IQXO-350 Commercial Oscillator
ISSUE 17; 1 SEPTEMBER 2001
Delivery Options
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Minimum Order Information Required
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Common frequencies are available from stock, please
contact our sales office for current leadtimes
Frequency + Model Number + Operating Temperature (if
applicable) + Frequency Stability
Outline in mm
0.8 max
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HCMOS/TTL/LSTTL
Drive Capability: 50pF or 10TTL (<70.0MHz)
30pF (>70.0 to 160.0MHz)
(1.0 to < 100.0kHz 15pF or 10 LS TTL only)
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∅0.45
4.0 min
Pin connections
1. N/C
7. GND
8. Output
14. +Vs
1
7
7.62
14
15.24
21.0 max
8
t
f
t
r
t
A
Oscillator
1
7
14 8
+Vs
15pF* Oscilloscope
Package Outline
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Standard Frequency Stabilities
LEADED SPXOs
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±25ppm, ±50ppm, ±100ppm
(over operating temperature range)
Operating Temperature Ranges
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0 to 70°C (IQXO-350)
Output Waveform - HCMOS/TTL
–40 to 85°C (IQXO-350I)
+Vs
90%Vs
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Storage Temperature Range
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–55 to 125°C
Environmental Specification
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50%Vs
2.4V
1.4V
0.4V
T
Duty cycle = t x 100(%)
T
0V
Terminal Strength: 0.91kg max. Force perpendicular to
top & bottom
Hermetic Seal: not to exceed 1
x
10
-8
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
Temperature Range: 10 cycles
Shock: 981m/s
2
for 6ms, three shocks in each direction
along the three mutually perpendicular planes
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10%Vs
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I
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Test Circuit - HCMOS
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Marking
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Model number + Operating Temperature Code
(if applicable)
Frequency Stability Code
Frequency Tolerance Code (Optional)
Frequency
Date Code (Year/Week)
*Inclusive of jigging & equipment capacitance
Frequency counter
V
0.1µF
I
I
I
I
13.08 max
14-pin DIL compatible resistance welded enclosure,
hermetically sealed with glass to metal seal. Available
over 0 to 70°C (IQXO-350) or -40 to 85°C
(IQXO-350I)
5.1 max
Output Compatibility
Electrical Specifications - maximum limiting values when measured in HCMOS test circuit.
Frequency
Range
1.0 to
< 100.0kHz
100.0 to
< 250.0kHz
250.0kHz to
< 5.0MHz
5.0 to
< 16.0MHz
16.0 to
< 30.0MHz
30.0 to
< 50.0MHz
50.0 to
< 70.0MHz
70.0 to
160.0MHz
Frequency
Stability
±25ppm, ±50ppm,
±100ppm
±25ppm, ±50ppm,
±100ppm
±25ppm, ±50ppm,
±100ppm
±25ppm, ±50ppm,
±100ppm
±25ppm, ±50ppm,
±100ppm
±25ppm, ±50ppm,
±100ppm
±25ppm, ±50ppm,
±100ppm
±25ppm, ±50ppm,
±100ppm
Supply Voltage
5V±0.25V
5V±0.25V
5V±0.25V
5V±0.25V
5V±0.25V
5V±0.25V
5V±0.25V
5V±0.25V
Supply Current
10mA
10mA
30mA
15mA
30mA
40mA
50mA
70mA
*Rise Time(t
r
)
10ns
15ns
15ns
10ns
10ns
8ns
6ns
5ns
22.0MHz
*Fall Time(t
f
)
10ns
15ns
15ns
10ns
10ns
8ns
6ns
5ns
IQXO-350I B
**Duty Cycle
45/55%
45/55%
45/55%
45/55%
45/55%
45/55%
40/60%
40/60%
Model Number
IQXO-350, -350I
IQXO-350, -350I
IQXO-350, -350I
IQXO-350, -350I
IQXO-350, -350I
IQXO-350, -350I
IQXO-350, -350I
IQXO-350, -350I
LEADED SPXOs
Ordering Example
Frequency
Model number: -350
Operating Temperature Code: I = -40 to 85°C Not applicable for 0 to 70°C
Frequency Stability: A = ±25ppm, B = ±50ppm, C = ±100ppm
Please note that the rise and fall times listed are the maximum values we specify to cover various frequency breaks.
In practise the actual values are generally lower depending upon the spot frequency chosen. For typical values please
contact our sales office.
