H
Ro
PLIA
S
T
COM N
QTCT220 SERIES
2.0 x 2.5mm MINIATURE SMD TEMPERATURE CONTROLLED CRYSTAL OSCILLATORS
2.8 to 3.3Vdc - 10.000000MHz to 52.000000MHz
Q-TECH
CORPORATION
Description
Q-Tech’s surface-mount QTCT220 oscillators consist of an
IC 3.3Vdc TCXO built in a low profile ceramic package with
gold plated contact pads.
Features
•
•
•
•
•
•
•
•
•
•
•
•
ECCN: EAR99
Frequency range from 10.000000MHz to 52.000000MHz
Small footprint
Clipped Sine logic
2.8, 3.0, 3.3Vdc supply
Operating temperature -40ºC to +85ºC available
Optional Free Tuning
Hermetically sealed ceramic package
Military screening tests per MIL-PRF-55310 available
Tape and reel packaging
Lead Free, RoHS Compliant
VCTCXO Option
Applications
• Designed to meet today’s requirements for low voltage
applications
• Instrumentation
• Navigation
• Avionics
• Ethernet/SynchE
• Base Station
• Global Positioning Systems (GPS)
• Manpack Radio
• FEMTO Cells
Ordering Information
Q TC T2 2 03 S 1 T- 10 . 0 00 0 00
QTCT220 3 S 1 T
-
10.000000
Supply Voltage:
3
= +3.3V
A
= +3.0V
2
= +2.8V
Output Logic
S = Clipped Sine
VC Option
= No VCO
= ± 5ppm
Sample part number
Output Frequency
Screening
Blank = Unscreened
M = Per MIL-PRF-55310, Level B
Frequency vs. Temperature Code (*):
= ± 2.5ppm at -40ºC to +85ºC
= ±
1ppm at -20ºC to +70ºC
= ±
1ppm at -40ºC to +85ºC
= ± 0.5ppm at -20ºC to +70ºC
= ± 0.5ppm at -40ºC to +85ºC
Stock List
See all QTCT products
IN STOCK
Ordering is NOT limited to the IN STOCK list.
Please consult with our sales managers to order
custom frequencies.
0
1
(*) Frequency Stability is referenced to the
midpoint between minimum and maximum
frequency value over the temperature range.
B
R
T
P
Q
Other Options Available For An Additional Charge
• Hot Solder Dip
Sn60/Pb40
per MIL-PRF 55310
Specifications subject to change without prior notice.
Frequency stability vs. temperature codes may not be available in all frequencies.
For Non-Standard requirements, contact Q-Tech Corporation at Sales@Q-Tech.com
Q-TECH Corporation - 10150 W. Jefferson Boulevard, Culver City 90232 - Tel: 310-836-7900 - Fax: 310-836-2157 - www.q-tech.com
QPDS-0216 (Revision B, November 2019)
1
H
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PLIA
S
T
COM N
QTCT220 SERIES
2.0 x 2.5mm MINIATURE SMD TEMPERATURE CONTROLLED CRYSTAL OSCILLATORS
2.8 to 3.3Vdc - 10.000000MHz to 52.000000MHz
Q-TECH
CORPORATION
Package Outline and Pin Connections
Dimensions are in mm
4
3
1
2
Pin No.
1
2
3
4
Function
GND/CASE
OUTPUT
VDD
VC or NC
An external bypass capacitor 0.1µF is
required between Vdd and GND
Marking
Line 1: QXX.XX
(Q for Q-Tech, no space 5 Characters of Frequency including decimal)
Line 2: Dot (Pin 1 Indicator) + Date code (Y/WW) + Internal Traceability Code (No Spaces)
Package Information
• Termination pads (4x), Electro nickel plating 1.27µm ~ 8.89µm typ.,
with gold 0.3µm ~ 1.0µm flash plate
• Weight: 0.025g typ.
Q-TECH Corporation - 10150 W. Jefferson Boulevard, Culver City 90232 - Tel: 310-836-7900 - Fax: 310-836-2157 - www.q-tech.com
QPDS-0216 (Revision B, November 2019)
2
H
Ro
PLIA
S
T
COM N
QTCT220 SERIES
2.0 x 2.5mm MINIATURE SMD TEMPERATURE CONTROLLED CRYSTAL OSCILLATORS
2.8 to 3.3Vdc - 10.000000MHz to 52.000000MHz
Q-TECH
CORPORATION
Electrical Characteristics
Parameters
QTCT230XS
10.000000MHz — 52.000000MHz
2.8, 3.0, 3.3Vdc ± 5%
1.5 mA max. -
2.5 mA max. -
10MHz ~ ≤ 26MHz
26MHz ~ ≤ 52MHz
Clipped Sine
Output frequency range (Fo)
Logic
Supply voltage (Vdd)
Supply current (Idd)
VCO Option (Tuning Range)
Storage temperature (Tsto)
Start-up time (Tstup)
Output Level
Output Load
Operating temperature (Topr)
See Part Number on Page 1
See Part Number on Page 1
-55ºC to + 125ºC
Vop-p = 0.8V
10k || 10pF
0.5V min.
