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VC-TCXO
MORE THAN FREQUENCY
Voltage Controlled
Temperature Compensated Crystal Oscillators
VC-TCXO
Voltage Controlled
Temperature Compensated Crystal Oscillator
Surface-Mounted Type
Type
Package Size Frequency
Range
[mm]
VT7-252
2.5 x 2.0
VT7-302
3.2 x 2.5
VT7-503
5.0 x 3.2
VT7-503-8
5.0 x 3.2
on request -55 to 90°C
[MHz]
16 MHz
to
52 MHz
10 MHz
to
52 MHz
10 MHz
to
52 MHz
10 MHz
to
52 MHz
Supply
Voltage
[V]
2.8 V
2.8 V
3.3 V
5.0 V
2.8 V
3.3 V
5.0 V
2.8 V
3.3 V
5.0 V
Pulling Range
Output Signal
[ppm]
± 5 ~ ± 15 ppm
clipped sine wave
± 5 ~ ± 10 ppm
clipped sine wave
HCMOS
± 5 ~ ± 10 ppm
clipped sine wave
HCMOS
± 5 ~ ± 10 ppm
clipped sine wave
HCMOS
VT7-705-C
7.0 x 5.0
10 MHz
to
52 MHz
2.8 V
3.3 V
5.0 V
± 5 ~ ± 10 ppm
clipped sine wave
HCMOS
VT7-705-S
7.0 x 5.0
10 MHz
to
52 MHz
2.8 V
3.3 V
5.0 V
± 5 ~ ± 10 ppm
clipped sine wave
HCMOS
VT7-705-SQ
7.0 x 5.0
5 MHz
to
52 MHz
2.8 V
3.3 V
5.0 V
9.6 MHz
to
61.44 MHz
9.6 MHz
to
61.44 MHz
9.6 MHz
to
61.44 MHz
9.6 MHz
to
61.44 MHz
9.6 MHz
to
52 MHz
9.6 MHz
to
61.44 MHz
9.6 MHz
to
200 MHz
10 MHz
to
120 MHz
10 MHz
to
120 MHz
3.0 V
3.3 V
5.0 V
3.0 V
3.3 V
5.0 V
3.0 V
3.3 V
5.0 V
3.0 V
3.3 V
5.0 V
3.0 V
3.3 V
5.0 V
3.0 V
3.3 V
5.0 V
on request -55 to 90°C
VT3-801F
11.4 x 9.6
VT3-801V
11.4 X 9.6
VT3-801HV
11.4 X 9.6
VT2-802F
11.4 x 9.6
VT2-802V
11.4 x 9.6
VT2-802HV
11.4 x 9.6
VTO-P9-H
14.0 x 9.0
VTO-SK
20.0 x 12.5
VTO-SH
19.9 x 12.9
± 5 ~ ± 10 ppm
st
aging 1 year
operating temperature range
packaging units for SMD type
01 Nov. 12
clipped sine wave
CMOS
± 5 ~ ± 15 ppm
clipped sine wave
± 20 ~ ± 40 ppm
clipped sine wave
± 20 ~ ± 40 ppm
HCMOS
± 6 ~ ± 15 ppm
clipped sine wave
± 20 ~ ± 40 ppm
clipped sine wave
± 20 ~ ± 40 ppm
HCMOS
3.3 V
5.0 V
± 5 ~ ± 25 ppm
HCMOS
3.3 V
5.0 V
± 5 ~ ± 20 ppm
HCMOS
sine wave
3.3 V
5.0 V
± 5 ~ ± 20 ppm
HCMOS
sine wave
Parameters
frequency stability
versus operating temperature
Package Type
Example for IR reflow soldering temperature
±1.0 ppm ~ ±2.5 ppm
±0.1 ppm ~ ±0.5 ppm
standard
high precision
±1.0 ppm
-20 ~ +70 °C commercial application
-40 ~ +85 °C industrial application
-55 ~ +85 °C avionic application
tape & reel
500, 1k or 2k pieces
tape
< 500 pieces
Page 2 of 4
VC-TCXO
Voltage Controlled
Temperature Compensated Crystal Oscillator
STRATUM III




Applications
Type
TDM networks, SONET / SDH
Metro carrier, wireless backhaul
Synchronous Ethernet (SyncE), IEEE 1588 version 2
Synchronous Equipment Timing Source (SETS)
Package
Size
Frequency
Range
Supply
Voltage
Pulling
Range
[mm]
[MHz]
[V]
[ppm]
Output Signal
5.3 x 3.2
10 MHz
to
40 MHz
2.8 V
3.3 V
5.0 V
>± 8 ppm
VT7-705-C-ST3
7.0 x 5.0
10 MHz
to
32 MHz
2.8 V
3.3 V
5.0 V
>± 8 ppm
clipped sine wave
HCMOS
VT7-705-S-ST3
7.0 x 5.0
10 MHz
to
40 MHz
2.8 V
3.3 V
5.0 V
>± 8 ppm
clipped sine wave
HCMOS
VTO-P9-H-ST3
14.0 x 9.0
10 MHz
to
100 MHz
2.8 V
3.3 V
5.0 V
