THE CONNOR-WINFIELD CORP.
2111 COMPREHENSIVE DRIVE.
AURORA, IL 60505.
FAX (630) 851-5040.
PHONE (630) 851-4722.
www.conwin.com
PRODUCT
D ATA
SHEET
CRYSTAL CONTROLLED OSCILLATORS
SURFACE MOUNT 3.3V HCMOS VCTCXO
ABSOLUTE MAXIMUM RATINGS
PARAMETER
Storage Temperature
Supply Voltage
Control Voltage
UNITS
(Vcc)
(Vc)
MINIMUM
-40
-0.5
-0.5
NOMINAL
-
-
-
MAXIMUM
85
6
6
UNITS
°C
Vdc
Vdc
TABLE 2.0
(Fo)
MINIMUM
12.8
-1.0
-4.6
-40
3.135
-
-
-
-
-
-
-
-
NOMINAL
-
-
-
-
3.3
9
-
-
-65
-95
-125
-135
-145
MAXIMUM
77.76
1.0
4.6
70
3.465
25
5
1
-
-
-
-
-
UNITS
MHz
Ppm
ppm
°C
Vdc
mA
ps rms
ps rms
dBc/Hz
dBc/Hz
dBc/Hz
dBc/Hz
dBc/Hz
TABLE 3.0
MINIMUM
(Vc)
0.3
±10
-15
10k
NOMINAL
1.65
-
-
-
MAXIMUM
3.0
-
15
-
UNITS
Vdc
ppm
%
Ohm
TABLE 4.0
MINIMUM
-
2.0
-
-8
-
45
-
NOMINAL
-
-
-
MAXIMUM
15
-
0.4
-
8
55
5
UNITS
pF
Vdc
Vdc
mA
mA
%
nS
NOTE
3
NOTE
NOTE
1
2
TABLE 1.0
NOTE
CW 0701
TVLD746
77.76M
TVLD746
DESCRIPTION
OPERATING SPECIFICATIONS
PARAMETER
Frequency Range
Frequency Stability
Total Frequency Tolerance
Operating Temperature Range
Supply Voltage
Supply Current
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
(Vcc)
(Icc)
The Connor-Winfield TVLD746 is
a Surface Mount Voltage
Controlled Temperature
Compensated Crystal Oscillator
(VCTCXO). The TVLD746 is
designed for applications
requiring very tight frequency
stability vs. Temperature. The
TVLD746 is offered in a surface
mount package for automated
assembly.
INPUT CHARACTERISTICS
PARAMETER
Control Voltage
Frequency Pullability
Frequency Adjust Linearity
Input Impedance
FEATURES
3.3V OPERATION
OVERALL FREQUENCY STABILITY:
±4.6ppm.
VOLTAGE CONTROLLED FREQUENCY
ADJUST
TEMPERATURE RANGE: -40 to 70°C
LOW JITTER <1pS RMS
HCMOS OUTPUT CHARACTERISTICS
PARAMETER
LOAD
Voltage
(High)
(Low)
Current
(High)
(Low)
Duty Cycle at 50% of Vcc
Rise / Fall Time 10% to 90%
(Voh)
(Vol)
(Ioh)
(Ioh)
-
-
50
3
PACKAGE CHARACTERISTICS
Package
PROCESS RECOMMENDATIONS
Solder Reflow
Wash
TABLE 5.0
Non-hermetic package consisting of an FR4 subst rate with grounded metal
cover.
TABLE 6.0
The component solder used internal to this device has a m elting point of
221°C. The peak temperature inside the device should be less than or
equal to 220°C for a maximum of 10 seconds
Ultrasonic cleaning is not recommended.
SURFACE MOUNT PACKAGE
TAPE AND REEL PACKAGING
ORDERING INFORMATION
Note:
1) Frequency stability vs. change in temperature.
2) Inclusive of calibration, frequency vs. temperature stability, supply voltage change, load change,
shock and vibration and aging for 10 years.
3) Positive Slope.
TVLD746 - 77.76MHz
TCXO
SERIES
CENTER
FREQUENCY
Specifications subject to change without notice.
DATA SHEET #:
Tx104
PAGE
1
OF
2
REV:
02
DATE:
3/30/04
a
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