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RV-3049-C3 Datasheet, PDF (2/2 Pages) MICORO CRYSTAL SWITZERLAND – Real Time Clock Module with SPI-Bus | |||
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ELECTRICAL CHARACTERISTICS
AT 25°C:
ENVIRONMENTAL
CHARACTERISTICS:
PACKAGE, TERMINATIONS AND
PROCESSING:
FREQUENCY TEMPERATURE
CHARACTERISTICS:
PIN CONNECTIONS
TOP VIEW:
Symbol Condition Min. Typ. Max Unit
Supply voltage
Supply voltage
Current consumption
CLKOUT frequency
VDD Time keeping 1.3
5.5 V
VDD
Temp. comp. 1.8
5.5 V
IDDO
VDD = 3V
800 1000 nA
Progr.
32.768/1024/32/1 Hz
Frequency Tolerance ïF/F
@ 25°C
±10 ±20 ppm
Freq.vs.Temp.
Aging ï¬rst year
ïF/FTOPR
ïF/F
20 ⤠T0 ⤠30
@ 25°C
ppm â0.035 ppm/°C² (T - T0)2 ±10%
± 3 ppm
@ 25°C
Time accuracy Opt. A ït/t
-40 to +85°C
±0.26 s/day
±0.52 s/day
Time accuracy Opt. B ït/t
@ 25°C
-40 to +85°C
±0.26 s/day
±2.17 s/day
Conditions
Max. Dev.
Storage temp. range
â55 to +125°C
TA Operating temperature range
â40 to +85°C
TB Extended oper. temp. range
â40 to +125°C
Shock resistance
ïF/F 5000 g, 0.3 ms, ½ sine ± 5 ppm
Vibration resistance
ïF/F 20 g / 10â2000 Hz ± 5 ppm
Package-Type
SON 10-pin
Termination
For SMD mounting
Au plated pads
Processing
Reï¬ow soldering
260°C/20 s max.
75.0
50.0
25.0
0.0
-25.0
-50.0
-75.0
-100.0
-125.0
-150.0
-175.0
-200.0
-225.0
-250.0
-275.0
-300.0
-325.0
-350.0
-375.0
-50.0
-30.0
-10.0
10.0
30.0
50.0
Temperat re °C
70.0
Opt: A
Opt:
no compensation
90.0
110.0
130.0
Product Marking
10
3049
1
Pin 1 Index
Pin
61
2
3
4
5
6
7
8
59
10
All specifications subject to change without notice.
Connection
CLKOE CLK Output Enable
VDD
Supply Voltage
CLKOUT Clock Output
SCL
Serial Clock Input
SDO
Serial Data Output
VSS
Ground
INT
Interrupt Output
CS
Chip Select
VBACKUP Backup Supply Voltage
SDI
Serial Data Input
Micro Crystal AG
Mühlestrasse 14
CH-2540 Grenchen
Switzerland
Tel. +41 32 655 82 82
Fax +41 32 655 82 83
sales@microcrystal.com
www.microcrystal.com
Version 1.3/05.2012
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