Raltron Electronics Corporation 10651 NW 19th St. Miami, Florida 33172 U.S.A.
Tel: 305-593-6033 Fax: 305-594-3973 e-mail: sales@raltron.com Internet: http://www.raltron.com
PREHEATING
REFLOW
COOLING
240 C
150 C
25 C
TIME (SECONDS)
TEMPERATURE
100 s TYPICAL
10 s
HIGH FREQUENCY, LOW JITTER, SMD OSCILLATOR
FOR GIGABIT ETHERNET APPLICATIONS
MODEL CO8920A
SPECIFICATIONS
ENABLE / DISABLE FUNCTION TABLE
OUTLINE DRAWING
CARRIER TAPE DIMENSIONS
REFLOW SOLDERING PROFILE
Scale none Dimension in
mm
inch
FEATURES
SMALL SMD PACKAGE
LOW JITTER
3rd OVERTONE CRYSTAL DESIGN
REVISION: B
DATE: 10/26/01
1
MARKING
LABEL
2.54 TYP
.100 TYP
.46 TYP
.018 TYP
4.70 MAX
.185 MAX
8.88
.350
9.77 MAX
.385 MAX
13.96
.550
7.61 .20
.300
.008
0.76
.030
1
2
3
4
PIN
FUNCTION
1
N/C
2
CASE/GND
3
OUTPUT
4
Vcc
EXAMPLE:
CO8920A-D3-125.000-C-T-4
PARAMETER
SYMBOL
CONDITIONS
VALUE
UNIT
MHz
SUPPLY VOLTAGE, NOM.
Vcc
Vcc = 5%
3.3
V
SUPPLY CURRENT, MAX.
Is
Vcc =+3.3VDC, Ta=+25C, 50
to+1.3VDC load
135
mA
PECL OUTPUT
VOH/VOL load = 50
to +1.3VDC, Vcc, nom.
2.275/1.68
V
DUTY CYCLE
DC
load = 50
to +1.3VDC / 50%Vcc
45...55
%
RISE AND FALL TIME
tr / tf
20%~80% Vout, 80%~20% Vout
1.7
ns
JITTER, RMS, MAX
J
1
,
Fj = 12KHz...20MHz 1
ps
20.0
ppm
FREQ. CALIBRATION TOLERANCE, MAX (fo-fc)/fo
Vcc=+3.3VDC, Ta=+25C, 50
to +1.3VDC load
15.0
ppm
OPERATING TEMPERATURE RANGE
Ta
-
-40...+85
C
STORAGE TEMPERATURE RANGE
T(stg)
-
-55...+90
C
125.00, 133.00,
156.25
OVERALL FREQ. STAILITY, MAX.
INCLUDING TEMPERATURE, 5% LOAD & SUPPLY VARIATION,
& 10 YEARS AGING
FREQUENCY, NOM
fo
f/fc
-
1 .5 0 .1
.0 5 9 0 .00 4
.1 5 7 0 .00 4
4 .0 0 .1
1.
7
5
0.
1
2 .1 6 0 .1
.0 8 5 0 .00 4
16
.
0
0.
3
.
630
0
.
0
1
2
.3 1 5 0 .00 4
8 .0 0 .1
7
.
5
0.
1
.
295
0
.
0
0
4
2 .0 0 .1
.0 7 9 0 .00 4
1 .5 0 .1 D IA
.0 6 0 .0 04 D IA
.
069
0
.
0
0
4
6.
7
5
.
266
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