Document No. 008-0288-0 Page 1 - 3 Rev. F
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 403
Surface Mount Quartz Crystal
FEATURES
• Standard 3.2x2.5mm Surface Mount Footprint
• Stable Frequency Over Temperature and
Drive Level
• Frequency Range 12 – 50 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)
ORDERING INFORMATION
Example Part Numbers:
403C35A14M31818
403I35A32M00000
C = -20°C to +70°C (standard)
I = -40°C to +85°C
FREQUENCY TOLERANCE @ 25°C
1 = ± 10 ppm
X = ± 15 ppm
2 = ± 20 ppm
3 = ± 30 ppm (standard)
1 = ± 10 ppm **
X = ± 15 ppm
2 = ± 20 ppm
OPERA TING TEMPERAT URE RANGE
403 M
M - indicates MHz and decimal point.
Frequency is recorded with minimum 5
significant digits to the right of the "M".
FREQUENCY IN MHz
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
LOAD CAPACITANCE
Use form C052 to detail non-standard parameters.
Not all perf orma nce combinations and frequencies may be av ailable.
Contact your local C T S R epresentat iv e or C TS Customer Service for av ailabilit y.
STABILIT Y T OLERA NCE
Over Operating Temperature Range
(Referenced to 25°C Reading)
3 = ± 30 ppm
4 = ± 40 ppm
5 = ± 50 ppm (standard)
** Limited to Standard Operating Temperature Range Only;
Code C.
DESCRIPTION
The Model 403 is a ceramic packaged Crystal
offering reduced size, ideal for high-density
circuit board applications. The Model 403 offers
reliable precision and excellent shock
performance in wireless telecommunication
devices.
Document No. 008-0288-0 Page 2 - 3 Rev. F
٠ ٠ ٠ CTS Electronic Components, Inc. ٠ 171 Covington Drive ٠ Bloomingdale, IL 60108 ٠ ٠ ٠
Model 403
3.2x2.5mm Low Cost
Surface Mount Crystal
ELECTRICAL CHARACTERISTICS
PARAMETE
R
V
ALUE
O
p
eratin
g
Mode Fundamental
Cr
y
stal Cu
t
AT-Cu
t
Fre
q
uenc
y
Ran
g
e 12.0 MHz to 50.0 MHz
± 30
pp
m Standard
(
± 10
pp
m
,
± 15
pp
m and ± 20
pp
m Available
)
Fre
uenc
Stabilit
Tolerance ± 50
pp
m 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
)
A
g
in
g
± 3
pp
m
/y
ear Maximum
Stora
g
e Tem
p
erature Ran
g
e -55°C to +125°C
E
q
uivalent Series Resistance See ESR Table
Load Ca
p
acitance or Resonance Mode See Orderin
g
Information
5.0
p
F Maximum
(
3.0
p
F T
yp
ical
)
Drive Level 10
µ
W T
yp
ical
,
100
µ
W Maximum
Reflow Condition,
p
er JEDEC J-STD-020 +255°C ± 5°C, 10 Seconds Maximum
Shunt Capacitance (C0)
Electrical Parameters
Frequency Tolerance @ 25°C
Operating Temperature Range
EQUIVALENT SERIES RESISTANCE TABLE
FRE
Q
UENCY RANGE MODE of OSCILLATION ESR Maximum
12.00 MHz - 13.999 MHz Fundamental 150 Ohms
14.00 MHz - 15.999 MHz Fundamental 100 Ohms
16.00 MHz - 19.999 MHz Fundamental 80 Ohms
20.00 MHz - 50.00 MHz Fundamental 60 Ohms
MECHANICAL SPECIFICATIONS
MARKING INFORMATION
1. XX.XX – Frequency marked with 2 significant
digits after the decimal.
2. C – CTS and Pin 1 identifier.
3. YWW – Date Code, Y – Last Digit of Year,
WW – Week.
4. Complete CTS part number, frequency value
and date code information must appear on reel
and box labels.
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.
SUGGESTED SOLDER PAD GEOMETRY
0.085 [2.15]
0.061 [1.55]
0.039 [1.00]
Key: [mm]
Inch
0.035 [0.90]
12
34
PACKAGE DRAWING
( 0.7 )
0.028
#2
Bottom View
Top View
21
43
( 0.8 )
0.031
( 1.0 )
0.0390.047
( 1.2 )
( 0.80 )MAX
( 3.20 ±0.20 )
0.126 ±0.008
0.031
( 2.50 ±0.20 )
0.098 ±0.008
Key: ( MM )
Inch
#2
#3#4
#1
XX.XX
CYWW
Document No. 008-0288-0 Page 3 - 3 Rev. F
٠ ٠ ٠ CTS Electronic Components, Inc. ٠ 171 Covington Drive ٠ Bloomingdale, IL 60108 ٠ ٠ ٠
Model 403
3.2x2.5mm Low Cost
Surface Mount Crystal
QUALITY AND RELIABILITY
Quality systems meet or exceed the requirements of ISO 9000:2000 standards.
TAPE AND REEL INFORMATION
DIRECTION OF FEED
3.0
3.50 8.0
4.0
4.0
DIMENSIONS IN MILLIMETERS
Ø1.50 1.75 1.25
Ø2 3
Ø178
Ø6 0
17.5
120°
Ø1 3
2.0
Device quantity is 3,000 pieces minimum per 178mm reel.
ENVIRONMENTAL SPECIFICATIONS
Temperature Cycle: 400 cycles from –55°C to +125°C, 10 minute dwell at each temperature, 1
minute transfer time between temperatures.
Mechanical Shock: 1,500g’s, 0.5mS duration, ½ sinewave, 3 shocks each direction along 3
mutually perpendicular planes (18 total shocks).
Sinusoidal Vibration: 0.06 inches double amplitude, 10 to 55 Hz and 20g’s, 55 to 2,000 Hz, 3 cycles
each in 3 mutually perpendicular planes (9 times total).
Gross Leak: No leak shall appear while immersed in an FC40 or equivalent liquid at
+125°C for 20 seconds.
Fine Leak: Mass spectrometer leak rates less than 2x10-8 ATM cc/sec air equivalent.
Resistance to Solder Heat: Product must survive 3 reflows of +260°C peak, 10 seconds maximum.
High Temperature Operating Bias: 2,000 hours at +125°C, disregarding frequency shift.
Frequency Aging: 1,000 hours at +85°C, maximum ±5 ppm shift.
Insulation Resistance: 500M Ohms @ 100VDC ±15VDC.
Moisture Sensitivity Level: Level 1 per JEDEC J-STD-020.