CFPT-123
ISSUE 4 ; 8 JUNE 2005
Delivery Options
s
Outline in mm
7.0±0.2
5.0±0.2
2.7±0.1
1.9±0.1
Please contact our sales office for current leadtimes
Description
s
3
4
CFPT-123 is a surface mount temperature compensated
voltage controlled crystal oscillator (TCVCXO) providing
a high degree of frequency stability over a wide
temperature range
2.0max
2
1.4±0.1
1
Package Outline
s
7.0
×
5.0
×
2.0mm SMD
0.3±0.1
Pad Connections
1. Voltage Control
2. GND
3. Output
4. +Vs
Solder pad layout
5.7
4.2
1.2
1.8
+Vs
Oscillator
4
1
V
3
2
10k
Probe
To Counter
10pF* or Scope
Stock Frequencies
s
10.0, 12.80, 13.0, 14.40, 15.360, 19.20, 19.44, 19.68, 20.0,
26.0MHz
Output Waveform
s
Clipped Sine 0.8V pk-pk minimum
Output load: 10kΩ // 10pF ±10%
Test Circuit
s
Frequency Adjustment
s
mA
+Vs
Power
Supply
V
±5ppm min, V control 1.5V±1.0V applied to pad 1
VC Input Impedance >1.0MΩ
SURFACE MOUNT
TCXOs
s
0.1µF
Frequency Stability
s
Temperature (see table)
* Inclusive of jigging and equipment
s
Supply Voltage Variation: ±0.2ppm (5% change)
Load Variation: ±0.2ppm (10% change)
Ageing ±1ppm typical first year @ 25°C
s
s
Storage Temperature Range
s
–55 to 125°
Solder Conditions
s
For typical soldering conditions, please see the relevant
pages in Applications Notes
Marking
s
Model Number
Frequency
s
Minimum Order Information Required
s
Frequency + Model Number + Frequency Stability +
Operating Temperature Range
0.8±0.1
Electrical Specifications - maximum limiting values when measured in test circuit
Frequency Range
10.0 to 26.0MHz
Supply Voltage
3.0V±0.15V
Supply Current
2.5mA
Voltage Control
Change
±5.0ppm min. /1.5V±1.0V
Output Waveform
Clipped Sine
Output
0.8V pk-pk min
Model
Number
CFPT-123
Frequency Stabilities Available Over Operating Temperature Ranges
Operating
Temperature
Ranges
0 to 50°C
–10 to 60°C
–20 to 70°C
–30 to 80°C
–30 to 85°C
–40 to 85°C
Frequency Stabilities Vs Operating Temperature Range
±1.5ppm
CP
CR
—
—
—
—
±2.0ppm
GP
GR
GS
GV
—
—
±2.5ppm
HP
HR
HS
HV*
HW
HX
±5.0ppm
KP
KR
KS
KV
KW
KX
*Please note Code HV is the standard frequency stability vs operating temperature range
Ordering Example
Frequency
Model number
Frequency Stability Vs Operating Temperature Code
Note. Other frequencies may be available, please contact our sales office.
12.8MHz
CFPT-123 HV
Outline in mm - Reel
20.20
16.40
Outline in mm - Tape
4.0
2.0
16.0
+0.3
-0.1
∅1.5
13.0±0.2
8.18
5.56
8.0
2.16
∅
60.0
∅
180
7.5
SURFACE MOUNT
TCXOs
CFPT-123 STOCK SURFACE MOUNT TCXOs
CFPT-123 - Clipped Sine
Frequency Frequency Operating
Stability Temperature
10.0MHz
12.80MHz
13.0MHz
14.40MHz
±2.5ppm
±2.5ppm
±2.5ppm
±2.5ppm
–30 to 80°C
–30 to 80°C
–30 to 80°C
–30 to 80°C
–30 to 80°C
–30 to 80°C
–30 to 80°C
–30 to 80°C
–30 to 80°C
–30 to 80°C
Stock No.
Code
Alpha Packaging
Code
Bulk
Bulk
Bulk
Bulk
Bulk
Bulk
Bulk
Bulk
Bulk
Bulk
TVXO009984 T600B
TVXO009983 T602B
TVXO009982 T603B
TVXO009981 T604B
TVXO009980 T609B
TVXO009979 T616B
TVXO009978 T617B
TVXO009977 T618B
TVXO009976 T619B
TVXO009975 T626B
15.360MHz ±2.5ppm
19.20MHz
±2.5ppm
19.440MHz ±2.5ppm
19.680MHz ±2.5ppm
20.0MHz
26.0MHz
±2.5ppm
±2.5ppm
模拟与混合信号
