PCF2127AT/1 NXP [NXP Semiconductors], PCF2127AT/1 Datasheet - Page 70

• Manufacturer Part Number: PCF2127AT/1
• Description: Integrated RTC, TCXO and quartz crystal
• Manufacturer: NXP [NXP Semiconductors]

NXP Semiconductors
PCF2127A_2
Product data sheet
Fig 51. SPI-bus timing
WRITE
READ
SDO
SDO
SCL
SDI
SDI
CE
t
su(CE_N)
t
su
R/W
high-Z
high-Z
b7
t
h
SA2
b6
All information provided in this document is subject to legal disclaimers.
20%
t
r
Rev. 02 — 7 May 2010
t
80%
t(SDI-SDO)
t
f
RA0
b0
t
w(CE_N)
b7
t
d(R)SDO
b7
Integrated RTC, TCXO and quartz crystal
b6
b6
t
clk(H)
t
clk(SCL)
t
clk(L)
t
h(CE_N)
PCF2127A
b0
b0
© NXP B.V. 2010. All rights reserved.
013aaa152
t
dis(SDO)
t
rec(CE_N)
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