE)
WRITE
SDI
SDO
t
su
t
h
R/W
SA2
Hi Z
READ
SDI
b7
b6
Hi Z
SDO
Fig 29. SPI-bus timing
RA0
b7
b6
b0
t
t(SDI-SDO)
t
d(R)SDO
b7
b6
b0
t
dis(SDO)
b0
001aai554
PCF2123
Product data sheet
All information provided in this document is subject to legal disclaimers.
Rev. 6 — 15 July 2013
© NXP B.V. 2013. All rights reserved.
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