The CSM-7 is an excellent choice for the SMD
version of the HC-49US leaded crystal. The
CSM-7 has a case height of 4.3 mm maximum
in a resistance weld metal package. A package
profile of 3.2 mm maximum is also available.
FEATURES
•
Cost effective
• Space saving design
• Low profile
• Tape & Reel (1,000 pcs)
CSM-7 SMD QUARTZ CRYSTAL
PACKAGE DIMENSIONS (mm)
Figure 1) CSM-7 - Top, Side, Bottom and End views
Figure 2) CSM-7 Land Pattern - Bottom view
PART NUMBERING GUIDE
“EXAMPLE”
FREQUENCY (16.0000 MHz) LOAD CAPACITANCE* PACKAGE TYPE**
ECS – 160 – 20 – 5P
* Load capacitance (xx=xx pF, S= series resonance), ** Package Type examples (-5P= 4.3mm max. height, -5PL= 3.2mm max. height)
For extended temp range of -40 to +85˚C ad -DN suffix for example ECS-160-20-5P-DN
Note: See Product Selection Guide for additional options.
OPERATING CONDITIONS/ELECTRICAL CHARACTERISTICS
PARAMETERS CONDITIONS MINIMUM TYPICAL MAXIMUM UNITS
FREQUENCY RANGE fo3.57 70.000 MHz
FREQUENCY TOLERANCE @ +25˚C±30 PPM
Standard -10 +70˚C±50 PPM
FREQUENCY STABILITY, ref @ 25˚C“DN” Option -40 +85˚C ±100 PPM
Standard -10 +70 ˚C
OPERATING TEMPERATURE “DN” Option -40 +85 ˚C
STORAGE TEMPERATURE (TSTG)T
STG -40 +105 ˚C
SHUNT CAPACITANCE (C0)C
07.0 pF
LOAD CAPACITANCE (CL)C
L (Customer Specified) 10 20.0 standard Series pF
DRIVE LEVEL 3.570 - 70.000 MHz 0.5 mW
AGING (FIRST YEAR) @ +25˚C±5.0 PPM
FREQUENCY RANGE (MHz) MODE MAX ESR ΩFREQUENCY RANGE (MHz) MODE MAX ESR Ω
3.570 ~ 4.999 Fundamental 150 13.000 ~ 19.000 Fundamental 40
5.000 ~ 5.999 Fundamental 80 20.000 ~ 29.000 Fundamental 30
6.000 ~ 6.999 Fundamental 70 26.000 ~ 39.999 3rd O/T 100
7.000 ~ 8.999 Fundamental 60 40.000 ~ 70.000 3rd O/T 80
9.000 ~ 12.999 Fundamental 50
EQUIVALENT SERIES RESISTANCE