Document No. 008-0325-0

Page 3 - 4

Rev. A

ATP-SM

Low Cost Quartz Crystal

MECHANICAL SPECIFICATIONS

ELECTRICAL CHARACTERISTICS

PARAMETER

VALUE

Operating Mode

Crystal Cut

AT-Cut Characteristics

Frequency Range

3.5 MHz to 40.0 MHz

Frequency Tolerance @ 25°C

± 50 ppm Standard *

Frequency Stability Tolerance

(Operating Temperature Range, Referenced to 25°C Reading)

Operating Temperature Range

-20°C to +70°C *

Storage Temperature Range

-55°C to +125°C

Equivalent Series Resistance

See ESR Table

Load Capacitance or Resonance Mode

See Standard Part Number Tables *

7.0 pF Maximum

Drive Level

10 µW Typical, 100 µW Maximum

Reflow Condition, per JEDEC J-STD-020

+255°C ± 5°C, 10 Seconds Maximum

± 50 ppm Standard *

* Custom requirements are available upon request. Use form C052 to communicate crystal parameters.

Contact your local CTS Representative or CTS Customer Service for assistance.

EQUIVALENT SERIES RESISTANCE TABLE

FREQUENCY RANGE

MODE of OSCILLATION

ESR Maximum

3.50 MHz - < 4.00 MHz

Fundamental

200 Ohms

4.00 MHz - < 6.00 MHz

Fundamental

150 Ohms

6.00 MHz - < 10.00 MHz

Fundamental

100 Ohms

10.0 MHz - < 27.00 MHz

Fundamental

50 Ohms

27.00 MHz - < 36.00 MHz

Fundamental

50 Ohms

27.00 MHz - < 36.00 MHz

100 Ohms

36.00 MHz - 40.00 MHz

80 Ohms

SUGGESTED SOLDER PAD GEOMETRY

0.071 [1.80]

3

1

4

2

0.370 [9.40]

0.138 [3.50]

0.071 [1.80]

Key:

[mm]

Inch

NOTES

1.

Lead finish (e5), SnZnCu.

ATS-SM PACKAGE DRAWING

Inch

( MM )

Key:

4

1

3

2

Max

( 3.7 )

0.15

Max

( 4.6 )

0.18

Max

( 12.5 )

0.49

( 9.4 ± 0.1 )

0.37 ± 0.004

0.03

( 0.8 )

2

1

3

4

( 0.8 )

0.03

MARKING INFORMATION

1. CTS Part Number.

2. ** - Manufacturing Site Code.

3. YYWW – Date Code, YY – year, WW – week.

4. CTS part number, frequency value and date code

information must appear on reel and box labels.

ATPXXXSM

CTS ** YYWW