IQXO-350 Commercial Oscillator
ISSUE 16; 19 OCTOBER 1999
Delivery Options
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Date code (Year/Week)
Minimum Order Information Required
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Common frequencies are available from stock. Please
see p34 for details
3 day Express Manufacturing Service, subject to piece
part stock availability.
Frequency + Model Number + Operating Tempera-
ture Code (if applicable) + Frequency Stability
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Output Compatibility
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HCMOS/TTL
Drive Capability: 50pF or 10 TTL
(1.0 to < 100.0kHz 15pF or 10 LS TTL only)
Package Outline
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14-pin DIL compatible resistance welded enclosure,
hermetically sealed with glass to metal seals. Available
over 0 to 70擄C (IQXO-350) or 鈥?0 to 85擄C
(IQXO-350I)
Outline in mm (inches)
SPXOs
Standard Frequency Stabilities
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鹵25ppm, 鹵50ppm, 鹵100ppm
(over operating temperature range)
Frequency Tolerance at 25擄C (Optional)
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0 .8 m a x
(0 .0 3 1 m a x )
脝
0 .4 5
(
脝
0 .0 1 8 )
P in c o n n e c tio n s
1 . N /C
7 . G ro u n d
8 . O u tp u t
1 4 . + V s
1
1 4
8
7
5 .1 m a x (0 .2 m a x )
4 .0 m in (0 .1 5 7 m in )
鹵5ppm, 鹵10ppm, 鹵25ppm
Operating Temperature Range
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0 to 70擄C (IQXO-350)
鈥?0 to 85擄C (IQXO-350I)
7 .6 2
(0 .3 )
1 3 .0 8 m a x
(0 .5 1 5 m a x )
Storage Temperature Range
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鈥?5 to 125擄C
Environmental Specification
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Terminal Strength: 0.91kg max. Force perpendicular
to top & bottom.
Hermetic Seal: not to exceed 1 脳 10
鈥?
mBar litres of
Helium leakage
Solderability: MIL-STD-202E, Method 208C
Vibration: 10 to 55Hz 0.76mm displacement, sweep
60 seconds, duration 2 hours.
Rapid Change of Temperature over Operating Tem-
perature Range: 10 cycles
Shock: 981m/s
2
for 6ms, three shocks in each direc-
tion along the three mutually perpendicular planes
+ V s
9 0 % V s
1 5 .2 4
(0 .6 )
2 1 .0 m a x
(0 .8 2 7 m a x )
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Output Waveform - HCMOS/TTL/LS TTL
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t
f
t
r
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5 0 % V s
2 .4 V
1 .4 V
0 .4 V
t
T
Marking
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1 0 % V s
0 V
D u ty c y c le =
Model number (+ Operating Temperature Code; if
applicable)
Frequency Stability Code
Frequency Tolerance Code (Optional)
Frequency
Fax: +44 (0)1460 72578
46
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T
t x 1 0 0 (% )
Europe Tel: +44 (0)1460 74433
Americas Tel: +1 919 941 0430
Fax: +1 919 941 0530
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