FEATURES
- HIGH RELIABILITY FOR LOW COST
- ULTA LOW PROFILE
- OPERATING TEMPERATURE RANGE OF -40/+85°C
- EXCELLENT CLOCK SIGNAL GENERATUR FOR CPU'S
MINIATURE SMD-WATCH-CRYSTAL SERIES
M4819
PACKAGE DIMENSIONS
see drawing
FREQUENCY
32.768 kHz
FREQUENCY TOLERANCE AT 25°C
+-20 ppm (standard) / +-10 ppm (option)
LOAD CAPACITANCE
12.5 pF (standard) / 6 pF, 7 pF and 9 pF available on demand
SERIES RESISTANCE
65 kΩ max.
OPERATING TEMPERATURE RANGE
-40/+85°C
STORAGE TEMPERATURE RANGE
-55/+125°C
TWO DIMENSIONAL TEMPERATURE CONSTANT
-0.04 PPM/°C²
TURNOVER TEMPERATURE
+25°C +-5°C
DRIVE LEVEL
0.5 µW max.
SHUNT CAPACITANCE C0
1.3 pF typical
MOTIONAL CAPACITANCE C1
2.0 fF typical
AGING
+-3 ppm max. per year
DELIVERY FORM
Tape and Reel (1.000 pcs per reel)
PART NUMBERING SYSTEM
EXAMPLE
PACKAGE
FREQUENCY
FREQUENCY TOLERANCE AT 25°C
TEMPERATURE RANGE
LOAD CAPACITANCE
M4819 32.768 kHz +-20 ppm -40/+85°C 12.5pF
M4819
32.768 kHz
REQUIRED VALUE
-40/+85°C standard
REQUIRED VALUE
OUTLINE DRAWING
4.9+0 .1
-
RECOMMENDED LAND PATTERN
1.8+0.1
-
1.3
1.3
0.8+0 .1
-
#1
#2
Internal Connect ion
3.2
0.85
#1
#2
4.2
Unit: m m
Un it: m m
Specification dated November 2009
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2.2
PETERMANN [ PETERMANN-TECHNIK ]