2.5V max.
2ms max.
Control Voltage to reach Pull Range
(Note 1)
Pulling Range
(Note 1)
Control Voltage Impedance
(Note 1)
Phase Noise typ. at 19.2MHz
100Hz
1kHz
10kHz
±5 ppm min.
500kΩ min.
-115 dBc/Hz
-135 dBc/Hz
-148 dBc/Hz
±2.0ppm max.
±0.2ppm max.
±1.0ppm max. 1st year
±0.2ppm max.
Frequency Tolerance (Ftol) at 25ºC
(Note 2)
Power Supply Stability ±5% (Fpwr)
Load Stability ±10% (Fload)
Aging
Notes
1. For VCTCXO option.
2. Frequency at 25ºC, 1 hour after reflow.
Q-TECH Corporation - 10150 W. Jefferson Boulevard, Culver City 90232 - Tel: 310-836-7900 - Fax: 310-836-2157 - www.q-tech.com
QPDS-0216 (Revision B, November 2019)
3
H
Ro
PLIA
S
T
COM N
QTCT220 SERIES
2.0 x 2.5mm MINIATURE SMD TEMPERATURE CONTROLLED CRYSTAL OSCILLATORS
2.8 to 3.3Vdc - 10.000000MHz to 52.000000MHz
Q-TECH
CORPORATION
Reflow Profile
TYPICAL REFLOW PROFILE FOR Sn-Pb ASSEMBLY
TEMP(*C)
Embossed Tape and Reel Information
FEEDING (PULL) DIRECTION
ø1.5
1.75
Ramp up (3ºC/s Max)
250
225
200
175
150
240º
0.3±.005
5º MAX
8.0
4.0
5.4±0.1
Ramp down (6ºC/s Max)
225º min.
240º max.
60s min.
150s max.
60s min.
120s max.
B
125
100
75
50
25
0
0 20
40
60
ø1.5
C
ø13.0±0.5
A
9.0
2.0
60s min.
120s max.
2.0
ø178±1
ø60±1
80 100 120 140 160 180 200 220 240 260 280 300 320 340 360 380 400 420
Time (s)
120º
Package
QTCT 220
A
2.30 ±0.1
B
2.80 ±0.1
C
1.00 ±0.1
Reel size (Diameter in mm)
178
Qty per reel (pcs)
1,000
Environmental and Mechanical Specifications
Temperature cycling
Constant acceleration
Seal: Fine and Gross Leak
Vibration sinusoidal
Shock, non operating
Resistance to solder heat
Resistance to solvents
Solderability
ESD Classification
Moisture Sensitivity Level
Environmental Test
Test Conditions
MIL-STD-883, Method 1010, Cond. B
MIL-STD-883, Method 2001, Cond. A, Y1
MIL-STD-883, Method 1014, Cond. A and C
MIL-STD-202, Method 204, Cond. D
MIL-STD-202, Method 213, Cond. I
MIL-STD-202, Method 210, Cond. B
MIL-STD-202, Method 215
MIL-STD-202, Method 208
MIL-STD-883, Method 3015, Class 1
J-STD-020, MSL=1
Q-TECH Corporation - 10150 W. Jefferson Boulevard, Culver City 90232 - Tel: 310-836-7900 - Fax: 310-836-2157 - www.q-tech.com
QPDS-0216 (Revision B, November 2019)
4
3.5
P/N
FREQUENCY
D/C S/N
H
Ro
PLIA
S
T
COM N
QTCT220 SERIES
2.0 x 2.5mm MINIATURE SMD TEMPERATURE CONTROLLED CRYSTAL OSCILLATORS
2.8 to 3.3Vdc - 10.000000MHz to 52.000000MHz
Q-TECH
CORPORATION
DCO
7527
REV
-
REVISION SUMMARY
Revise Frequency format to six digits after decimal (for ordering info)
Initial Release
PAGE
All
1
12/29/2017
06/17/2019
11/05/2019
DATE
10039
10834
A
B
Fix max frequency in Electrical Characteristics Table to 52MHz (now
matches all other data sheet information)
Add note to Frequency vs. Temperature options for clarification of the
specification
All
Q-TECH Corporation - 10150 W. Jefferson Boulevard, Culver City 90232 - Tel: 310-836-7900 - Fax: 310-836-2157 - www.q-tech.com
QPDS-0216 (Revision B, November 2019)
5
PCB设计
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