Technical Guidance

VT7-705-C
SMD VC-TCXO
Clipped sine wave
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Features
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Applications: wireless communications (WiMAX), micro base
station, instrumentation
Output signal clipped sine wave
Frequency range up to 40 MHz
Low phase noise
Parameter
Specification
Frequency range
10 ~ 40 MHz
Standard frequencies
Frequency stability:
10.00, 12.80, 13.00,16.384, 19.20, 20.00, 25.00, 26.00 & 40.00 MHz
 0.5 ~ 2.5 ppm
 0.10 ppm
 0.10 ppm
vs. temperature
vs. supply change
vs. load change
5 %
5 %
 1.0 ppm
 0.5 ppm
+2.8 ~ +5.0 V
1.5 ~ 4 mA
1st year
@ +25 °C
Output signal
Output load
> 0.8 Vp-p
clipped sine wave
Frequency pulling range
Voltage control
5 ~ 10 ppm
+1.5 V
-120 dBc/Hz
-140 dBc/Hz
-148 dBc/Hz
1.0 V
@ 100 Hz
@
1 kHz
@ 10 kHz
Operating temperature range
-20 ~ +70 °C
-40 ~ +85 °C
commercial application
industrial application
Storage temperature range
-55 ~ +125 °C
Packaging units
tape & reel
vs. aging
Frequency tolerance ex. factory
Supply voltage
Supply current
10 k // 10 pF
Phase noise @ 12.8 MHz carrier frequency
500 or 1’000 pieces
Customer specifications on request
Pin function
# 1
# 5
# 6
# 10
Example for soldering pattern
Vc Voltage control
GND
Output
Vdc
All other pins are not connected
Do not design any conductive path between the pattern
Example for IR reflow soldering temperature
2002/95/EC RoHS compliant
QuartzCom AG
[email protected]
www.quartzcom.com
QuartzCom Asia
[email protected]
QuartzCom USA
[email protected]
31 Oct. 10