PCA2129T/Q900/2,51 NXP Semiconductors, PCA2129T/Q900/2,51 Datasheet - Page 59

• Manufacturer Part Number: PCA2129T/Q900/2,51
• Description: Real Time Clock
• Manufacturer: NXP Semiconductors
• Series: PCA2129r

Specifications of PCA2129T/Q900/2,51

• Rohs: yes
• Function: Clock, Calendar, Alarm, Watchdog, Timestamp
• Rtc Bus Interface: I2C, SPI
• Date Format: Binary
• Time Format: Binary
• Supply Voltage - Max: 4.2 V
• Supply Voltage - Min: 1.8 V
• Maximum Operating Temperature: + 80 C
• Minimum Operating Temperature: - 30 C
• Mounting Style: SMD/SMT
• Package / Case: SOP-16
• Battery Backup Switching: Yes

NXP Semiconductors
PCA2129T
Product data sheet
Fig 42. 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. 3 — 24 January 2013
t
80%
t(SDI-SDO)
Accurate RTC with integrated quartz crystal for automotive
t
f
RA0
b0
t
w(CE_N)
b7
t
d(R)SDO
b7
b6
b6
t
clk(H)
t
clk(SCL)
t
clk(L)
t
h(CE_N)
PCA2129T
b0
b0
© NXP B.V. 2013. All rights reserved.
013aaa152
t
dis(SDO)
t
rec(CE_N)
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