ECS CSM-4AX Data Sheet
CSM-4AX
SMD QUARTZ CRYSTAL
The CSM-4AX is a SMD version of the HC49US leaded crystal. The CSM-4AX has a case
height of 5 mm maximum in a resistance-weld
metal package. The CSM-4AX is also pin out
compatible with the EPSON MA-506.
FEATURES
•
Cost effective
• Resistance-weld sealing
• Extended Temp range available
• Tape & Reel (1,000 pcs)
• PbFree/RoHS Compliant
PART NUMBERING GUIDE
MANUFACTURER FREQUENCY (4.000 MHz) LOAD CAPACITANCE* PACKAGE TYPE
ECS – 40 – 20 – 28AX
* Load capacitance (xx=xx pF, S=series resonance) Package Type examples (-28AX= 5.0 mm max. height, -28ALX = 4.0 mm max. height)
Note: See Product Selection Guide for additional options including tighter tolerances or extended temperature range.
“EXAMPLE”
OPERATING CONDITIONS/ELECTRICAL CHARACTERISTICS
PARAMETERS CONDITIONS MINIMUM TYPICAL MAXIMUM UNITS
FREQUENCY RANGE 3.579545 70.000 MHz
CALIBRATION TOLERANCE @ +25˚C ±30* PPM
FREQUENCY STABILITY ref @25˚C -10 ~ +70˚C ±50* PPM
SHUNT CAPACITANCE 7 pF
LOAD CAPACITANCE CL (Customer Specified) 10 20.0 standard Series pF
DRIVE LEVEL DL 500 µW
OPERATING TEMPERATURE T
STORAGE TEMPERATURE T
AGING CHARACTERISTICS (Per Year) @ +25˚C ± 3˚C per year ±5 PPM
* Tighter specifications are available. **Extended temperature range available.
OPR
** -10 +70 ˚C
STG
-30 +85 ˚C
EQUIVALENT SERIES RESISTANCE / MODE OF OSCILLATION
FREQUENCY RANGE (MHz) MODE OF OSC MAX ESR Ω FREQUENCY RANGE (MHz) MODE OF OSC MAX ESR Ω
3.579545 ~ 4.999 Fundamental 200 9.000 ~ 12.000 Fundamental 60
5.000 ~ 5.999 Fundamental 150 13.000 ~ 19.999 Fundamental 40
6.000 ~ 6.999 Fundamental 100 20.000 ~ 30.000 Fundamental 30
7.000 ~ 8.999 Fundamental 80 27.000 ~ 80.000 3rd O/T 100
PACKAGE DIMENSIONS (mm)
12.5 max
9.0 ± 0.1
3
2.0
REF
2
Height “H” (max.)
-28AX 5.0 mm
-28ALX 4.0 mm
H
1.2 ± 0.1
4
1
Figure 2) CSM-4AX Internal Connections
3
3.5
2
2.3
4.85
max
1.3 ± 0.1
(X4)
4
1
Figure 1) CSM-4AX- Top, Side and End views
ECS, INC. INTERNATIONAL 1105 S. RIDGEVIEW, OLATHE, KS 66062 • 913-782-7787 • 800-237-1041 • FAX 913-782-6991 • WWW.ECSXTAL.COM
SMD CRYSTALS SMD CRYSTALS
17
9.0
2.2
2.2
2.3
Figure 3) Land Pattern
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