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

Model 425

Surface Mount Quartz Crystal

ORDERING INFORMATION

425

MODE OF OSCILLATION

FREQUENCY 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

FREQUENCY TOLERANCE @ 25°C

1 = ± 10 ppm

X = ± 15 ppm

2 = ± 20 ppm

3 = ± 30 ppm (standard)

LOAD CAPACITANCE

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 frequencies may be available.

Contact your local CTS Representative 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.