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參數(shù)資料
| 型號(hào)： | 40.0MHZCFPT-9301AXA |
| 廠商： | IQD FREQUENCY PRODUCTS LTD |
| 元件分類： | XO, clock |
| 英文描述： | TCVCXO, CLOCK, 40 MHz, HCMOS OUTPUT |
| 封裝： | ROHS COMPLIANT, SMD, 4 PIN |
| 文件頁數(shù)： | 2/2頁 |
| 文件大小： | 540K |
| 代理商： | 40.0MHZCFPT-9301AXA |
TCXOs
IQD Frequency Products Ltd, Station Road, Crewkerne, Somerset TA18 8AR, United Kingdom
Tel: +44 (1460) 270200; Fax: +44 (1460) 72578;
Email: info@iqdfrequencyproducts.com Web: www.iqdfrequencyproducts.com
Electrical Specification - maximum limiting values
Frequency Range
Supply Voltage
Output Waveform
Output Levels
Rise Time (tr) Fall Time(tf)
Duty Cycle
Model Number
1.5 to 52.0MHz
3.3V ±10%*
HCMOS 15pF
VoH ≥ 90% Vs
VoL ≤ 10% Vs
8ns
45/55%
CFPT-9301
12.0 to 52.0MHz
3.0V ±10%*
Clipped Sine
10kW//10pF
V pk-pk ≥0.8V
–
CFPT-9302
*Parts will operate correctly with ±10% supply voltage variation but supply coefficient is measured with ±5% variation
Frequency Stabilities over Operating Temperature Range
Operating Temperature Ranges
Frequency Stabilities v Operating Temperature Range
±0.2ppm
±0.3ppm
±0.5ppm
±1.0ppm
±2.0ppm
–20 to 70°C
Code MS**
Code AS**
Code ES
Code FS
Code GS
–40 to 85°C
–
Code AX**
Code EX**
Code FX
Code GX
Ordering Example
14.4MHz CFPT-9301 FX A
Frequency
Model No.
Frequency Stability vs Operating Temperature Code
Frequency Adjustment Code
**Codes may not be available for all frequencies
Outline (mm)
tr
tf
t
T
90%Vs
10%Vs
50%Vs
Duty cycle = t x 100(%)
T
Output Waveform
3.2±0.2
1.8max
5.0±0.2
1.0
1.2
0.4
3.6
1.3
1
2
4
3
4.5
10nF
Pad Function
1. Voltage Control (leave unconnected
in case the 'no frequency adjust' option
has been ordered
2. GND
3. Output
4. +Vs
Solder pad layout
2.5
Low profile option: 1.6mm max height
Test Circuit
–60
–70
–80
–90
–100
–110
–120
–130
–140
–150
–160
110
100
1K
10K
100K1M
(f) [dBc/Hz] vs f [Hz]
Typical Phase Noise at 14.4MHz
10nF
+Vs
CL *
RL *
OUTPUT
CFPT-9300
DC cut**
10nF
GND
Voltge Control
1
2
3
4
* Load 15pF (HCMOS) or 10kΩ // 10pF (clipped sinewave), inclusive of probe
and jig capacitance
** DC cut capacitor required for AC coupled clipped sinewave
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