IQXO-331, -336 CLOCK OSCILLATORS
ISSUE 9; 3 APRIL 2009 - RoHS 2002/95/EC
Description
Outline (mm)
Package Outline
CLOCK
OSCILLATORS
Frequency Range
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70MHz to 150MHz
ACMOS/TTL
Drive Capability:
50pF max (70.0 to 110.0MHz)
15pF max (>110.0 to 150.0MHz)
10TTL
14
15.24
21.0 max
Output Waveform
8
Non tri-state (IQXO-336, -336I)
Tri-state (IQXO-331, 331I)
±25ppm, ±50ppm, ±100ppm (over operating temperature
range)
0 to 70°C (IQXO-331, -336)
–40 to 85°C (IQXO-331I, -336I)
–55 to 125°C
No connection or Logic ‘1’ to pin 1 enables oscillator output
Logic ‘0’ to pin 1 disables oscillator output; when disabled the
oscillator output goes to the high impedance state
Maximum ‘pull-down’ resistance required to disable output
= 20kΩ
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
IQD + Model Number + Operating Temperature Code
(if applicable) + Frequency Stability Code + Frequency
Tolerance Code (Optional) + Frequency + Date Code
10nF
Frequency Stabilities
Operating Temperature Ranges
+Vs
80%Vs
50%Vs
tf
13.08 max
Output Compatibility & Load
1
7
7.62
4.0 min
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0.8 max
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ACMOS/TTL 14-pin DIL compatible resistance welded
enclosure, hermetically sealed with glass to metal seal
14-pin DIL
5.1 max
Ø0.45
Pin connections
1. N/C or Enable/Disable
7. GND
8. Output
14. +Vs
tr
Storage Temperature Range
Tri-state Operation (IQXO-331, -331I)
20%Vs
0V
t
2.4V
1.4V
0.4V
T
Environmental Specification
Duty cycle = t x 100(%)
T
Test Circuit
A
Oscillator
1
14
7
8
500R
450R
+Vs
50
Ω
Input
Marking Includes
V
10nF
Oscilloscope
Frequency counter
Packaging
Bulk
Minimum Order Information Required
Note: Pin 1 = No connection on non tri-state models
Frequency + Model Number + Operating Temperature
(if applicable) + Frequency Stability
IQD Frequency Products Ltd, Station Road, Crewkerne, Somerset TA18 8AR, United Kingdom
Tel: +44 (1460) 270200; Fax: +44 (1460) 72578;
Email: info@iqdfrequencyproducts.com Web: www.iqdfrequencyproducts.com
Electrical Specifications - maximum limiting values
Frequency Range
70.0MHz to
<90.0MHz
90.0MHz to <115.0MHz
115.0MHz to 150.0MHz
Ordering Example
Frequency
Model number: -331, -331I = Tri-state, -336, -336I = Non tri-state
Operating Temperature Code: I = –40 to 85°C Not applicable for 0 to 70°C
Frequency Stability: A = ±25ppm, B = ±50ppm, C = ±100ppm
Frequency Stability
±25ppm, ±50ppm,
±100ppm
Supply Voltage Supply Current Rise Time (tr)
(20-80%)
5V ±0.25V
45mA
60mA
65mA
75.0MHz IQXO-331 I B
CLOCK
OSCILLATORS
Fall Time (tf)
(80-20%)
3ns
Duty Cycle
40/60%
Model Number
IQXO-331, -331I,
-336, -336I
3ns
IQD Frequency Products Ltd, Station Road, Crewkerne, Somerset TA18 8AR, United Kingdom
Tel: +44 (1460) 270200; Fax: +44 (1460) 72578;
Email: info@iqdfrequencyproducts.com Web: www.iqdfrequencyproducts.com
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