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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 3.3V SURFACE MOUNT HCMOS TCXO WITH TRI-STATE ENABLE / DISABLE
ABSOLU TE MAX IMUM RATING S
PARAMETER Storage Temperature Supply Voltage Input Voltage UNITS (Vcc) MINIMUM -40 -0.6 -0.5 NOMINAL MAXIMUM 85 6 Vcc+0.5 UNITS C Vdc Vdc TABLE 2.0 (Fo) MINIMUM 12.80 -1.5 -4.6 -40 3.135 NOMINAL 3.3 9 MAXIMUM 156.25 1.5 4.6 85 3.465 25 5 1 UNITS MHz ppm ppm C Vdc mA ps rms ps rms TABLE 3.0 12.8 -60 -90 -120 -135 -145 77.76 -60 -90 -120 -135 -145 155.52 -50 -80 -115 -130 -140 MHz dBc/Hz dBc/Hz dBc/Hz dBc/Hz dBc/Hz TABLE 4.0 (Vih) (Vil) 70% Vcc 30% Vcc Vdc Vdc TABLE 5.0 MINIMUM 2.0 -4 45 NOMINAL MAXIMUM 15 0.4 4 55 5 UNITS pF Vdc Vdc mA mA % nS NOTE 2 NOTE TABLE 1.0 NOTE
CW 0521 TFLD646E 100MHZ
TFLD646E
DESCRIPTION
OPERATING SPECIFIC ATIONS
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)
1
(Vcc) (Icc)
PHASE NOISE CHARACTERISTICS
Typical Phase Noise Measurements @ 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
The Connor Winfield TFLD646E is a Surface Mount Fixed Frequency Temperature Compensated Crystal Oscillator (TCXO). Operating at 3.3Vdc, the TFLD646E will maintain 4.6ppm frequency tolerance for 20 years over the Industrial Temperature Range. The TFLD646E is offered in a surface mount package for automated assembly.
FEATURES 3.3V OPERATION OVERALL FREQUENCY TOLERANCE: 4.6ppm OVER 20 YEARS. TEMPERATURE RANGE: -40 to 85C LOW JITTER <1pS RMS TRI-STATE ENABLE / DISABLE FUNCTION SURFACE MOUNT PACKAGE TAPE AND REEL PACKAGING
INPUT CHARACTERISTICS
Enable Voltage (High) Disable Voltage (Low)
HCMOS OUTPUT CHARACTERISTICS
PARAMETER LOAD Voltage (High) (Low) (High) (Low) Duty Cycle at 50% of Vcc Rise / Fall Time 10% to 90% Current
(Voh) (Vol) (Ioh) (Ioh)
50 3
PACKAG E CHARACTERISTICS
Package
TABLE 6.0 Non-hermetic package consisting of an FR4 substrate with grounded metal cover. TABLE 7.0 See solder profile page 2. Ultrasonic cleaning is not recommended.
RoHS COMPLIANT / LEAD FREE
PROCESS RECOMMENDATIONS
Soldering Process Wash
ORDERING INFORMATION
TFLD646E - 100.0MHz
TCXO SERIES CENTER FREQUENCY
Note: 1) Inclusive of calibration, frequency vs. t emperature stability, supply voltage c hange, load change, shock and vibration, 20 years ag ing. 2) Oscillator output is enabled with no co nnection on pad 1. Output is at high im pedance when disabled.
DATA SHEET #: Tx139 PAGE 1 OF 2 REV: 01 DATE: 11/17/06
Specifications subject to change without notice.
aCopyright 2001 Connor-Winfield all rights reserved.
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
Package Layout
.210 MAX
(5.33mm)
Suggested Pad Layout
0.085 (2.16mm) 0.375 (9.52mm) 0.085 (2.16mm)
CW TFLD646E 100MHZ
0.060 (1.52mm)
3 2 1
4 5 6
0.260 (6.60mm)
0.40 (1.02mm)
0.555 (14.10mm)
Dimensional Tolerance: .005 (.127mm)
0.375 (9.52mm)
KEEP OUT AREA
Output Waveform
Solder Profile
Temperature 260C 220C
260C
90%
180C 150C 120C
10%
0 120 S Max. Time 10 S 60 S Max. 360 Sec. Max.
Test Circuit
3.3Vdc
N/C
Pin Connections
6 1
5 2
4 3
E/D N/C
Pin 1 2 3 4 5 6
TABLE 8.0 Connection Enable / Disable N/C Ground Output N/C Vcc
Specifications subject to change without notice. DATA SHEET #: Tx139 PAGE 2 OF 2 REV: 01 DATE: 11/17/06
aCopyright 2001 Connor-Winfield all rights reserved.

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