Data Sheet

ECX-34S
SMD TUNING FORK CRYSTAL
The ultra-miniature ECX-34S is a very compact SMD Tuning
Fork Crystal with a -40 ~ +125°C Operating Temperature. The
3.2 x 1.5 x 0.9 mm ceramic package is ideal for today's SMD
manufacturing environment.
1105 South Ridgeview Road  Olathe, KS 66062  Phone: [phone]  Fax: [phone]  www.ecsxtal.com
PARAMETERS CONDITIONS
MIN TYP MAX
ECX-34S
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
70K
+30
-0.040
± 3
+125
+125
+20
-40
-55
500M
32.768
12.5
0.1
+25
-0.034
1.05
KHz
ppm
pF
µW
Ω
°C
ppm/°C²
pF
ppm
°C
°C
Ω
TOP, BOTTOM, SIDE VIEWS & LAND PATTERN
PART NUMBERING GUIDE: Example ECS-.327-12.5-34S-TR
 3.2 x 1.5 mm Footprint
 MSL 1
 Lead Finish Au (0.7~ 1.2 µm)
 -40 ~ +125°C Operating Temp
 RoHS 2011/65/EU Compliant
 REACH Compliant
ECS - Frequency Abbreviation - Load Capacitance - Package Type - Packaging
.327 = 32.768 KHz
12.5 = 12.5 pF
6 = 6.0 pF
-34S = ECX-34S
-TR = Tape & Reel
3K/Reel
+25