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EM9K33-20.000-2.0/0+50

Description
HCMOS Output Clock Oscillator, 20MHz Nom, ROHS COMPLIANT, DIL-8/4
CategoryPassive components    oscillator   
File Size96KB,1 Pages
ManufacturerEuroquartz
Websitehttp://www.euroquartz.co.uk/
Environmental Compliance  
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EM9K33-20.000-2.0/0+50 Overview

HCMOS Output Clock Oscillator, 20MHz Nom, ROHS COMPLIANT, DIL-8/4

EM9K33-20.000-2.0/0+50 Parametric

Parameter NameAttribute value
Is it lead-free?Lead free
Is it Rohs certified?conform to
MakerEuroquartz
Reach Compliance Codecompliant
Other featuresTAPE AND REEL
Ageing1 PPM/FIRST YEAR
Frequency Adjustment - MechanicalYES
frequency stability2%
Installation featuresTHROUGH HOLE MOUNT
Nominal operating frequency20 MHz
Maximum operating temperature50 °C
Minimum operating temperature
Oscillator typeHCMOS
Output load15 pF
physical size12.8mm x 12.8mm x 7.5mm
Nominal supply voltage3.3 V
surface mountNO
maximum symmetry55/45 %
EURO
QUARTZ
EM9K ULTRA-LOW CURRENT TCXO
8 pin Dual-in-Line TCXO
Highly stable CMOS TCXO with ultra-low supply current
Industry-standard package
Consumes less than 4mA at 20.0MHz with 3.3V supply
Low phase noise
RoHS compliant
DESCRIPTION
EM9K TCXOs and VCTCXOs are packaged in an 8 pin DIL package
with mechanical trimmer. The part offers the stability of a TCXO and
the design convenience of HCMOS output with ultra-low current
consumption.
SPECIFICATION
Product Code
TCXO:
VCTCXO:
EM9K
VEM9K
12.8MHz to 26.0MHz
HCMOS
<±2.0ppm at +25°±2°C
12.8, 13.0, 14.4, 15.36, 16.0,
16.384, 16.8, 19.2, 19.44,
19.68, 20.0 and 26.0MHz
(Partial
list.)
See table
See table
±1.0 ppm max. first year
±1.0 ppm max. ±10% change
±0.3 ppm max. ±10% change
±1.0ppm max. for one reflow
(Measured
after 24 hours)
+2.8, 3.0 or 3.3 Volts
See table
See table
4ns typical with 15pF load
50%±5%
5ms typical, 10ms max.
15pF
12mA typical, 17mA max.
(at TTL level)
3ps max. (1 Sigma, 1000
samples; capacitive coupling
between Vdd and Ground).
RoHS compliant and pB free
16mm tape, 8mm pitch
1000 pieces per reel.
OUTLINES AND DIMENSIONS
Frequency Range:
Output Waveform:
Initial Calibration Tolerance:
Standard Frequencies:
Operating Temperature Range:
Frequency Stability
vs. Temperature
vs. Ageing:
vs. Voltage Change:
vs. Load Change:
vs. Reflow (SMD type):
Supply Voltage:
Current Consumption:
Output Logic Levels:
Rise and Fall Times:
Duty Cycle:
Start-up Time:
Output Load:
Fanout (drive capability):
RMS Period Jitter:
VEM9K VOLTAGE CONTROL SPECIFICATION
Control Voltage:
Slope Polarity:
Linearity:
±5 to ±12ppm for +1.5 ±1.5 Volts
Positive
(increase of control voltage increases
output frequency.)
6% typical, 10% maximum
RoHS Status:
Packaging:
CURRENT CONSUMPTION
Frequency
+2.8V
12.800MHz
13.000MHz
14.400MHz
16.384MHz
19.200MHz
19.440MHz
20.000MHz
26.000MHz
2.3mA
2.5mA
2.6mA
2.8mA
3.2mA
3.2mA
3.2mA
3.6mA
typ.
typ.
typ.
typ.
typ.
typ.
typ.
typ.
Input Voltage
+3.0V
2.4mA
2.6mA
2.8mA
3.0mA
3.3mA
3.4mA
3.4mA
3.8mA
typ.
typ.
typ.
typ.
typ.
typ.
typ.
typ.
+3.3V
2.6mA
2.8mA
3.1mA
3.2mA
3.6mA
3.7mA
3.7mA
4.1mA
typ.
typ.
typ.
typ.
typ.
typ.
typ.
typ.
SSB PHASE NOISE at 25°C
Offset
Part =
VEM9K30
at 13.000MHz
(dBc/Hz)
100Hz
-80
1kHz
-110
10kHz
-130
100kHz
-135
1MHz
-142
PART NUMBER FORMAT
Example:
FREQUENCY STABILITY OVER TEMPERATURE
Stability (ppm)
0 ~ +50
-10 ~ +60
Temp.
Range (°C)
-20 ~ +70
-30 ~ +75
-40 ~ +85
P
±1.0
P
ASK
X
X
X
±2.0
P
P
P
P
X
±2.5
P
P
P
P
X
±3.0
P
P
P
P
ASK
±4.0
P
P
P
P
ASK
±5.0
P
P
P
P
P
EM9K33-20.000-2.5/-30+75
Series Description
TCXO = EM9K
VCTCXO = VEM9K
Supply Voltage
28=2.8V, 30=3.0V, 33=3.3VDC
Frequency (MHz)
Stability over OTR (±ppm)
Operating Temperature Range (OTR)
Lower and upper limits (°C)
= available, x = not available, ASK = call Technical Sales
EUROQUARTZ LIMITED Blacknell Lane CREWKERNE Somerset UK TA18 7HE
Tel: +44 (0)1460 230000 Fax: +44 (0)1460 230001 info@euroquartz.co.uk
www.euroquartz.co.uk

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