Data Sheet

ECX-306X
SMD TUNING FORK CRYSTAL
The ECX-306X is a compact SMD Tuning Fork Crystal. The
3.8 x 8.0 x 2.5 mm package is ideal for today's SMD
manufacturing environment.
1105 South Ridgeview Road z Olathe, KS 66062 z Phone: [phone] z Fax: [phone] z www.ecsxtal.com
PARAMETERS CONDITIONS
MIN TYP MAX
ECX-306X
OPERATING CONDITIONS / ELECTRICAL CHARACTERISTICS
UNITS
Insulation Resistance
First Year Aging
Operating Temperature
Storage Temperature
Shunt Capacitance
Temperature Coefficient
Frequency FO
@ +25°CFrequency Tolerance
Load Capacitance
Drive Level
Equivalent Series Resistance
Turnover Temperature
Specify in P/N
DL
R1
Co
+25°C ±3°C
Topr
Tstg
@ 100V DC
± 20
1.0
50K
+30
-0.040
± 3
+85
+125
+20
-0.028
-40
-55
500M
32.768
12.5
+25
-0.034
1.35
KHz
ppm
pF
µW
Ω
°C
ppm/°C²
pF
ppm
°C
°C
Ω
TOP, BOTTOM, SIDE VIEWS & LAND PATTERN
PART NUMBERING GUIDE: Example ECS-.327-12.5-17X-TR
 Low Profile
 Long term stability
 Industry standard footprint
 Extended Temp. Range
 RoHS Compliant
ECS - Frequency Abbreviation - Load Capacitance - Package Type - Tolerance - Packaging
.327 = 32.768 KHz
12.5 = 12.5 pF
6 = 6 pF
-17X = ECX-306X -TR = Tape & Reel
3K/Reel
+25
Blank (Std) = ±20 ppm
C= ±10 ppm