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PCF2129AT Scheda tecnica(PDF) 3 Page - NXP Semiconductors

Il numero della parte PCF2129AT
Spiegazioni elettronici  Integrated RTC, TCXO and quartz crystal
PDF  68 Pages
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Produttore elettronici  NXP [NXP Semiconductors]
Homepage  http://www.nxp.com
Logo NXP - NXP Semiconductors

PCF2129AT Scheda tecnica(HTML) 3 Page - NXP Semiconductors

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PCF2129A_1
© NXP B.V. 2010. All rights reserved.
Product data sheet
Rev. 01 — 13 January 2010
3 of 68
NXP Semiconductors
PCF2129A
Integrated RTC, TCXO and quartz crystal
6.
Block diagram
Fig 1.
Block diagram of PCF2129A
001aaj703
TEMP
VDD
BBS
VBAT
VSS
internal
power
supply
CLKOUT
RPU
INT
OSCI
OSCO
TEMP
1 Hz
32.768 kHz
TCXO
BATTERY BACK UP
SWITCH-OVER
CIRCUITRY
OSCILLATOR
MONITOR
TEMPERATURE
SENSOR
RESET
LOGIC
CONTROL
DIVIDER
AND
TIMER
ADDRESS
REGISTER
Control_1
Control_2
Control_3
00h
01h
02h
Seconds
03h
Minutes
04h
Hours
05h
Days
06h
Weekdays
07h
Months
08h
Years
09h
Second_alarm
0Ah
Minute_alarm
0Bh
Hour_alarm
0Ch
Day_alarm
0Dh
Weekday_alarm
0Eh
CLKOUT_ctl
0Fh
Watchdg_ctl
10h
Watchdg_val
11h
Timestp_ctl
12h
Sec_timestp
13h
Min_timestp
14h
Hour_timestp
15h
Day_timestp
16h
Mon_timestp
17h
Year_timestp
18h
Aging_offset
19h
Internal_reg
1Ah
Internal_reg
1Bh
TS
PCF2129A
SCL
SDI
SDO
SERIAL BUS
INTERFACE
SELECTOR
SPI-BUS
INTERFACE
I2C-BUS
INTERFACE
SDA/CE
IFS



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