THE CONNOR-WINFIELD CORP.
2111 COMPREHENSIVE DRIVE.
AURORA, IL 60505.
FAX (630) 851-5040.
PHONE (630) 851-4722.
HTTP://WWW.CONWIN.COM
P R O D U C T D A T A S H E E T
Specifications subject to change without notice.
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Copyright 2001 Connor-Winfield all rights reserved.
a
CRYSTAL CONTROLLED OSCILLATORS
1
2
5.0V HCMOS TCXO 14 Pin DIP Crystal Oscillator
Tx126
03
10/20/06
The Connor-Winfield HTFx-
Series and the HTFxA-Series
are a 5.0V HCMOS,
hermetically sealed, fixed
frequency, Temperature
Compensated Crystal
Oscillator (TCXO). The
HTFx-Series and the HTFxA-
Series are designed for
applications requiring very
tight frequency stability.
HTF2A - 19.44MHz
TCXO
SERIES
CENTER
FREQUENCY
FEATURES
DESCRIPTION
ORDERING INFORMATION
5.0V OPERATION
LOW JITTER <1ps RMS
FREQUENCY STABILITY:
HTF2 / HTF2A: 1.0ppm: 0 to 50C
HTF3 / HTF3A: 2.5ppm: 0 to 70C
HTF4 / HTF4A: 5.0ppm: -30 to 70C
HERMETICALLY SEALED DIP PACKAGE
HTF65 / HTF65A: 10ppm: -40 to 85C
HTFxA - Series
CW 0501
HTF2A
19.44M
HTFx - Series
ABSOL UTE M AXIMUM RATING S
TABLE 1.0
PARAMETER
UNITS MINIMUM
NOMINAL MAXIMUM
UNITS
NOTE
Storage Temperature
-40
-
85
C
Supply Voltage
(Vcc)
-0.5
-
7
Vdc
MODEL SPECIFICATIONS
TABLE 2.0
MODEL HTF2 / HTF2A
HTF2 - Frequency Range
(Fo)
.110
-
12.7999
MHz
HTF2A - Frequency Range
(Fo)
12.8
-
60
MHz
Frequency Stability vs. Change in Temperature
-1.0
-
1.0
ppm
Operating Temperature Range
0
-
50
C
Total Frequency Tolerance
-8.5
-
8.5
ppm
1
MODEL SPECIFICATIONS
MODEL HTF3 / HTF3A
HTF3 - Frequency Range
(Fo)
.110
-
12.7999
MHz
HTF3A - Frequency Range
(Fo)
12.8
-
60
MHz
Frequency Stability vs. Change in Temperature
-2.5
-
2.5
ppm
Operating Temperature Range
0
-
70
C
Total Frequency Tolerance
-10.0
-
10.0
ppm
1
MODEL SPECIFICATIONS
MODEL HTF4 / HTF4A
HTF4 - Frequency Range
(Fo)
.110
-
12.7999
MHz
HTF4A - Frequency Range
(Fo)
12.8
-
60
MHz
Frequency Stability vs. Change in Temperature
-5.0
-
5.0
ppm
Operating Temperature Range
-30
-
70
C
Total Frequency Tolerance
-12.5
-
12.5
ppm
1
MODEL SPECIFICATIONS
MODEL HTF65 / HTF65A
HTF65 - Frequency Range
(Fo)
.110
-
12.7999
MHz
HTF65A - Frequency Range
(Fo)
12.8
-
60
MHz
Operating Temperature Range
-40
-
85
C
Total Frequency Tolerance
-10
-
10
ppm
1
OPERATING SPECIFIC ATIONS
TABLE 3.0
PARAMETER
MINIMUM
NOMINAL MAXIMUM
UNITS
NOTE
Frequency Calibration @ 25C
-2.5
-
2.5
ppm
2
Frequency Aging First Year
-2.0
-
2.0
ppm
Frequency Aging Ten Years (Including first year)
-5.0
-
5.0
ppm
Supply Voltage
(Vcc)
4.75
5.0
5.25
Vdc
Supply Current
(Icc)
-
15
35
mA
Jitter (BW=10Hz to 20MHz)
-
-
5
ps rms
Jitter (BW=12kHz to 20MHz)
-
-
1
ps rms
Typical Phase Noise @ 19.44 MHz
SSB Phase Noise at 10Hz offset
-
-80
-
dBc/Hz
SSB Phase Noise at 100Hz offset
-
-105
-
dBc/Hz
SSB Phase Noise at 1KHz offset
-
-120
-
dBc/Hz
SSB Phase Noise at 10KHz offset
-
-130
-
dBc/Hz
SSB Phase Noise at 100KHz offset
-
-145
-
dBc/Hz
THE CONNOR-WINFIELD CORP.
2111 COMPREHENSIVE DRIVE.
AURORA, IL 60505.
FAX (630) 851-5040.
PHONE (630) 851-4722.
HTTP://WWW.CONWIN.COM
P R O D U C T D A T A S H E E T
Specifications subject to change without notice.
DATA SHEET #:
REV:
DATE:
PAGE
OF
Copyright 2001 Connor-Winfield all rights reserved.
a
CRYSTAL CONTROLLED OSCILLATORS
2
2
Tx126
03
10/20/06
1
7
8
14
N/C
Dimensional Tolerance:
.005 (.127mm)
.02 (.508mm)
.310 MAX
(7.87mm)
Typical Phase Noise Measurements
HTF2A-019.44M
TABLE 6.0
Pin
Connection
1
N/C
7
Ground
8
Output
14
Vcc
Note:
1) Inclusive of calibration, freq uency vs. temperature stability, supp ly voltage change, load
change, shock and vibration, 10 years aging.
2) Referenced to nominal frequenc y (Fo), after 1-minute warm-up time.
PACKAGE CHARACTERISTICS
TABLE 5.0
Package
Hermetically sealed, metal package.
HCMOS OUTPUT CHARACTERISTICS
TABLE 4.0
PARAMETER
MINIMUM
NOMINAL
MAXIMUM
UNITS
NOTE
LOAD
-
-
15
pF
Voltage (High)
(Voh)
4.2
4.5
-
Vdc
(Low)
(Vol)
-
-
0.4
Vdc
HTFx - Series Current (High)
(Ioh)
-4
-
-
mA
(Low)
(Ioh)
-
-
4
mA
HTFxA - Series Current (High)
(Ioh)
-8
-
-
mA
(Low)
(Ioh)
-
-
8
mA
Duty Cycle at 50% of Vcc
45
50
55
%
Rise / Fall Time 10% to 90%
3
5
nS
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