Surface Mount Quartz Crystal
FEATURES
Standard 5.0mm x 3.2mm Seam Weld Package
Fundamental Crystal Design
Frequency Range 6.76438 – 54MHz
Frequency Tolerance, ±30ppm Standard
Frequency Stability, ±30ppm Standard
Operating Temperature to -40°C to +85°C
Stable Frequency Over Temperature and Drive Level
Tape & Reel Packaging Standard, EIA-481
RoHS/Green Compliant [6/6]
Model 405
APPLICATIONS
Model 405 is a low cost quartz resonator used in a wide range of commercial applications
including WLAN/WiMax/WiFi, A/V, Bluetooth, ZigBee and USB interfaces, notebooks, computer peripherals
and portable equipment.
ORDERING INFORMATION
405
TEMPERATURE RANGE
C = -20°C to +70°C
D = -30°C to +85°C
I = -40°C to +85°C
FREQUENCY TOLERANCE @ +25°C
1 = ±10ppm
X = ±15ppm
2 = ±20ppm
3 = ±30ppm
TEMPERATURE STABILITY
1 = ±10ppm
X = ±15ppm
2 = ±20ppm
1
M
FREQUENCY IN MHz
M - indicates MHz and decimal point.
LOAD CAPACITANCE
K = 8pF
J = 9pF
A = 10pF
L = 12pF
B = 13pF
C = 16pF
D = 18pF
E = 20pF
F = 24pF
G = 30pF
H = 32pF
S = Series
2
3 = ±30ppm
5 = ±50ppm
1 Available with temperature range codes C and D.
.
2. Frequency is recorded with two leading digits before the ‘M’ and 5 significant digits after the ‘M’ [including zeros].
[Ex. XXMXXXXX (1
6M38400), XXMXXXXX (1
4M31 8)]
81
Not all performance combinations and frequencies may be available.
Contact your local CTS Representative or CTS Customer Service for availability.
PACKAGING INFORMATION
[Reference]
Device quantity is 3k pieces per 180mm reel.
Document No. 008-0253-0
Page 1- 2
Rev. H
www.ctscorp.com
Model 405
Quartz Crystal
ELECTRICAL CHARACTERISTICS
PARAMETER
Frequency Range
Operating Mode
Crystal Cut
Frequency Tolerance @ +25°C
Frequency Stability Tolerance
[Operating Temperature Range, Referenced to +25°C Reading]
Operating Temperature Ranges
VALUE
6.76438MHz to 54MHz
Fundamental
AT-Cut
±30ppm, Standard
±30ppm, Standard
-20°C to +70°C
-30°C to +85°C
-40°C to +85°C
6.76438MHz - <11MHz
80 Ohms
11MHz - <15MHz
60 Ohms
15MHz - <35MHz
50 Ohms
35MHz - 54MHz
40 Ohms
See Ordering Information
5.0pF Typical, 7.0pF Maximum
10µW Typ., 200µW Max.
±3ppm/yr Typical
500M Ohms @ DC 100V
-40°C to +100°C
ELECTRICAL PARAMETERS
Equivalent Series Resistance [Maximum]
Load Capacitance
Shunt Capacitance [C
0
]
Drive Level
Aging @ +25°C
Insulation Resistance
Storage Temperature Range
MECHANICAL SPECIFICATIONS
PACKAGE DRAWING
MARKING INFORMATION
1. XX.XXX – Frequency marked with 3 significant digits after
the decimal.
2. C – CTS and Pin 1 identifier.
3. ** - Manufacturing Site Code.
4. YWW – Date Code; Y – Last Digit of Year, WW – Week.
NOTES
1. Complete CTS part number, frequency value, date code and
manufacturing site code information must appear on reel
and carton labels.
2. Terminations #2, #4 and the metal lid are connected
internally. End user may connect these pins to circuit
ground for EMI suppression.
3. Termination pads (e4); barrier plating is nickel [Ni] with gold
[Au] flash plate.
4. Reflow conditions per JEDEC J-STD-020; +260°C maximum,
10 seconds.
5. MSL = 1.
SUGGESTED SOLDER PAD GEOMETRY
XX.XXX
C**YWW
Document No. 008-0253-0
Page 2 - 2
Rev. H
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