Ultra-Miniature
Precision
TCXO / VCTCXO
Description
Features
The Connor-Winfield 2.5x3.2mm
Temperature Compensated Crystal
Oscillators and Voltage Controlled
Temperature Compensated Crystal
Oscillators are designed for use in GPS
applications requiring tight frequency
stability over the -30 to 85°C or
Model: Cxx - Series
2111 Comprehensive Drive
2111 Comprehensive Drive
2.5 Vdc, 2.8 Vdc or 3.3 Vdc Operation
Clipped Sinewave Output Logic
Ultra-Miniature 2.5x3.2mm SMT Package
Frequency Stabilities Available:
0.50ppm, 1.00ppm, 1.50ppm or
2.00ppm
Aurora, Illinois 60505
Aurora, Illinois 60505
Phone: 630-851-4722
Phone: 630-851-4722
20.0 3A
C31
Fax: 630-851-5040
Fax: 630-851-5040
Temperature Ranges Available:
-30 to 85°C or -40 to 85°C
Low Power <2mA
www.conwin.com
www.conwin.com
-40 to 85°C temperature range.
Through the use of Analog Temperature
Compensation, this device is capable of
holding sub 1-ppm stabilities over the wide
temperature range.
US Headquarters:
630-851-4722
Low Jitter <1ps RMS
Tape and Reel Packaging
European Headquarters:
+353-61-472221
RoHS Compliant / Lead Free
Recommended for new designs
Pad Connections
Applications
GPS Receivers
1. VCTCXO - Control Voltage (Vc)
TCXO - N/C
2.
3.
4.
Ground
Output
Supply Voltage (Vcc)
Package Layout
Suggested Pad Layout
0.0325
(0.83mm)
0.043 Max.
(1.10mm Max.)
0.098
(2.50mm)
0.039
(1.00mm)
0.037
0.037
(0.94mm)
(0.94mm)
0.035
(0.89mm)
3
2
0.121
(3.08mm)
0.025
(0.64mm)
0.128
(3.20mm)
0.071
(1.80mm)
Top
View
0.0625
(1.59mm)
0.035
(0.89mm)
4
1
Pin 1
0.027
(0.69mm)
0.094
(2.38mm)
Keep Out Area*
* Do not route any traces in the keep out area.
It is recommended the next layer under the
keep out area is to be ground plane.
Dimensional Tolerance:
+/-005 (+/-0.127mm)
Ordering Information
C
1
-020.0M
3
Features
Output Frequency
Oscillator Type
Precision
Frequency Stability
1 = TCXO, 2.5 Vdc, -30 to 85°C
2 = VCTCXO, 2.5 Vdc, -30 to 85°C
3 = TCXO, 3.3Vdc, -30 to 85°C
4 = VCTCXO, 3.3 Vdc, -30 to 85°C
9 = TCXO, 2.5 Vdc, -40 to 85°C
0 = VCTCXO, 2.5 Vdc, -40 to 85°C
7 = TCXO, 3.3Vdc, -40 to 85°C
8 = VCTCXO, 3.3 Vdc, -40 to 85°C
A = TCXO, 2.8 Vdc, -30 to 85°C
B = VCTCXO, 2.8 Vdc, -30 to 85°C
C = TCXO, 2.8 Vdc, -40 to 85°C
D = VCTCXO, 2.8 Vdc, -40 to 85°C
Frequency
Format
-xxx.xM Min.*
-xxx.xxxxxxM Max*
1 = ±0.50 ppm
2 = ±1.00 ppm
3 = ±1.50 ppm
4 = ±2.00 ppm
TCXO
VCTCXO
2.5x3.2mm
Package
*Amount of
numbers after the
decimal point.
M = MHz
Bulletin
TX211
1 of 4
Example Part Numbers:
Page
C31-020.0M =2.5x3.2mm package, TCXO, 3.3 Vdc -30 to 85°C, ±0.50 ppm, Clipped Sinewave Output with an Output Frequency of 20.0MHz
C21-026.0M =2.5x3.2mm package, VCTCXO, 2.5 Vdc -30 to 85°C, ±0.50 ppm, Clipped Sinewave Output with an Output Frequency of 26.0MHz
Revision
08
Date
28 Jan 2013
Please consult the factory for available frequencies.
Specifications subject to change without notice. All dimensions in inches. © Copyright 2010 The Connor-Winfield Corporation