EQAXM20S Datasheet, PDF (1/1 Pages) EUROQUARTZ limited – STRATUM III OSCILLATORS

STRATUM III OSCILLATORS
EQAX-M20S
OCXO with STRATUM III stability
(ACS 8510 Chipset)
OUTLINES AND DIMENSIONS
DESCRIPTION
The Euroquartz EQAX-M20S OCXO conforms to IEC60679-1, Stratum III,
providing a low-noise, stable and reliable source of clock signals.
1
7
FEATURES
· Standard leaded package
· Frequency range from 10MHz to 40MHz
· Operating temperature range, -20° to +70°C
· Operable temperature -30° to +75°C
· Supply Voltage 3.3 Volts
14
8
SPECIFICATION
Frequency Range:
Standard Frequency:
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):
Start-up Time:
Supply Voltage
Minimum:
Typical:
Maximum:
Current Consumption:
Operable Temperature Range:
Storage Temperature Range:
Enclosure:
Weight:
Packing Type:
ESD Sensitivity:
10.0MHz to 40.0MHz
12.800MHz
±500ppb @+25°C
±280ppb -20°~+70°C
±50ppb
±20ppb
±0.8ppm (@40°C after 30 days)
±4.6ppm
HCMOS
15pF
10ns maximum
60%/40%
4ms
+3.13 Volts
+3.30 Volts
+3.47 Volts
300mA maximum (Steady state)
800mA during warm-up
-30°~+75°C
-40°~+85°C
As drawing
5gm
Bulk (Tray Pack)
1500V minimum (IEC6100-4-2)
ORDERING CODE
To order, specify as follows:
FREQUENCY - MODEL
EXAMPLE:
12.800MHz EQAX-M20S
PAD CONNECTIONS
Pad
No.
Symbol
Function
1
NC Not Connected
7
GND Ground
8
RF OUT RF Output
14
Vs
Supply Voltage
ENVIRONMENTAL
Test
Visual inspection,
Dimensions
Sealing tests
Solderability,
Resistance to
soldering heat
Shock
Bump
Free fall
Vibration,
Sinsoidal
Rapid change of
Temperature
Dry heat
Damp heat, cyclic
Cold
Climatic sequence
Damp heat, steady
state
Endurance tests,
- ageing
- extended ageing
IEC 60068 IEC 61178-1 Test Conditions
Part . .
Clause . .
2-17
2-20
2-27
2-29
2-32
2-6
2-14
2-2
2-30
2-1
1-7
2-3
4.5
4.6
4.8.2
4.8.3
4.8.8
4.8.6
4.8.9
4.8.7
4.8.5
4.8.11
4.8.12
4.8.13
4.8.14
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: [phone] Fax: [phone] email: [e-mail] web: www.euroquartz.co.uk