Data Sheet

STRATUM III OSCILLATORS
OUTLINES AND DIMENSIONS
EQAX-M10S
OCXO with STRATUM IIIe stability
(ACS 8510 Chipset)
DESCRIPTION
The Euroquartz EQAX-10S OCXO conforms to IEC60679-1, Stratum 3,
providing a low-noise, highly-stable and reliable source of clock signals.
FEATURES
·
·
·
·
·
Compact, SMD package
Frequency range from 10Mhz to 20MHz
Operating temperature range, -20° to +70°C
Operable temperature -30° to +75°C
Supply Voltage 3.3 Volts
SPECIFICATION
Frequency Range:
Standard Frequencies:
Frequency Stability
Initial Tolerance:
Vs. Temperature:
Vs. Supply Voltage Var:
Vs. Load Change:
Long Term Ageing (1st Year):
Long Term Stab. (15 Years):
RF Output
Signal Waveform:
Load:
Rise/Fall Time:
Symmetry (Duty Cycle):
Warm-up Time:
10.0Mhz to 20.0Mhz
12.800MHz
±100ppb @+25°C
±10ppb -20°~+70°C
±2ppb
±1ppb
±500ppb (@40°C, 30 days)
±4.6ppm
HCMOS
15pF
10ns maximum
60%/40%
5 minutes
PAD CONNECTIONS
ENVIRONMENTAL
Test
Supply Voltage
Minimum:
Typical:
Maximum:
Current Consumption:
Operable Temperature Range:
Storage Temperature Range:
Enclosure:
Weight:
Packing Type:
ESD Sensitivity:
+3.13 Volts
+3.30 Volts
+3.47 Volts
300mA maximum (@25°C)
-30°~+75°C
-40°~+85°C
As drawing
9gm
Tape & Reel (IEC 60286-3)
1500V minimum (IEC6100-4-2)
ORDERING CODE
To order, specify as follows:
FREQUENCY - MODEL
EXAMPLE:
12.800MHz EQAX-M10S
Visual inspection,
Dimensions
Sealing tests
IEC 60068
Part . .
Pad
No.
1
2
3`
4
5
6
7
Symbol
Function
NC
NC
Vs
RF OUT
NC
NC
GND
IEC 61178-1
Clause . .
Not Connected
Not Connected
Supply Voltage
RF Output
Not Connected
Not Connected
Ground
Test Conditions
2-17
4.5
4.6
4.8.2
Solderability,
Resistance to
soldering heat
Shock
2-20
4.8.3
2-27
4.8.8
Bump
2-29
4.8.6
Free fall
2-32
4.8.9
Vibration,
Sinsoidal
2-6
4.8.7
Rapid change of
Temperature
2-14
4.8.5
Dry heat
2-2
4.8.11
Damp heat, cyclic
2-30
4.8.12
Cold
2-1
4.8.13
Climatic sequence
1-7
4.8.14
Damp heat, steady
state
Endurance tests,
- ageing
- extended ageing
2-3
4.8.15
Enclosure styles as in
IEC 60122-3, if applic.
Gross Leak: Test Qc
Fine Leak: Test Qk
Test Ta (235±5°C),
method 1 Test Tb,
method 1A, 5s
Test Ea, 3x per axis
100g, 6ms 1/2sine
Test Eb, 4000 bumps/
axis, 40g, 6ms
Test Ed, procedure 1,
2 drops from 1m ht.
Test Fc, 30 min/axis,
10Hz-55Hz, 0.75mm;
55Hz -2kHz, 10g
Test Na, 10 cycles at
extremes of operating
temperature range.
Test Ba, 16 h at upper
temperature.
Test Db variant 1
severity b, 55°C/95%rh
Test Aa, 2h at lower
temperature indicated
by climatic category.
Sequence of 4.8.11,
4.8.12 and 4.8.13
Test Ca, 56 days
4.9.1
4.9.2
30 days @ 85°C
1kh, 2kh, 8kh, @85°C
EUROQUARTZ LIMITED Blacknell Lane CREWKERNE Somerset UK TA18 7HE
Tel: +44 1460 230000 Fax: +44 1460 230001 email: [email protected] web: www.euroquartz.co.uk
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