Test Circuit - TTL
A
Oscillator
7
1
14
8
D1
+Vs
Test Circuit - LSTTL
A
Oscillator
7
1
14
8
D1
+Vs
400R
D2
2.0k
D2
V
0.1µF
15pF*
D3
D4
Oscilloscope
V
0.1µF
15pF*
D3
D4
Oscilloscope
Frequency counter
Frequency counter
D1 to D4 = IN4148
or equivalent
*Inclusive of jigging & equipment capacitance
D1 to D4 = BAT85
or equivalent
*Inclusive of jigging & equipment capacitance
Note: Pin 1 = No connection on non tri-state models
STOCK OSCILLATORS
Minimum Order Information Required
I
IQXO-350 14-pin DIL Clock Oscillators - HCMOS/TTL
Frequency
1.0MHz
Frequency
Stability
±100ppm
±100ppm
±100ppm
±100ppm
±100ppm
±100ppm
±100ppm
±100ppm
±100ppm
±100ppm
±100ppm
±100ppm
±100ppm
±100ppm
±100ppm
±100ppm
±100ppm
±50ppm
±100ppm
±100ppm
±100ppm
±100ppm
±100ppm
±100ppm
±100ppm
±100ppm
±100ppm
±100ppm
±50ppm
±100ppm
±100ppm
±100ppm
±100ppm
Stock No.
SPXO010197
SPXO011520
SPXO000118
SPXO010296
SPXO003154
SPXO003246
SPXO003222
SPXO011220
SPXO011505
SPXO003161
SPXO003210
SPXO003167
SPXO003263
SPXO003174
SPXO0010198
SPXO010980
SPXO003181
SPXO003236
SPXO003228
SPXO003225
SPXO003188
SPXO003238
SPXO010147
SPXO011178
SPXO003211
SPXO010117
SPXO010220
SPXO003227
SPXO003196
SPXO010098
SPXO003203
SPXO011525
SPXO003232
Alpha Code
X331B
X337B
E618A
X325B
X351A
X373A
X363A
X333B
X335B
X352A
X359A
X353A
X382A
X354A
X342B
X388A
X355A
X370A
X367A
X364A
X356A
X371A
X350B
X359B
X360A
X380A
X361B
X366A
X357B
X373B
X358A
X393B
X368A
Packaging
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Stock Number or Alpha Code
IQXO-22 8-pin DIL Clock Oscillators - HCMOS/TTL
Frequency
1.84320MHz
3.68640MHz
4.0MHz
8.0MHz
10.0MHz
12.0MHz
12.2880MHz
14.318180MHz
LEADED SPXOs
Frequency
Stability
±100ppm
±100ppm
±100ppm
±100ppm
±100ppm
±100ppm
±100ppm
±100ppm
±100ppm
±100ppm
±100ppm
±100ppm
±100ppm
±100ppm
±100ppm
±100ppm
±100ppm
±100ppm
±100ppm
±100ppm
±100ppm
±100ppm
±100ppm
±50ppm
±50ppm
Stock No.
SPXO003038
SPXO003223
SPXO003155
SPXO003162
SPXO003168
SPXO003176
SPXO003257
SPXO003247
SPXO003277
SPXO003182
SPXO003245
SPXO003189
SPXO003929
SPXO003039
SPXO003280
SPXO003254
SPXO003213
SPXO003258
SPXO003197
SPXO003204
SPXO003260
SPXO003266
SPXO003279
SPXO009445
SPXO009446
Alpha Code
X361H
X363H
X351H
X352H
X353H
X354H
X379H
X373H
X388H
X355H
X372H
X356H
X371H
X386H
X390H
X376H
X360H
X380H
X357H
X358H
X381H
X384H
X389H
X453H
X455H
Packaging
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1.84320MHz
2.0MHz
3.68640MHz
4.0MHz
4.0960MHz
4.91520MHz
5.0MHz
6.0MHz
8.0MHz
9.83040MHz
10.0MHz
11.28960MHz
12.0MHz
12.2880MHz
14.74560MHz
16.0MHz
16.3840MHz
18.4320MHz
19.66080MHz
20.0MHz
24.0MHz
25.0MHz
30.0MHz
32.0MHz
32.7680MHz
33.330MHz
33.3330MHz
40.0MHz
48.0MHz
50.0MHz
64.0MHz
66.0MHz
14.74560MHz
16.0MHz
18.0MHz
20.0MHz
24.0MHz
24.5760MHz
25.0MHz
28.636360MHz
32.0MHz
32.7680MHz
40.0MHz
50.0MHz
60.0MHz
64.0MHz
80.0MHz
106.250MHz
125.0MHz