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
TFLD546EG
40.0M
SURFACE MOUNT 9x14mm
3.3V LVCMOS TCXO
ABSOLUTE MAXIMUM RATINGS
PARAMETER
TABLE 1.0
NOTE
TFLD546EG
UNITS
MINIMUM NOMINAL MAXIMUM
UNITS
°C
Storage Temperature
-40
-
-
85
6
Supply Voltage
(Vcc)
-0.6
Vdc
DESCRIPTION
OPERATING SPECIFICATIONS
PARAMETER
TABLE 2.0
NOTE
MINIMUM NOMINAL MAXIMUM
UNITS
MHz
The Connor-Winfield
Frequency Range
(Fo)
12.80
-
-
156.25
TFLD546EG is a Surface Mount
Temperature Compensated
Crystal Oscillator (TCXO).
Operating at 3.3Vdc, the
TFLD546EG will maintain
4.6ppm frequency tolerance
over 20 years. The TFLD546EG
is offered in a surface mount
package for automated
assembly.
Frequency Calibration @ 25°C
Frequency Tolerance
-1.5
1.5
ppm
-4.6
-
4.6
ppm
1
Operating Temperature Range
Supply Voltage
0
-
70
°C
(Vcc)
(Icc)
3.135
3.3
9
3.465
Vdc
Supply Current
-
-
-
-
-
-
-
-
25
5
1
-
mA
Period Jitter
3
ps rms
ps rms
dBc/Hz
dBc/Hz
dBc/Hz
dBc/Hz
dBc/Hz
Phase 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
0.5
-60
-90
-120
-135
-145
-
-
-
-
INPUT CHARACTERISTICS FOR TRI-STATE ENABLE / DISABLE
TABLE 3.0
Enable Voltage (High)
Disable Voltage (Low)
(Vih)
(Vil)
70%Vcc
-
-
-
-
Vdc
Vdc
2
FEATURES
30%Vcc
3.3V OPERATION
LVCMOS OUTPUT CHARACTERISTICS
TABLE 4.0
NOTE
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
%
TEMPERATURE RANGE: 0 to 70°C
LOW JITTER <1pS RMS
0.4
-
-
Current
-4
-
-
4
Duty Cycle at 50% of Vcc
45
50
3
55
5
TRI-STATE ENABLE/DISABLE
FUNCTION
Rise / Fall Time 10% to 90%
ns
SURFACE MOUNT PACKAGE
TAPE AND REEL PACKAGING
RoHS COMPLIANT / LEAD FREE
PACKAGE CHARACTERISTICS
TABLE 5.0
Package
Non-hermetic package consisting of an FR4 substrate with grounded metal
cover.
PROCESS RECOMMENDATIONS
TABLE 6.0
RoHS compliant, lead free. See solder profile page 2.
Ultrasonic cleaning is not recommended.
Soldering Process
Wash
ORDERING INFORMATION
Note:
TFLD546EG - 040.0M
1) Inclusive of calibration, frequency vs. temperature stability, supply voltage change, load
change, shock and vibration, 20 years aging.
2) Oscillator output is enabled with no connection on pad 1. Output is at high impedance
when disabled.
TCXO
SERIES
CENTER
FREQUENCY
Specifications subject to change without notice.
09/29/09
Tx154
1
2
02
REV:
Copyright 2001 Connor-Winfield all rights reserved.
a
DATA SHEET #:
PAGE
OF
DATE: