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 U C T D A T A S H E E T
CRYSTAL CONTROLLED OSCILLATORS
CW 0846
TFLD646G
100M
SURFACE MOUNT 9x14mm
3.3V LVCMOS TCXO
TFLD646G
ABSOLUTE MAXIMUM RATINGS
PARAMETER
TABLE 1.0
NOTE
UNITS
MINIMUM NOMINAL MAXIMUM
UNITS
°C
Storage Temperature
Supply Voltage
-40
-
-
85
6
(Vcc)
-0.6
Vdc
DESCRIPTION
OPERATING SPECIFICATIONS
PARAMETER
TABLE 2.0
NOTE
The Connor-Winfield TFLD646G
is a Surface Mount Temperature
Compensated Crystal Oscillator
(TCXO). Operating at 3.3Vdc,
the TFLD646G will maintain
4.6ppm frequency tolerance
over 20 years. The TFLD646G is
offered in a surface mount
package for automated
MINIMUM NOMINAL MAXIMUM
UNITS
MHz
ppm
Frequency Range
(Fo)
12.80
-1.5
-4.6
-40
3.135
-
-
-
155.52
1.5
4.6
85
Frequency Calibration @ 25°C
Frequency Tolerance
Operating Temperature Range
Supply Voltage
-
ppm
1
-
°C
(Vcc)
(Icc)
3.3
9
3.465
25
Vdc
Supply Current
mA
Period Jitter
-
3
5
ps rms
ps rms
Phase Jitter (BW=12kHz to 20MHz)
-
0.5
1
assembly.
PHASE NOISE CHARACTERISTICS
Typical Phase Noise Measurements @:
SSB Phase Noise at 10Hz offset
TABLE 4.0
12.80
-60
77.76
-60
155.52
-50
MHz
dBc/Hz
dBc/Hz
dBc/Hz
dBc/Hz
dBc/Hz
SSB Phase Noise at 100Hz offset
SSB Phase Noise at 1KHz offset
-90
-90
-80
-120
-135
-145
-120
-135
-145
-115
-130
-140
SSB Phase Noise at 10KHz offset
SSB Phase Noise at 100KHz offset
FEATURES
LVCMOS OUTPUT CHARACTERISTICS
TABLE 5.0
NOTE
3.3V OPERATION
PARAMETER
MINIMUM NOMINAL MAXIMUM
UNITS
pF
OVERALL FREQUENCY TOLERANCE:
4.6ppm OVER 20 YEARS.
LOAD
-
2.0
-
-
-
-
15
-
Voltage
(High)
(Low)
(High)
(Low)
(Voh)
(Vol)
(Ioh)
(Ioh)
Vdc
Vdc
mA
mA
%
0.4
-
TEMPERATURE RANGE: -40 to 85°C
LOW JITTER <1pS RMS
-
Current
-4
-
-
4
Duty Cycle at 50% of Vcc
45
50
3
55
5
Rise / Fall Time 10% to 90%
ns
SURFACE MOUNT PACKAGE
TAPE AND REEL PACKAGING
RoHS COMPLIANT / LEAD FREE
PACKAGE CHARACTERISTICS
TABLE 6.0
Package
Non-hermetic package consisting of an FR4 substrate with grounded metal
cover.
PROCESS RECOMMENDATIONS
TABLE 7.0
RoHS compliant, lead free. See solder profile, page 2.
Ultrasonic cleaning is not recommended.
Soldering Process
Wash
ORDERING INFORMATION
Note:
TFLD646G - 100.0M
1) Inclusive of calibration, frequency vs. temperature stability, supply voltage change, load
change, shock and vibration, 20 years aging.
TCXO
SERIES
CENTER
FREQUENCY
Specifications subject to change without notice.
12/11/08
Tx250
1
2
00
Copyright 2001 Connor-Winfield all rights reserved.
a
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