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CMC25325BU4E-1.000MHZ

Description
LVCMOS/TTL Output Clock Oscillator
CategoryPassive components    oscillator   
File Size730KB,6 Pages
ManufacturerRaltron
Websitehttp://www.raltron.com/
Environmental Compliance
Download Datasheet Parametric View All

CMC25325BU4E-1.000MHZ Overview

LVCMOS/TTL Output Clock Oscillator

CMC25325BU4E-1.000MHZ Parametric

Parameter NameAttribute value
Is it Rohs certified?conform to
MakerRaltron
package instructionSMD, 4 PIN
Reach Compliance Codeunknow
Other featuresENABLE/DISABLE FUNCTION
maximum descent time2 ns
Frequency Adjustment - MechanicalNO
frequency stability20%
Installation featuresSURFACE MOUNT
Nominal operating frequency1 MHz
Maximum operating temperature70 °C
Minimum operating temperature-20 °C
Oscillator typeLVCMOS/TTL
Output load15 pF
physical size2.5mm x 2.0mm x 0.75mm
longest rise time2 ns
Maximum supply voltage2.75 V
Minimum supply voltage2.25 V
Nominal supply voltage2.5 V
surface mountYES
maximum symmetry55/45 %
Ultra Performance
MEMS Oscillator
Page 1 of 6
CMC253-SERIES
■ Ultra low phase jitter: 0.5ps ( 12 kHz to 20MHz )
■ LVCMOS/ LVTTL compatible output
■ SMD package 2.5 x 2.0 mm
ELECTRICAL SPECIFICATIONS
PARAMETER
SYMBOL
CONDITION
Min.
VALUE
Typ.
Max.
80
1.8
2.5
2.8
3.3
29
31
-20
-40
-10
-20
-25
-50
-1.5
-5.0
1.89
2.75
3.08
3.63
31
33
+70
+85
+10
+20
+25
+50
1.5
5.0
150
30
31
10
70
7
6
1.5
0.5
1.5
2.0
70%
30%
100
2
250
10
10
2.0
1.0
2.0
3.0
UNIT
Frequency Range
f
0
Any Frequency between Frequency
range, accurate to
6 decimal places
Supply voltages between 2.5V and
3.3V can be supported in increments
of 0.1V
Vs = 1.8V,
f
0
=20MHz, no load
condition
Vs = 2.5V,2.8V and 3.3V
f
0
=20MHz,
no load condition
Extended Commercial
Industrial
Including First Year aging, initial
frequency tolerance at 25°C,
Frequency stability over temperature
range, supply variation, load variation
First year
10 years
1
1.71
2.25
2.52
2.97
MHz
V
V
V
V
mA
mA
C
°C
ppm
ppm
ppm
ppm
ppm
ppm
ms
mA
mA


ms
ms
ns
ps
ps
ps
Vs
Vs
Supply Voltage
Vs
Supply Current
Is
Operating Temperature
T
a
Frequency Stability
Δf/f
0
Δf/Δt
y
Δf/Δt
y
T
E/D
Long term stability, aging
Enable / Disable Time
f
0
=80MHz, for other frequencies,
T
E/D
=100ns+ 3 cycles
Vs=1.8V, E/D =GND, output is
weakly pulled down
Vs=2.5V,2.8Vor 3.3V, E/D =GND
output is weakly pulled down
STBY=GND,Vs=1.8V
STBY=GND,Vs=2.5V,2.8V or 3.3V
Output is weakly pulled down
Measured from the time Vs reaches
its rated minimum value
Measured from the time STBY pin
crosses 50% threshold
Enable / Disable Current
I
E/D
Standby Current
Startup Time
Resume Time
Rise/ Fall Time
RMS Phase Jitter
RMS Period Jitter
Input Voltage High
Input Voltage Low
Input pull-up impedance
Istby
T
ST
T res
Tr / Tf
J
PH
J
P
V
IH
V
IL
Z
in
C
L
= 15pF, 10% - 90% Vs
f
0
=10MHz,BW 12KHz to 20MHz
f
0
=75 MHz,Vs=2.5V,2.8V or 3.3V
f
0
=75 MHz, Vs=1.8V
Pin 1, E/D or STBY
Pin 1, E/D or STBY
Pin 1 E/D High or Low, STBY= High
STBY = Low
RALTRON ELECTRONICS
10400 N.W . 33
rd
St
Miam i, Florida 33172
U.S.A.
phone: +1-305-593-6033
fax: +1-305-594-3973
e-mail: sales@raltron.com
internet: http://www.raltron.com
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