QUARTZCOM TX7-705C-C-ST3

TX7-705C-C-ST3
STRATUM III SMD TCXO
CMOS
ƒ
Features
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ƒ
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Applications: transmission, TDM networks, SDH, SONET, wireless
communications, IEEE 1588v2, SyncE, STRATUM III, wireless
backhaul, metro carrier Ethernet, femtocells, picocells
Holdover stability: ±0.37 ppm over 24 h
Overall stability: ±4.60 ppm including 20 years aging
Output signal: CMOS
Compatible to the DFA S2 (Fordahl SA)
Parameter
Specification
Frequency range
Standard frequencies
Frequency stability:
vs. temperature
vs. aging
Holdover stability (1)
Frequency tolerance ex. factory
Supply voltage
Supply current
Output signal
Output load
9.83040 ~ 32.0 MHz
10.0, 12.80, 16.3840, 19.440, 20.0, 25.0, 26.0 & 32.0 MHz
≤ ±4.60 ppm
overall stability including 20 years aging
≤ ±0.28 ppm
-40 ~ +85 °C
≤ ±3.0 ppm
20 years
≤ ±0.37 ppm
over 24 hours
≤ ±0.50 ppm
@ +25 °C
+3.3 V or +5.0 V
±5 %
< 6 mA
CMOS
15 pF
±5 %
Phase noise @ 12.8 MHz carrier frequency
Operating temperature range
-145 dBc/Hz
@
0 ~ +70 °C
-40 ~ +85 °C
-55 ~ +125 °C
tape & reel
tape only
indoor use
outdoor use
Storage temperature range
Packaging units
10 kHz
500 or 1’000 pieces
< 500 pieces
Customer specifications on request
(1) Including: frequency stability, vs temperature, supply change of ±5 % and aging over 24 hours
Pin function
# 1
# 5
# 6
# 10
Example for solder pattern
not connected
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]
14 Dec. 10
TX7-705C-C-ST3
STRATUM III SMD TCXO
CMOS
Accuracy of fit of the pinning of TX7-705-C (QuartzCom AG) on the footprint recommended
for DFA S2 (Fordahl SA) in comparison with the DFA S2 pinning fit
1: DFA S2 footprint
2. DFA S2 pin
3. TX7-705-C pin
4. Solder
DFA S2 footprint with DFA S2 pin
2002/95/EC RoHS compliant
QuartzCom AG
[email protected]
www.quartzcom.com
QuartzCom Asia
[email protected]
QuartzCom USA
[email protected]
14 Dec. 10