PCF8564ACX9/B/1,02 NXP Semiconductors, PCF8564ACX9/B/1,02 Datasheet - Page 6

• Manufacturer Part Number: PCF8564ACX9/B/1,02
• Description: IC RTC/CALENDAR
• Manufacturer: NXP Semiconductors
• Type: Clock/Calendar/Alarmr

Specifications of PCF8564ACX9/B/1,02

• Time Format: HH:MM:SS (24 hr)
• Date Format: YY-MM-DD-dd
• Interface: I²C, 2-Wire Serial
• Voltage - Supply: 1 V ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: Die
• Function: Serial Clock, Alarm, Calendar, Timer, Timer Interrupt
• Supply Voltage (max): 5.5 V
• Supply Voltage (min): 1 V
• Mounting Style: SMD/SMT
• Rtc Bus Interface: I2C
• Supply Current: 1700 nA
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Memory Size: -
• Lead Free Status / Rohs Status: Supplier Unconfirmed
• Other names: 568-6424-2; PCF8564ACX9/B/1,02

NXP Semiconductors
Table 4.
Bit positions labelled as - are not implemented. Bit positions labelled as N should always be written with logic 0. After reset, all
registers are set according to
PCF8564A
Product data sheet
Address
Control registers
00h
01h
Time and date registers
02h
03h
04h
05h
06h
07h
08h
Alarm registers
09h
0Ah
0Bh
0Ch
CLKOUT control register
0Dh
Timer registers
0Eh
0Fh
Register overview
Control_1
Hours
Days
Weekdays
Weekday_alarm
Register name
Control_2
Seconds
Minutes
Months
Years
Minute_alarm
Hour_alarm
Day_alarm
CLKOUT_ctrl
Timer_ctrl
Timer
8.2 Register organization
Table
Bit
7
TEST1
N
VL
-
-
-
-
C
YEARS (0 to 99)
AE_M
AE_H
AE_D
AE_W
FE
TE
TIMER_VALUE
27.
All information provided in this document is subject to legal disclaimers.
6
N
N
SECONDS (0 to 59)
MINUTES (0 to 59)
-
-
-
-
MINUTE_ALARM (0 to 59)
-
-
-
-
-
Rev. 02 — 30 September 2010
5
STOP
N
HOURS (0 to 23)
DAYS (1 to 31)
-
-
HOUR_ALARM (0 to 23)
DAY_ALARM (1 to 31)
-
-
-
4
N
TI_TP
-
MONTH (1 to 12)
-
-
-
-
3
TESTC
AF
-
-
-
Real time clock and calendar
2
N
TF
WEEKDAYS
WEEKDAY_ALARM
-
-
PCF8564A
1
N
AIE
FD
TD
© NXP B.V. 2010. All rights reserved.
0
N
TIE
6 of 45