Ultra Precise
TCXO / VCTCXO
Features
Description
TCXO Models:
TB5B - TD5B
The Connor Winfieldl Tx5B-series are
miniature 5x7mm Surface Mount
Temperature Compensated Crystal
Oscillator (TCXO) or Voltage
2111 Comprehensive Drive
Aurora, Illinois 60505
Phone: 630-851-4722
Fax: 630-851-5040
VCTCXO Models:
TF5B - TH5B
3.3V or 5.0V Operation
Controlled Temperature
Clipped Sinewave Output Logic
Frequency Stability: +/-0.10ppm
Temperature Range: 0 to 70°C
Frequency Tolerance: +/-4.6ppm for 10 yrs.
Low Jitter <1pS RMS
Compensated Crystal Oscillator
(VCTCXO) with a Clipped Sinewave
output. Through the use of Analog
Temperature Compensation, the
Tx5B-series are capable of holding
sub 0.1-ppm stabilities over the
commercial temperature range.
Recommended for STRATUM 3
applications
www.conwin.com
US Headquarters
630-851-4722:
European Headquarters:
+353-61-472221
Tri-State Enable/Disable Function
5x7mm Surface Mount Package
Tape and Reel Packaging
RoHS Compliant / Lead Free
Specifications
ABSOLUTE MAXIMUM RATINGS
TABLE 1
PARAMETER
UNITS
MINIMUM NOMINAL MAXIMUM
UNITS
°C
NOTE
Storage Temperature
Supply Voltage
Input Voltage
-55
-0.5
-0.5
-
-
-
125
6.0
(Vcc)
(Vc)
Vdc
Vdc
Vcc+0.5
OPERATING SPECIFICATIONS
TABLE 2
NOTE
PARAMETER
MINIMUM
NOMINAL
MAXIMUM
26.0
1.00
0.10
70
UNITS
MHz
Frequency Range
6.4
-
Frequency Calibration
Frequency Stability
(TCXO Models)
-1.00
-
ppm
-0.10
-
ppm
1
Operating Temperature Range
Aging First Year
0
-
°C
-1.0
-
1.0
ppm
Supply Voltage Variation. (Vcc 5%)
Load Coefficient, 5%
-0.025
-
0.025
0.025
1.00
4.6
ppm
-0.025
-
ppm
Frequency shift after reflow soldering
Total Frequency Tolerance
Supply Voltage Models TB5B and TF5B
Models TD5B and TH5B
-1.00
-
ppm
-4.6
-
ppm
2
3
3
(Vcc)
(Vcc)
(Icc)
3.135
3.3
3.465
5.25
10
Vdc
4.75
5.0
Vdc
Supply Current
-
-
-
-
-
-
-
-
6
-
-
-
-
-
-
-
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
Startup Time
5
ps rms
ps rms
dBc/Hz
dBc/Hz
dBc/Hz
dBc/Hz
ms
1
-80
-110
-135
-150
10
INPUT CHARACTERISTICS for VOLTAGE CONTROL (Pad 10)
TABLE 3
Notes
PARAMETER
MINIMUM
0.3
NOMINAL
MAXIMUM
UNITS
Vdc
Control Voltage Range (Vcc = 3.3V)
Frequency Tuning
Input Impedance
Linearity
(Vc)
1.65
3.0
10
-
-
-
-
-
-
ppm
Ohms
%
100K
5
Slope
Positive
INPUT CHARACTERISTICS for ENABLE / DISABLE FUNCTION (Pad 8)
TABLE 3
NOTE
4
PARAMETER
MINIMUM
70% Vdd
-
NOMINAL
MAXIMUM
-
UNITS
Vdc
Enable Voltage (High) or open circuit
Disable Voltage (Low) Output Tri-stated
(Vih)
(Vil)
-
-
30% Vdd
Vdc
Bulletin
Page
Tx189
CLIPPED SINEWAVE OUTPUT CHARACTERISTICS (Pad 5)
TABLE 4
PARAMETER
Load
MINIMUM
NOMINAL
MAXIMUM
UNITS
Notes
1 of 2
04
-
10KOhm//10pF
-
-
-
5
Revision
Date
Output Voltage
1.00
V pk-pk
13 Dec 2007
Specifications subject to change without notice. All dimensions in inches. © Copyright 2007 The Connor-Winfield Corporation