RV-8564-C30 pages
RV-8564-C3
Real Time Clock Module with l2C Bus
MICRO CRYSTAL SWITZERLAND
100% leadfree, RoHS - compliant
DIMENSIONS'
Package:
3,70
0,8
0,3
IBS!
Recommended Solder Pad:
0,8 0,8 0,8 0,8
3,70
0,5
All dimensions in mm typical
Automotive qualified, according to
AEC-Q200 Rev. C
Xtal integrated solution
Miniature SMT ceramic package
Ultra low power consumption
Very tight frequency tolerance
l2C Bus Interface (400 kHz) *
Programmable Clock-output
Low aging
Time keeping mode down to 1.2 V
Programmable alarm, timer and
interrupt functions
DESCRIPTION:
This miniature SMD ceramic package has been specially designed to
combine the 32.768 kHz crystal unit with the CMOS-based oscillator and
real-time-clock circuit.
The calendar function tracks year, month, date, and day-of-the-weekwith
built-in century and leap-year flags. The clock function tracks minute and
second in 24-hour format. Programmable alarm setting and universal
timer functions increase flexibility.
For pick-and-place equipment, the parts are available in 12 mm tape:
7" (178 mm) reel with 1 '000 parts
7" (178 mm) reel with 3'000 parts
BLOCK DIAGRAM:
GND
CLKOUT
CLKOE ■
INT
SCL
SDA
32.768 KHz
CRYSTAL
7
_n_n_
-o
osc
Voltage Detector
OUTPUT
CONTROL
DIVIDER
fC-BUS
INTERFACE
7^
CONTROL
LOGIC
ADDRESS
REGISTER
Control 1
Control 2
Seconds
Minutes
Hours
Days
Weekdays
Month / Century
Years
Minutes Alarm
Hour Alarm
□ay Alarm
Weekday Alarm
CLKOUT frequency
Timer Control
Timer
POR
* The l2C Bus is a trademark of Philips Electronics N. V
"