Clipped Sine SM TCXO
Temperature Compensated Crystal Oscillator
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Excellent frequency stability
Ultra miniature size SMD, reflow soldering available
Clipped sine output, tight specifications and an internal trimmer
Suited for communications equipment, cellular radios, and
instrumentation.
Complies with Directive 2002/95/EC (RoHS Compliant)
TO521
Specifications:
Frequency Range:
Operating Temperature:
10.000 MHz ~ 26.0000 MHz
0°C ~ +50°C
-10°C ~ +60°C
-20°C ~ +70°C
-30°C ~ +75°C
0°C ~ +85°C
-40°C ~ +85°C
Storage Temperature:
Frequency Stability:
Vs. Temperature:
Vs. Input Voltage:
Vs. Load:
Aging:
Supply Current:
10 MHz ~ 15 MHz
15 MHz ~ 26 MHz
Pulling Range:
±
1.0 ppm ~
±
5.0 ppm
±
0.2 ppm at voltage
±
5%
±
0.2 ppm at load
±
10%
±
1.0 ppm max first year
1.5 mA max
2.0 mA max
TCXO
VC-TCXO
Control Slope:
Start-Up Time:
Output Waveform:
Output Voltage:
SSB Phase Noise:
(Typical at 12.8 MHz)
Positive
Pin
TO-V
-A
-B
-C
-D
-E
-L
-40°C ~ +85°C
Land Pattern
-T
-V
Vss+0.5V ~ Vcc –0.5V: 5 ~ 25 ppm/V (optional)
Configurations
VC or NC
Ground
Output
Supply V
DD
2 msec (typical)
Clipped Sine, 10KΩ//10pF
0.8 Vp-p min.
- 90 dBc/Hz (offset 10Hz)
-115 dBc/Hz (offset 100Hz)
-135 dBc/Hz (offset 1KHz)
-148 dBc/Hz (offset 10KHz)
#1
#2
#3
#4
All dimensions are in mm
Supply Voltage:
+3.3 VDC (± 0.2%)
+5.0 VDC (± 0.3%)
-P
Note:
Ordering Information
Other frequencies, stabilities, and operating temperature ranges available. Consult VTC
Support for specific requirements.
1.
2.
Product name + Operating Temperature +
Stability + Pulling Range + Frequency (MHz)
i.e. TO521B2.5T-10.0MHz
±2.5ppm/-10°C~+60°C/3.3V
Or TO521D2.5V8P-10.0MHz
±2.5ppm/-30°C~+75°C/VC-TCXO
Pulling ±8ppm/5.0V
Not all combinations of the above, stabilities, and temperature ranges are available. Consult
VTC Support if your requirement is not standard.
3.
All specifications subject to change without notice.
Phone: +86 (10) 5820-3910
©
2008 by Vanlong Technology Co., Ltd.
Fax: +86 (10) 5820-3915
Email: sales@vanlong.com
Web: http://www.vanlong.com
TO521
VANLONG [ VANLONG TECHNOLOGY CO., LTD. ]
