IQXO-740, -741 SMD CLOCK OSCILLATORS
ISSUE 1; 11 OCTObER 2011 - RoHS 2011/65/EU
Description
Outline (mm)
5.0 ±0.2
3.2 ±0.2
Pad Connections
1. Tri-State
2. N/C
3. GND
4. Output 1
5. Output 2
6. +Vs
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LVDS output SMD Crystal Oscillator
5 x 3.2mm ceramic package with a sealed metal lid,
hermeticaly sealed
80.0 to 160.0MHz
LVDS
Differential Output Voltage 247 to 454mV, 350mV typical
Offset Voltage: 1.125 to 1.375V, 1.2V typical
Output Load 100Ω
0.9
Frequency Range
Output Compatiblity & Load
2.54
1 2 3
1.3 max
Solder Pad Layout
0.89
1.41
1.87
Supply Voltages
3.3V IQXV-740
2.5V IQXV-741
±20ppm, ±25ppm, ±50ppm, ±100ppm (inclusive of tolerance
and stability over the operating temperature range)
0 to 70°C
–40 to 85°C
0.64 6
5
4
Underside View
Frequency Stabilities
Operating Temperature Ranges
Tri-State Operation
Logic ‘1’ to pad 1 (70%Vs min) enables oscillator output
Logic ‘0’ to pad 1 (30%Vs max) disables oscillator output,
oscillator goes to the high impedance state
No connection to pad 1, enables oscillator output
1ps rms max
10ms max
Ordering Information (*minimum required)
Frequency*
Model*
Output
Frequency Stability (over operating temperature range)*
Operating Temperature Range*
Supply Voltage
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Example
100.0MHz IQXO-740
LVDS ±50ppm 0 to 70C 3.3V
Phase Jitter (12kHz to 20MHz)
Start up time
Ageing
±3ppm max per year @ 25°C
Storage Temperature Range
–55 to 125°C
Drop: dropped 3 times from 1200mm height onto hard
wooden board
Vibration: MIL-STD-883, Method 2007, Condition A 10-55-
10Hz, 1.5mm amplitude, full sine, 2min per cycle, X, Y & Z
axes, 2hrs duration in each axis
Environmental
Packaging
Loose in bulk pack, 100pcs per pack
Tape and reel in accordance with EIA-481-D, 1kpcs per reel
Registration No. FS566088
IQD Frequency Products Ltd, Station Road, Crewkerne, Somerset TA18 8AR, United Kingdom
+44 (0)1460 270200; Web: www.iqdfrequencyproducts.com
Americas - California, +1 (0)650 798 5047; Asia Pacific - Taiwan, +886 (0)2 8758 2283
Electrical Specification - maximum limiting values
Frequency Range
80.0 to 160.0MHz
Frequency Stability
±20ppm
±25ppm
±50ppm
±100ppm
Supply Voltage
3.3V±5%
2.5V±5%
Supply Current
66mA
Rise Time (tr)
(20-80%)
0.7ns
Fall Time (tf)
(80-20%)
0.7ns
Duty Cycle
45/55%
Model Number
IQXO-740
IQXO-741
Note: For other frequency / specification combinations, please contact our sales offices
Output Waveform
Test Circuit
Output 2
Vos
(crossing point)
Output 1
A
80%
VOD
20%
Tr
Tf
Vos
Power
Supply
V
6 5 4
0.01
µ
F
1 2 3
N/C
Tri-state
Operation
100Ω
Probe
Probe
Oscilloscope
Frequency
Counter
Registration No. FS566088
IQD Frequency Products Ltd, Station Road, Crewkerne, Somerset TA18 8AR, United Kingdom
+44 (0)1460 270200; Web: www.iqdfrequencyproducts.com
Americas - California, +1 (0)650 798 5047; Asia Pacific - Taiwan, +886 (0)2 8758 2283