>± 8 ppm
HCMOS
25.4 x 22.0
10 MHz
to
100 MHz
5.0 V
>± 8 ppm
HCMOS
HCMOS
Frequency stability
ITU-T G.813 option 1
all inclusive:
vs temperature, tolerance @ +25 °C,
ageing over 20 years,
supply & load change
±4.6 ppm
versus operating temperature
±0.28 ppm
holdover stability over 24 hours
±0.37 ppm
calibration @ +25 °C
±0.5 ppm
ageing over 20 years
±3.0 ppm
operating temperature range
-20 ~ +70 °C indoor application
-40 ~ +85 °C outdoor application
storage temperature range
packaging units for SMD type
QuartzCom AG
Bischmattstrasse 11
CH 2544 Bettlach
Switzerland
01 Nov. 12
Package Type
[MHz]
VT7-503C-ST3
VTO-SW-H-ST3
Standard
Frequency
19.44 MHz
20.00 MHz
25.00 MHz
26.00 MHz
12.80 MHz
19.44 MHz
20.00 MHz
25.00 MHz
12.80 MHz
19.44 MHz
20.00 MHz
25.00 MHz
12.80 MHz
20.00 MHz
100.00 MHz
12.80 MHz
20.00 MHz
25.00 MHz
50.00 MHz
100.00 MHz
Phase Noise @ 10 MHz
-55 ~ +125 °C
tape & reel
500, 1k or 2k pieces
tape
< 500 pieces
Fax
Tel
E-Mail
+41 32 644 24 05
+41 32 644 24 00
[email protected]
www.quartzcom.com
Page 3 of 4
VC-TCXO
Voltage Controlled
Temperature Compensated Crystal Oscillator
Through Hole Type
Type
Package Size
Frequency
Range
Supply
Voltage
Pulling Range
[mm]
VT5-SP
VT5-AP
DIL 14 / 4 pin
[MHz]
[V]
[ppm]
9.6 MHz
to
200 MHz
3.3 V
5.0 V
± 5 ~ ± 30 ppm
internal trimmer
Output Signal
Package Type
sine wave
clipped sine wave
VT5-HP
DIL 14 / 4 pin
1.5 MHz
to
200 MHz
3.3 V
5.0 V
± 5 ~ ± 30 ppm
internal trimmer
HCMOS
VT6-H
DIL 14 / 4 pin
10 MHz
to
200 MHz
3.3 V
5.0 V
± 5 ~ ± 30 ppm
sine wave
HCMOS
VTE-A
20 x 20
height = 10
10 MHz
to
200 MHz
3.3 V
5.0 V
± 5 ~ ± 30 ppm
internal trimmer
clipped sine wave
VTE-S
20 x 20
height = 10
10 MHz
to
200 MHz
3.3 V
5.0 V
± 5 ~ ± 30 ppm
internal trimmer
sine wave
VTE-H
20 x 20
height = 10
1.5 MHz
to
200 MHz
3.3 V
5.0 V
± 5 ~ ± 30 ppm
internal trimmer
HCMOS
Phase Noise @ 55.616 MHz
Parameters
all inclusive frequency stability
stability, tolerance, ageing,
supply & load change
frequency stability
versus operating temperature
±2.0 ppm ~ ±5.0 ppm
operating temperature range
±0.5 ppm ~ ±2.5 ppm standard
±0.1 ppm
high precision
-20 ~ +70 °C
commercial application
-40 ~ +85 °C
industrial application
storage temperature range
-55 ~ +125 °C
packaging units
tube
tray
25 pieces
50 pieces
Required specification for quotation request
Units
Type
Example
VT7-503
nominal frequency
MHz
16.384 MHz
frequency stability vs. temperature range
ppm
1.0 ppm
operating temperature range
°C
-30 to +85 °C
supply voltage
V
3.0 V
output signal:
clipped sine wave, sine wave, HCMOS / TTL
V
clipped sine wave
output load:
clipped sine wave
10 k // 10 pF
k//pF
10 k // 10 pF
sine wave
50 

HCMOS / TTL
15pF
pF
special output load on request
frequency control range
ppm
> 8 ppm
voltage control (Vc)
V
+1.5 V 1.0 V
phase noise
dBc/Hz
< -140 dBc/Hz @ 10 kHz
01 Nov. 12
Page 4 of 4
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