THE CONNOR-WINFIELD CORP.
2111 COMPREHENSIVE DRIVE.
AURORA, IL 60505.
FAX (630) 581-5040.
PHONE (630) 851-4722.
www.conwin.com
P R O D U C T D A T A S H E E T
CRYSTAL CONTROLLED OSCILLATORS
SURFACE MOUNT “J” LEADED HCMOS
CLOCK OSCILLATOR
MSD644
ABSOLUTE MAXIMUM RATINGS
PARAMETER
TABLE 1.0
NOTE
UNITS
MINIMUM NOMINAL MAXIMUM
-55 125
-0.5
UNITS
°C
Storage Temperature
-
DESCRIPTION
Supply Voltage
(Vcc)
-
7
Vdc
OPERATING SPECIFICATIONS
PARAMETER
TABLE 2.0
NOTE
The Connor-Winfield MSD644
is a hermetically sealed surface
mount 5.0V Crystal Controlled
Oscillator (XO) HCMOS/TTL
Compatible. The MSD644 is
designed for applications
requiring low jitter and tight
stability.
MINIMUM NOMINAL MAXIMUM
UNITS
MHz
Frequency Range
(Fo)
1.8
-
-
80
Total Frequency Tolerance
Operating Temperature Range
Supply Voltage
-20
20
ppm
1
-40
-
85
°C
(Vcc)
(Icc)
4.50
5.00
-
5.50
Vdc
Supply Current
-
-
-
-
-
-
-
-
50
5
1
-
mA
Jitter (BW=10Hz to 20MHz)
Jitter (BW=12kHz to 20MHz)
SSB Phase Noise at 10Hz offset
SSB Phase Noise at 100Hz offset
SSB Phase Noise at 1KHz offset
SSB Phase Noise at 10KHz offset
SSB Phase Noise at 100KHz offset
-
ps rms
ps rms
dBc/Hz
dBc/Hz
dBc/Hz
dBc/Hz
dBc/Hz
-
-60
-90
-125
-135
-140
-
-
-
-
INPUT CHARACTERISTICS
PARAMETER
TABLE 3.0
FEATURES
MINIMUM NOMINAL MAXIMUM
>70%Vcc
UNITS
Vdc
NOTE
Tri-state Enable Voltage
Tri-state Disable Voltage
(Vih)
(Vil)
-
-
2
2
5.0V OPERATION
-
-
<30%Vcc
Vdc
LOW JITTER <1ps RMS
HCMOS OUTPUT
CHARACTERISTICS
PARAMETER
TABLE 40
NOTE
FREQUENCY TOLERANCE: ±20ppm
TEMPERATURE RANGE: -40 to 85°C
MINIMUM NOMINAL MAXIMUM
UNITS
pF
LOAD
-
-
-
-
50
Voltage
(High)
(Low)
(High)
(Low)
(Voh)
(Vol)
(Ioh)
(Ioh)
> 0.9(Vcc)
-
Vdc
Vdc
mA
mA
%
-
-16
-
< 0.1(Vcc)
TRI-STATE ENABLE/DISABLE
FUNCTION
-
Current
-
-
16
55
3
TAPEAND REEL PACKAGING
Duty Cycle at 50% of Vcc
45
-
50
1.5
Rise / Fall Time 10% to 90%
nS
PACKAGE CHARACTERISTICS
TABLE 50
Package
Hermetically sealed, ceramic package with gold plated J leads.
Note:
ORDERING INFORMATION
1) Inclusive of calibration, frequency vs. temperature stability, supply voltage change, load change,
shock and vibration, 20 years aging.
MSD644 - 51.84 MHz
2) Oscillator output is enabled with no connection on pad 1
HCMOS
CLOCK
SERIES
CENTER
FREQUENCY
Specifications subject to change without notice.
Copyright 2001 Connor-Winfield all rights reserved.
a
8/7/02
Hc191
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