Document No. 008-0332-0 Page 1 - 3 Rev. B
٠ ٠ ٠ CTS Electronic Components, Inc. ٠ 171 Covington Drive ٠ Bloomingdale, IL 60108 ٠ ٠ ٠
٠ ٠ ٠ www.ctscorp.com ٠ ٠ ٠
Model 425
Surface Mount Quartz Crystal
ORDERING INFORMATION
425
MODE OF OS C ILL ATI ON FRE
UENCY IN MHz
F = Fundamental M - indicates MHz and decimal point.
Frequency is recorded with minimum 4
significant digits to the right of the "M".
M
FRE
UENCY TOL ER ANCE @ 2 5 ° C
1 = ± 10 ppm
X = ± 15 ppm
2 = ± 20 ppm
3 = ± 30 ppm (standard)
LOAD CAPACITA NCE
A = 10 pF
B = 13 pF
C = 16 pF
D = 18 pF
E = 20 pF
F = 24 pF
G = 30 pF
H = 32 pF
J = 9 pF
K = 8 pF
L = 12 pF
S = Series
STABILITY TOLERANCE/TEMPERATURE RANGE
Over Operating Temperature Range
(Referenced to 25°C Reading)
Example Part Numbers:
425F35E014M3181
425FX9A050M0000
1 = ± 10 ppm, -20°C to +70°C
X = ± 15 ppm, -20°C to +70°C
2 = ± 20 ppm, -20°C to +70°C
3 = ± 30 ppm, -20°C to +70°C
4 = ± 40 ppm, -20°C to +70°C
5 = ± 50 ppm, -20°C to +70°C (standard)
6 = ± 20 ppm, -40°C to +85°C
7 = ± 30 ppm, -40°C to +85°C
8 = ± 40 ppm, -40°C to +85°C
9 = ± 50 ppm, -40°C to +85°C
Not all performance combinations and f requencies may be available .
Contact your local CTS Representat ive or CTS Customer Service for availability.
Custom performance characteristics are available upon request.
Use form C052 to detail non-standard parameters.
FEATURES
• Standard 2.5x2.0mm Surface Mount Footprint
• Stable Frequency Over Temperature and
Drive Level
• Fundamental Crystal Design
• Frequency Range 16 – 54 MHz
• Frequency Tolerance, ±30 ppm Standard
(±10 ppm, ±15 ppm and ±20 ppm available)
• Frequency Stability, ±50 ppm Standard
(±10,±15,±20,±30 and ±40 ppm available)
• Operating Temperature to –40°C to +85°C
• Tape & Reel Packaging, EIA-481-2 Compliant
• RoHS/Green Compliant (6/6)
DESCRIPTION
The Model 425 is a ceramic packaged Crystal
offering reduced size, ideal for high-density
circuit board applications. The Model 425 offers
reliable precision and excellent shock
performance in wireless telecommunication
devices.