TC3 TCXO SERIES
n
THRU-HOLE OR SURFACE MOUNT TCXO IN METAL PACKAGE
STANDARD SPECIFICATIONS:
Frequency Range
Operating Temperature Range
vs. Temperature
Frequency Stability
vs. Supply Voltage
Aging
Frequency Adjustment by Trimmer
Input Voltage
Output Logic
Output Voltage Levels
Input Current (Icc) or Current Consumption
Output Load
Packaging
8.00 MHz - 45.000 MHz (Consult factory for specific available frequencies)
Various temperature ranges up to -40 to +85
°
C available.
±
1, 2, 2.5, 3, 5, and 10 PPM over the operating temperature range
available. Some frequency stability options such as
±
1 or 2 PPM may not
be available for certain temperature ranges.
±
0.5 PPM maximum over 5V
±
5%
3 PPM first year, 1 PPM per year thereafter at 25
°
C
±
5
°
C
±
3 PPM maximum
5
±
5% Volt standard, but 3.3 V also available for HCMOS output
HCMOS
Clipped Sine Wave (5V)
Logic 0: 0.5 V max.,
1 Vp-p min.
Logic 1: 4.5 V min.
20 - 40 mA max.
2 - 5 mA max.
10 TTL + 15 pF
10k
Ω
/10 Pf
TC36 & 37: 20 parts per tube, TC38: TBD
PART NUMBERING GUIDE:
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The Pletronics part number for a TC3 series TCXO consists of the following 6 elements:
1. Model Number (Voltage):
2. Package:
TC3
= 5V
TC36: Thru-Hole, 5.84 mm High
3TC3 = 3.3V
TC37: Surface Mount, 7.31 mm High
TC38: Surface Mount, 3.81 mm High
3.
Logic:
TC36C: Clipped Sine Wave (5V only)
TC36H: HCMOS (5V or 3.3V)
4. Frequency Stability:
TC36C01:
±
1 PPM
TC36C020:
±
2 PPM
TC36C02:
±
2.5 PPM
TC36C03:
±
3 PPM
TC36C05:
±
5 PPM
TC36C10:
±
10 PPM
5.
Operating Temperature Range:
TC36C10A: 0 to +50
°
C
TC36C10B: 0 to +70
°
C
TC36C10C: -10 to +70
°
C TC36C10D: -20 to +75
°
C
TC36C10E: -30 to +75
°
C TC36C10F: -40 to +85
°
C
Frequency of Operation in MHz
6.
EXAMPLE: TC36C10A-12.800 MHz, 3TC38H020D-10.000 MHz, TC37C020D-9.600 MHz
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When customer’s requirements are non-standard, a special engineering part number will be assigned.
(continued)
Telephone: (425) 776-1880, Fax: (425) 776-2760, e-mail: ple-sales@pletronics.com
T5A
TC3 TCXO SERIES
Recommended Test Circuit for TC36 & 37
Recommended Test Circuit for TC38
*CL (Capacitive Load): Includes the input capacitance of oscilloscope.
**Add a 20K resistor from output to gnd for Clipped Sine Wave version only (not needed for HCMOS version)
TC3 PACKAGE OUTLINES (NOT TO SCALE)
PACKAGE 6
PACKAGE 7
(See Page T3B for Land Pattern Options)
INCHES (MILLIMETERS)
PACKAGE 8
PIN CONNECTIONS
PIN
1
7
8
14
CONNECTION
No Connection
GROUND & CASE
OUTPUT
Vcc
January 2000
T5B
Pletronics Inc., 19013 36
th
Ave. W., Suite H, Lynnwood, WA 98036-5761 USA
