C2269
Typical Applications
PCS Base Stations
Land Mobile Radio
Cellular Telephony
Radio in the Local Loop
TCXO
Features
EFC Standard
Standard Surface Mount Package
Small Size
Low Profile
Frequency range
Standard frequencies
Parameter
vs. operating temperature range
(Referenced to +25°C)
Parameter
Initial tolerance
vs. supply voltage change
vs aging /20 Years
24 hour drift
holdover
overall tolerance
Min
-0.28
-0.28
Min
- 0.8
- 0.3
- 3.0
-0.04
-0.37
-4.6
Typ
10 MHz – 20 MHz
12.8; 16.384; 19.44; 20 MHz
Max.
+0.28
+0.28
Max.
+0.8
+0.3
+3.0
0.04
0.37
4.6
Units
ppm
ppm
Units
ppm
ppm
ppm
ppm
ppm
ppm
Operating temp range
Ordering Code
0 … +70°C
C287
0 … +50°C
B287
Condition
at time of shipment, nominal EFC
V
S
± 5%
Load ± 10%
5
Frequency stabilities
1
[ Stratum 3 TCXO] Telcordia GR-1244
Typ
*Stratum 3 per GR-1244-CORE:
<±4.6 ppm for all causes and 20 years
aging,Holdover: <±0.37 ppm over 24 hours (Code:
C287 & B287)
Frequency stabilities
1
[ Stratum 4 TCXO] Telcordia GR-253
Parameter
vs. operating temperature range
(Referenced to +25°C)
Parameter
Initial tolerance
vs. supply voltage change
vs aging /20 Years
24 hour drift
holdover
overall tolerance
Min
-3.5
-3.5
Min
- 1.0
- 0.3
- 10.0
-0.5
-4.6
-20
Typ
Max.
+3.5
+3.5
Max.
+1.0
+0.3
+10.0
0.5
4.6
20
Units
ppm
ppm
Units
ppm
ppm
ppm
ppm
ppm
ppm
Operating temp range
Ordering Code
0 … +70°C
C355
-40 … +85°C
F355
Condition
at time of shipment, nominal EFC
V
S
± 5%
Load ± 10%
5
Typ
Supply voltage (Vs)
Parameter
Supply voltage [Standard]
Supply voltage [Standard]
Current consumption
Min
5.75
3.135
Typ
5.0
3.3
Max.
5.25
3.465
6
Units
VDC
mA
Condition
Ordering Code
SV050
SV033
steady state @ +25°C
5
RF output
Parameter
Signal [Standard]
Load
Signal Level (Vol)
Signal Level (Voh)
Rise and Fall time
Duty cycle
Min
13.5
4.5
3.0
45
50
5
55
Typ
HCMOS
15
16.5
0.5
0.3
pF
VDC
VDC
VDC
VDC
ns
%
Max.
Units
Condition
Ordering Code
RFH
5
with Vs= 5.0V and 15pF load
with Vs=3.3V and 15pF load
with Vs= 5.0V and 15pF load
with Vs=3.3V and 15pF load
@ (Voh-Vol)/2
Vectron
· Product Specifications
v.2004-12-17 · page 1 of 3
C2269
TCXO
Enclosures
Pin Connections
1
2
3
4
Enable
Ground (Case)
RF output
Supply Voltage Input (Vs)
Absolute Maximum Ratings
Parameter
Supply voltage (Vs)
Control Voltage
Operable temperature range
Storage temperature range
Min
0
-40
-55
Typ
Max.
6.0
Vs
+85
+125
Units
V
V
°C
°C
Condition
Vectron
· Product Specifications
v.2004-12-17 · page 2 of 3
C2269
Recommended Reflow Profile
TCXO
SMD oscillators must be on the top side of the PCB during the reflow process.
How to Order this Product:
Step 1
Use this worksheet to forward the following information to your factory representative:
Model
C2269
Example:
C2260
C287
SV033
Stability Code
Supply Voltage Code
Step 2
The factory representative will then respond with a Corning Model Number in the following Configuration:
Model
C2269
Package Code
[Customer Specified Package Code]
Dash
-
Dash Number
[Factory Generated 4 digit number]
Typical P/N = C2269A1-0001
Notes:
1 Contact factory for improved stabilities or additional product options. Not all options and codes are available at all frequencies.
2 Unless otherwise stated all values are valid after warm-up time and refer to typical conditions for supply voltage, frequency control
voltage, load, temperature (25°C)
3 Phase noise degrades with increasing output frequency.
4 Subject to technical modification.
5 Contact factory for availability.
Vectron
· Product Specifications
v.2004-12-17 · page 3 of 3
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