CE7450A - Raltron Electronics Corporation

HIGH FREQUENCY, LOW JITTER, LEADED OSCILLATOR
FOR GIGABIT ETHERNET APPLICATIONS
FEATURES
MODEL CE7450A
LOW JITTER
3rd OVERTONE CRYSTAL DESIGN
REVISION: B
DATE: 10/30/01
SPECIFICATIONS
PARAMETER
SUPPLY VOLTAGE, NOMINAL
SUPPLY CURRENT, MAX
NOMINAL FREQUENCY
SYMBOL
Vcc
Is
fo
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
OVERALL FREQUENCY STABILITY MAX
HCMOS
DUTY CYCLE
RISE & FALL TIME, MAX
ENABLE OPTION
DISABLE OPTION
(pin 1)
(pin 1)
JITTER
J
STORAGE TEMPERATURE
ABSOLUTE VOLTAGE RANGES
PIN 1 = "HIGH" OR OPEN
PIN 1 = "LOW " OR GROUND
±50.0
PPM
2.97 / 0.3
40 TO 60
3
V
%
ns
OSCILLATING
TRI-STATE (OUTPUT PIN HIGH-Z)
-
1 pS RMS
pS
-55 TO +125
-0.5 TO +7.0
ºC
V
T(store)
Vcc, Vc(abs) NON-DESTRUCTIVE, DC
REFLOW SOLDERING PROFILE
Scale none Dimension in
mm
inch
REFLOW
240 °C
TEMPERATURE
MARKING
0.79 ± .08
0.46 ± .08 DIA
COOLING
100 s TYPICAL
10 s
.018 ± .003 DIA
.180
7.62 ± .13
PIN 7
PIN 14
12.19
.300 ± .005
15.24 ± .13
.600 ± .005
.250 MIN
6.35 MIN
TIME (SECONDS)
PIN 1
4.57
PREHEATING
150 °C
25 °C
.200 MAX
5.08 MAX
.031 ± .003
AREA
13.20 MAX
.519 MAX
UNIT
V
mA
MHz
Fj > 1 KHz, 1
OUTLINE DRAWING
COLORED DOT
INDICATES
PIN 1 LOCATION
VALUE
3.3
70.0
125.00, 133.00, 150.25
PACKAGING
25 PIECES PER PLASTIC TUBE
PIN 8
.480
20.80 MAX
.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: sa[email protected] Internet: http://www.raltron.com