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参数资料
| 型号： | QT825N-FREQ-V |
| 厂商： | Q-TECH CORP |
| 元件分类： | XO, clock |
| 英文描述： | TCVCXO, SINE OUTPUT, 10 MHz - 225 MHz |
| 封装： | FLAT PACK, SMD, 32 PIN |
| 文件页数： | 3/7页 |
| 文件大小： | 544K |
| 代理商： | QT825N-FREQ-V |
QT824, QT825 and QT826
Sine-Wave 32 Flat Pack
REV.
Q-TECH Corporation
10150 W. Jefferson Blvd.
Culver City, CA 90232
SIZE
A
CAGE NO.
51774
Sheet 3 of 7
A
3.1.1 Electrical Characteristics
PARAMETER
SYMBOL
CONDITIONS
VALUE
UNIT
Frequency Nom.
Fo
-
See part number
generation table
MHz
Supply voltage, Nom.
Vs
Vs±5%
See part number
generation table
V
Input Current, max.
Is
Vs, nom. / Ta=+25°C
30
50
mA
Freq. stability vs.
temperature
(including ±5% Load
Change and ±5% Input
Voltage change)
Δf/fc (Ta)
Contact factory for other options
available
See part number
generation table
ppm
Electrical Frequency
Adjustment Min.
(when specified)
Δf/fo
(ΔVcc)
±5 PPM Two options:
1) via an external select-at-test
resistor connected from Pin 1 to
Ground
2) Via External tuning voltage
±5.0
See part number
generation table
ppm
Aging Max
Δf/fo
over 10 year (first year ≤ 1 ppm)
±5.0
ppm
Freq. stability vs.
Vacuum
Δf/fo
Met by design, not tested
±0.2
ppm
Short term stability
Δf/fc(Δt)
Δt=1sec. (Allan variance)
0.001
ppm
RF Output
Contact factory for other options
available
30 to 75
3rd
75.1 to 225
3rd X
MHz
Output level Min.
Sine Class S, 100 krads (Si) total dose
Min
See part number
generation table
dBm
Harmonics Max.
-20
dBc
Sub-harmonics Max.
N/A
-20
dBc
Phase noise @ freq.
offset
(Δf)
Δf=10Hz
Δf=100Hz
Δf=1kHz
Δf=10kHz
Δf=100kHz
-80
-110
-135
-145
Contact
factory for
options
available
dBc/Hz
Spurious
Under static conditions. Met by
design, not tested.
-70
dBc
3.2
Absolute Maximum Rating
Supply Voltage
0 to +16.5 VDC
DC Input Current
50 mA maximum
Storage Temperature range
-62°C to +125°C
Lead Temperature (Soldering, 10 seconds)
300°C
3.2.1 Physical Characteristics
3.2.1.1 Dimensions - The TCXO outline dimensions and terminal connections shall be as shown in Figure 1
herein.
3.2.1.2 Weight - The TCXO shall weigh less than or equal to 25 grams.
3.2.1.3 Materials - The TCXO package body and lead finish shall be gold in accordance with MIL-PRF-38534.
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