THE CONNOR-WINFIELD CORP.
2111 COMPREHENSIVE DRIVE.
AURORA, IL 60505.
FAX (630) 851-5040.
PHONE (630) 851-4722.
www.conwin.com
P R O D UC T D ATA S H E E T
CRYSTAL CONTROLLED OSCILLATORS
CW 0701
TVLD746
77.76M
SURFACE MOUNT 3.3V HCMOS VCTCXO
ABSOLUTE MAXIMUM RATINGS
PARAMETER
TABLE 1.0
NOTE
UNITS
MINIMUM NOMINAL MAXIMUM
UNITS
°C
Storage Temperature
Supply Voltage
-40
-0.5
-0.5
-
-
-
85
6
TVLD746
(Vcc)
(Vc)
Vdc
Vdc
Control Voltage
6
OPERATING SPECIFICATIONS
PARAMETER
TABLE 2.0
NOTE
DESCRIPTION
MINIMUM NOMINAL MAXIMUM
UNITS
MHz
Frequency Range
(Fo)
12.8
-
-
77.76
Frequency Stability
-1.0
1.0
Ppm
1
2
The Connor-Winfield TVLD746 is
a Surface Mount Voltage
Controlled Temperature
Total Frequency Tolerance
Operating Temperature Range
Supply Voltage
-4.6
-
4.6
ppm
-40
-
70
°C
(Vcc)
(Icc)
3.135
3.3
9
3.465
Vdc
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.
Supply Current
-
-
-
-
-
-
-
-
25
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
-
-65
-95
-125
-135
-145
-
-
-
-
INPUT CHARACTERISTICS
PARAMETER
TABLE 3.0
NOTE
MINIMUM NOMINAL MAXIMUM
UNITS
Vdc
Control Voltage
(Vc)
0.3
±10
-15
10k
1.65
3.0
-
Frequency Pullability
Frequency Adjust Linearity
Input Impedance
-
-
-
ppm
%
3
15
-
FEATURES
Ohm
HCMOS OUTPUT CHARACTERISTICS
PARAMETER
TABLE 4.0
NOTE
3.3V OPERATION
MINIMUM NOMINAL MAXIMUM
UNITS
pF
OVERALL FREQUENCY STABILITY:
±4.6ppm.
LOAD
-
2.0
-
-
-
-
15
-
Voltage
Current
(High)
(Low)
(High)
(Low)
(Voh)
(Vol)
(Ioh)
(Ioh)
Vdc
Vdc
mA
mA
%
0.4
-
VOLTAGE CONTROLLED FREQUENCY
ADJUST
-
-
-8
-
8
Duty Cycle at 50% of Vcc
45
-
50
3
55
5
TEMPERATURE RANGE: -40 to 70°C
LOW JITTER <1pS RMS
Rise / Fall Time 10% to 90%
nS
PACKAGE CHARACTERISTICS
TABLE 5.0
SURFACE MOUNT PACKAGE
TAPEAND REEL PACKAGING
Package
Non-hermetic package consisting of an FR4 substrate with grounded metal
cover.
PROCESS RECOMMENDATIONS
Solder Reflow
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
Wash
Ultrasonic cleaning is not recommended.
ORDERING INFORMATION
Note:
TVLD746 - 77.76MHz
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.
TCXO
CENTER
FREQUENCY
SERIES
3) Positive Slope.
Specifications subject to change without notice.
3/30/04
Tx104
1
2
02
REV:
Copyright 2001 Connor-Winfield all rights reserved.
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