파트넘버.co.kr RV-8523-C3 데이터시트 PDF


RV-8523-C3 반도체 회로 부품 판매점

Real Time Clock Module



MICORO CRYSTAL SWITZERLAND 로고
MICORO CRYSTAL SWITZERLAND
RV-8523-C3 데이터시트, 핀배열, 회로
RV-8523-C3
Real Time Clock Module with I2C Bus
DIMENSIONS
Package:
3,70
0,8
0,3
Recommended Solder Pad:
0,8 0,8 0,8 0,8
0,5
1 2 3 45
10 9 8 7 6
3,70
100% leadfree, RoHS - compliant
All dimensions in mm typical
Ultra low power consumption 130nA
Xtal integrated solution.
Frequency-Offset Trimming Register
Backup supply switchover circuitry
Miniature SMT ceramic package
Very tight frequency tolerance
I2C Bus Interface (fast mode 1 MHz)
Programmable Clock-output
Low aging
Time keeping mode down to 1.2 V
Programmable alarm, timer and
interrupt functions
DESCRIPTION:
This RTC IC has been specially designed to achieve an ultra-low power
consumption of typically 130nA @ VDD 3.0V in time-keeping mode.
The very small SMT ceramic-package combines the 32.768 kHz crystal
unit with the CMOS-based oscillator and real-time-clock circuitry.
The calendar function tracks year, month, date, and day-of-the-week
with built-in century and leap-year ags. The clock function tracks minute
and second in 24-hour format. Programmable alarm setting, dual timer
functions and integrated switch-over circuitry to backup supply voltage
increase exibility.
For pick-and-place equipment, the parts are available in 12 mm tape:
7” (178 mm) reel with 1'000 or 3'000 parts
13” (330 mm) reel with 10'000 parts
BLOCK DIAGRAM:
CLKOUT
INT_1
INT_2
VDD
VBACKUP
VSS
SCL
SDA
32.768 kHz
Xtal
OSC
5
CLKOUT
2&
Interrupt
6 CONTROL
1
8
POWER
CONTROL
7
FREQUENCY
DIVIDER
and
OFFSET
COMPENSATION
SYSTEM
CONTROL
LOGIC
I2C-BUS
3
2-wire
4 Serial
Interface
Control 0
Control 1
Control 2
Seconds
Minutes
Hours
Days
Weekdays
Months
Years
Minute Alarm
Hour Alarm
Day Alarm
Weekday Alarm
Frequency Offset
Timer & CLKOUT
Timer A Clock
Timer A
Timer B Clock
Timer B
00
13


RV-8523-C3 데이터시트, 핀배열, 회로
ELECTRICAL CHARACTERISTICS
AT 25°C:
ENVIRONMENTAL
CHARACTERISTICS:
TERMINATIONS AND
PROCESSING:
CURRENT CONSUMPTION vs.
POWER SUPPLY VOLTAGE:
PIN CONNECTIONS
TOP VIEW:
Symbol Condition Min. Typ. Max Unit
Supply voltage
Supply voltage
Supply voltage
Current consumption
during access
VDD I2C Bus Active 1.6
5.5 V
VDD Power Managm. 1.8
5.5 V
VDD Time keeping 1.2
5.5 V
IDD
fscl=1 MHz VDD 3 V
fscl=100 kHz VDD 3 V
100 200 μA
50 100 μA
Current consumption
Time keeping mode
IDDO
fscl=0 Hz, VDD 3 V
fscl=0 Hz, VDD 2 V
130 180 nA
110 160 nA
CLKOUT frequency
Programmable 32768...to...1 Hz
Frequency tolerance F/F
@ 25°C
±10 / ±20 1)
ppm
Aging rst year max. F/F
@ 25°C
± 3 ppm
Frequency vs. temp. F/FO 20 T0 30
1) Tighter and wider frequency tolerances on request.
ppm–0.035 ppm/°C² (T - T0)2 ±10%
Conditions
Max. Dev.
Storage temp. range
–55 to +125°C
TA Operating temperature range
–40 to +85°C
Shock resistance
F/F 5000 g, 0.3 ms, ½ sine +/-5 ppm
Vibration resistance
F/F 20 g / 10–2000 Hz +/-5 ppm
Package-Type
SON 10-pin
Termination
For SMD mounting
Au plated pads
Processing
Reow soldering
260°C / 20 s max.
200.0
190.0
180.0
170.0
160.0
150.0
140.0
130.0
120.0
110.0
100.0
0.0 1.0 2.0 3.0 4.0 5.0 6.0
VDD[V]
Product Marking
#10
#6
8523
#1
Pin 1 Index
#5
Pin Connection
1 VDD
2 INT_1
Power Supply Voltage
Interrupt_1 Output
3 SCL
Serial Clock Input
4 SDA
Serial Data
5
CLKOUT
Clock Frequency Output
6 INT_2
Interrupt_2 Output
7 VSS
Ground
8
VBACKUP
Backup Supply Voltage
9 NC
not connected
10 NC
not connected
All specifications subject to change without notice.
Micro Crystal AG
Mühlestrasse 14
CH-2540 Grenchen
Switzerland
Tel. +41 32 655 82 82
Fax +41 32 655 82 83
www.microcrystal.com
Version 1.1/11.2011




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RV-8523-C3 data

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