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参数资料
| 型号： | LFFREQCFPT-123HS |
| 厂商： | IQD FREQUENCY PRODUCTS LTD |
| 元件分类： | XO, clock |
| 英文描述： | TCVCXO, CLIPPED SINE OUTPUT, 10 MHz - 26 MHz |
| 封装： | SMD, 4 PIN |
| 文件页数： | 1/2页 |
| 文件大小： | 63K |
| 代理商： | LFFREQCFPT-123HS |
CFPT-123
SURF
ACE
MOUNT
TCXOs
ISSUE 4 ; 8 JUNE 2005
Delivery Options
■
Please contact our sales office for current leadtimes
Description
■
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
Package Outline
■
7.0
× 5.0 × 2.0mm SMD
Stock Frequencies
■
10.0, 12.80, 13.0, 14.40, 15.360, 19.20, 19.44, 19.68, 20.0,
26.0MHz
Output Waveform
■
Clipped Sine 0.8V pk-pk minimum
■
Output load: 10k
// 10pF ±10%
Frequency Adjustment
■
±5ppm min, V control 1.5V±1.0V applied to pad 1
■
VC Input Impedance >1.0M
Frequency Stability
■
Temperature (see table)
■
Supply Voltage Variation: ±0.2ppm (5% change)
■
Load Variation: ±0.2ppm (10% change)
■
Ageing ±1ppm typical first year @ 25°C
Storage Temperature Range
■
–55 to 125°
Solder Conditions
■
For typical soldering conditions, please see the relevant
pages in Applications Notes
Marking
■
Model Number
■
Frequency
Minimum Order Information Required
■
Frequency + Model Number + Frequency Stability +
Operating Temperature Range
Outline in mm
7.0±0.2
2.0m
ax
1
4
3
0.8±
0
.1
1.4±0.1
2
1.9±
0
.1
2.7±0.1
4.2
1.8
5.0±
0
.2
Pad Connections
1. Voltage Control
2. GND
3. Output
4. +Vs
1.2
5.7
Solder pad layout
0.3±0.1
Test Circuit
Oscillator
43
12
0.1
F
mA
Power
Supply
V
+Vs
V
10pF*
Probe
To Counter
or Scope
10k
* Inclusive of jigging and equipment
Europe
Tel: +44 (0)1460 270200
Fax: +44 (0)1460 72578
Website: www.cmac.com
Americas Tel: +1 919 941 9333
Fax: +1 919 941 9371
Asia
Tel: +86 755 8826 5991
Fax: +86 755 8826 5990
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