HIGH FREQUENCY, LOW JITTER, LEADED OSCILLATOR
FOR GIGABIT ETHERNET APPLICATIONS
FEATURES
LOW JITTER
3rd OVERTONE CRYSTAL DESIGN
MODEL CE7450A
SPECIFICATIONS
PARAMETER
SUPPLY VOLTAGE, NOMINAL
SUPPLY CURRENT, MAX
NOMINAL FREQUENCY
OVERALL FREQUENCY STABILITY MAX
HCMOS
DUTY CYCLE
RISE & FALL TIME, MAX
ENABLE OPTION
DISABLE OPTION
JITTER
STORAGE TEMPERATURE
ABSOLUTE VOLTAGE RANGES
CONDITIONS
Vcc ±5%
Vcc=3.3V, Ta=25ºC, 15pF LOAD
-
Ta=-40ºC to +85ºC, (REF. TO 25ºC),
f/fc (Ta)
Vcc=+3.3 VDC, 15pF LOAD
VOH / VOL LOAD=15pF; Vcc=3.3V
DC
LOAD, NOM. / 50% Vcc
tr / tf
20% TO 80% Vout, 80% TO 20% Vout
(pin 1)
(pin 1)
J
PIN 1 = "HIGH" OR OPEN
PIN 1 = "LOW " OR GROUND
Fj > 1 KHz, 1
SYMBOL
Vcc
Is
fo
REVISION: B
DATE: 10/30/01
VALUE
3.3
70.0
125.00, 133.00, 150.25
±50.0
2.97 / 0.3
40 TO 60
3
OSCILLATING
TRI-STATE (OUTPUT PIN HIGH-Z)
1 pS RMS
-55 TO +125
-0.5 TO +7.0
UNIT
V
mA
MHz
PPM
V
%
ns
-
-
pS
ºC
V
T(store)
-
Vcc, Vc(abs) NON-DESTRUCTIVE, DC
OUTLINE DRAWING
Scale none Dimension in
COLORED DOT
INDICATES
PIN 1 LOCATION
MARKING
AREA
REFLOW SOLDERING PROFILE
mm
inch
240 °C
REFLOW
TEMPERATURE
PREHEATING
150 °C
COOLING
.031 ± .003
0.79 ± .08
5.08 MAX
.200 MAX
25 °C
0.46 ± .08 DIA
.018 ± .003 DIA
100 s TYPICAL
10 s
TIME (SECONDS)
6.35 MIN
.250 MIN
PIN 1
15.24 ± .13
.600 ± .005
PIN 7
13.20 MAX
.519 MAX
.300 ± .005
PACKAGING
25 PIECES PER PLASTIC TUBE
PIN 14
12.19
.480
20.80 MAX
PIN 8
.819 MAX
ENABLE / DISABLE FUNCTION TABLE
PIN
1
7
8
14
FUNCTION
E/D
CASE/GND
OUTPUT
Vcc
EXAMPLE:
CE7450A-D3-125.000
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
7.62 ± .13
4.57
.180
RALTRON [ Raltron Electronics Corporation ]
