Technical Guidance

VT7-705-TQ-HP
High precision analogue temperature compensated
SMD VC-TCXO
Features
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Standard frequencies
Frequency range
Applications: instrumentation, synchronisation, satellite navigation
High frequency stability vs. temperature: ± 0.10 ~ ± 0.5 ppm
Output signal Clipped sine wave or CMOS
Low phase noise, high reliability
10, 12.2880, 12.8, 16.384, 16.368, 20, 25, 30, 32,
32.768, 33.6, 40, 49.152 & 50 MHz
5.0 ~ 52.0 MHz
≤ ±0.5 ppm
≤ ±0.2 ppm
≤ ±1.0 ppm
over -40 to +85 °C
over -40 to +85 °C
over -55 to +95 °C
≤ ±0.05 ppm
±5 %
≤ ±0.05 ppm
±10 %
≤ ±1.0 ppm
1 year
≤ 0.05 ppm/°C
< 1.5 ppb/g
< 0.5 ppb/g
-10
< 1 x 10
+2.7 V to +5.0 V
1.5 ~ 8 mA
over operating temperature
Gamma Γ
standard
Gamma Γ
on request
τ=1s
(2.7 V, 3.0 V, 3.3 V & 5.0 V)
10 MHz ~ 52 MHz
Output signal
Output level
Output load
Symmetry (duty cycle)
Clipped sine wave
> 0.8 Vp-p
10 kΩ // 10 pF
CMOS
VOH > 0.9 x Vdc / VOL < 0.1 x Vdc
≤ 15 pF
45 / 55 % @ ½ Vdc
Electronic Frequency Control (EFC) range
EFC voltage (Vc)
Phase noise @ 20.0 MHz
±5 ~ ±10 ppm
+1.5 V ±1.0 V or
< -125 dBc/Hz
< -145 dBc/Hz
< -155 dBc/Hz
-20 ~ +70 °C
-40 ~ +85 °C
-55 ~ +95 °C
-55 ~ +125 °C
Frequency stability vs. temperature
reference to (FMAX+FMIN)/2
vs. supply voltage changes
reference to frequency at nominal supply
vs. load changes
reference to frequency at nominal load
vs. aging
Frequency slope
G-sensitivity
Short term stability (ADEV)
Supply voltage (nominal value needs to be defined)
Supply current
Operating temperature range
Storage temperature range
Reflow Profiles as per IPC/JEDEC J-STD-020C
Moisture sensitivity
standard
on request
on request
st
+2.5 V ±2.0 V for 5.0 V supply voltage
@
100 Hz
@
1 kHz
@
10 kHz
indoor
outdoor
(extended temperature range on request)
≤ 260 °C over 10 sec. Max.
Level 1 (unlimited)
Pin function
#
#
#
#
1
2
3
4
Soldering pattern
Vc (Voltage control)
GND
Output
Vdc
Test circuit
(CSW)
Specifications subject to change without notice
0011/65/EU RoHS compliant
QuartzCom AG
Bischmattstrasse 11
CH 2544 Bettlach
Switzerland
Fax
Tel
E-Mail
+41 32 644 24 05
+41 32 644 24 00
[email protected]
www.quartzcom.com
21 Feb. 15