Document No. 008-0261-0
Page 2 - 3
Rev. G
CTS Electronic Components, Inc. 171 Covington Drive Bloomingdale, IL 60108
Model 407
7.0x5.0mm Low Cost
Surface Mount Crystal
ELECTRICAL CHARACTERISTICS
PARAMETER
VALUE
Fundamental or 3RD Overtone
Crystal Cut
AT-Cut
Frequency Range
6.0 MHz to 156.25 MHz
± 30 ppm Standard
(± 10 ppm, ±15 ppm and ± 20 ppm Available)
Frequency Stability Tolerance
± 50 ppm Standard
(Operating Temperature Range, Referenced to 25°C Reading)
(± 10 ppm, ±15 ppm, ± 20 ppm, ± 30 ppm and ± 40 ppm Available)
-20°C to +70°C Standard
(-40°C to +85°C Available)
Storage Temperature Range
-55°C to +125°C
Equivalent Series Resistance
See ESR Table
Load Capacitance or Resonance Mode
See Ordering Information
Shunt Capacitance (C0)
7.0 pF Maximum
Drive Level
25 W Typical, 100 W Maximum
Aging @ 25°C
± 3 ppm/year maximum
Reflow Condition, per JEDEC J-STD-020
+255°C ± 5°C, 10 Seconds Maximum
El
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Frequency Tolerance @ 25°C
Operating Temperature Range
EQUIVALENT SERIES RESISTANCE TABLE
FREQUENCY RANGE
MODE of OSCILLATION ESR Maximum
6.000 MHz - 7.999 MHz
Fundamental
80 Ohms
8.000 MHz - 15.999 MHz
Fundamental
60 Ohms
16.000 MHz - 50.000 MHz
Fundamental
40 Ohms
30.001 MHz - 60.000 MHz
3RD Overtone
100 Ohms
60.001 MHz - 156.25.000 MHz
3RD Overtone
80 Ohms
MECHANICAL SPECIFICATIONS
MARKING INFORMATION
1. ** - Manufacturing Site Code.
2. YYWW – Date Code, YY – Year, WW – Week.
3. XXXMXXXX – Frequency marked with 4
significant digits after the ‘M’.
4. Complete CTS part number, frequency value
and date code information must appear on
reel and box labels.
SUGGESTED SOLDER PAD GEOMETRY
0.252 [6.40]
0.100 [2.54]
0.087 [2.20]
Key:
[mm]
Inch
0.055 [1.40]
12
3
4
PACKAGE DRAWING
0.039
( 1.0 )
1
4
2
3
2
3
1
4
Max
Top View
( 2.54 )
0.100
( 1.2 )
0.047
0.181
( 4.6 )
( 1.30 )
( 7.00 ±0.20 )
0.276 ±0.008
0.051
Key:
( MM )
Inch
( 5.00 ±0.20 )
0.197 ±0.008
Bottom View
Notes:
1. Termination pads (e4), barrier-plating is nickel (Ni) with gold (Au) flash plate.
2. Terminations #2, #4 and the metal lid are connected internally.
End user may connect these pins to circuit ground.
CTS**YYWW
● XXXMXXXX