IQXO-350 CLOCK OSCILLATORS
ISSUE 19; 1 november 2008 - RoHS 2002/95/EC
Description
▪▪ 14-pin DIL compatible resistance welded enclosure,
hermetically sealed with glass to metal seal
Package Outline
▪▪ 14-pin DIL
Frequency Range
▪▪ 1kHz to 160MHz
Output Compatibility & Load
▪▪ HCMOS/TTL
▪▪ Drive Capability: 50pF max or 10TTL (<70MHz)
30pF max (>70 to 160MHz)
15pF max (1 to < 100kHz)
Standard Frequency Stabilities
▪▪ ±25ppm, ±50ppm, ±100ppm (over operating temperature
range)
Operating Temperature Ranges
▪▪ 0 to 70°C (IQXO-350)
▪▪ –40 to 85°C (IQXO-350I)
Storage Temperature Range
▪▪ –55 to 125°C
Environmental Specification
▪▪ Terminal Strength: 0.91kg max force perpendicular to top and
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/s2 for 6ms, three shocks in each direction along
the three mutually perpendicular planes
Marking Includes
▪▪ Model Number + Operating Temperature Code (if applicable)
+ Frequency Stability Code + Frequency Tolerance Code
(Optional) + Frequency + Date Code
Packaging
▪▪ Bulk
Minimum Order Information Required
▪▪ Frequency + Model Number + Operating Temperature
(if applicable) + Frequency Stability
Outline (mm)
Ø0.45
17
14 8
15.24
21.0 max
Pin connections
1. N/C
7. GND
8. Output
14. +Vs
Output Waveform
+Vs
90%Vs
tf
50%Vs
10%Vs
0V t
Duty cycle = t x 100(%)
T
T
tr
2.4V
1.4V
0.4V
Test Circuit
Oscillator
17
14 8
V 0.1µF
A +Vs
15pF* Oscilloscope
Frequency counter
*Inclusive of jigging and equipment capacitance
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
