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參數資料
| 型號： | PRETHE156 |
| 廠商： | PERICOM SEMICONDUCTOR CORP |
| 元件分類： | VCXO, clock |
| 英文描述： | VCXO, CLOCK, 156.25 MHz, PECL OUTPUT |
| 封裝： | ROHS COMPLIANT, CERAMIC, SMD, 6 PIN |
| 文件頁數： | 2/2頁 |
| 文件大?。?/td> | 732K |
| 代理商： | PRETHE156 |
All specifications are subject to change without notice.
PRETHE156
Rev 04
02/28/11
SaRonix-eCera is a Pericom Semiconductor company US: +1-408-435-0800 TW: +886-3-4518888
www.pericom.com
3.3V PECL 156.25MHz Ethernet VCXO
Application Specific Voltage Controlled
Crystal Oscillator 7.0 x 5.0mm
PRETHE156
ASSP VCXO
Electrical Performance
Parameter
Min.
Typ.
Max.
Units
Notes
Output Frequency
156.250
MHz
Supply Voltage
VCC
3.135
3.3
3.465
V
Supply Current, Output Enabled
70
mA
Frequency Stability
±42
ppm
See Note 1 below
Operating Temperature Range
-40
+85
°C
Output Logic 0, VOL
VCC - 1.62
V
Output Logic 1, VOH
VCC - 1.025
V
Output Load
50
ohms
From outputs
VCC - 2VDC
Duty Cycle
45
55
%
Measured 50%
VCC
Rise and Fall Time
0.8
ns
Measured 20/80% of waveform
Jitter, Phase
1
ps, RMS(1-s)
12kHz~20MHz Frequency Band
Jitter, Peak to Peak
40
ps, Pk-Pk
100.000 Random Periods
Phase Noise
-50
dBc/Hz
at 10Hz offset
Phase Noise
-85
dBc/Hz
at 100Hz offset
Phase Noise
-115
dBc/Hz
at 1kHz offset
Phase Noise
-130
dBc/Hz
at 10kHz offset
Phase Noise
-140
dBc/Hz
at 100kHz offset
Notes:
1.
Stability includes all combinations of operating temperature, load changes, rated input (supply) voltage changes, initial calibration tolerance (25°C),
aging (5 year at +40°C average effective ambient temperature), shock and vibration.
2.
Forspecificationsotherthanthoselisted,pleasecontactsales.
2
Voltage Control Function
Parameter
Min.
Typ.
Max.
Units
Notes
Absolute Pull Range (APR)
±50
ppm
See 1 below
Control Voltage Range
0.3
3.0
V
As rated
Center Control Voltage
1.65
V
For RMT Nominal Frequency
Monotonic Linearity
10
%
Positive Transfer Slope
Input Impedance
130
kΩ
Control Voltage Pin
1.
APR is relative to the nominal output frequency; APR is inclusive of frequency deviation due to stability.
Output Enable / Disable Function
Parameter
Min.
Typ.
Max.
Units
Notes
Input Voltage (pin 2), Output Enable
VOH
V
or open
Input Voltage (pin 2), Output Disable (low power standby)
VOL
V
Output is Hi-Z
Absolute Maximum Ratings
Parameter
Min.
Typ.
Max.
Units
Notes
Storage Temperature
-55
+125
°C
For the latest product information visit:
http://www.pericom.com/products/timing/oscillators/PRETHE156/
For test circuit go to:
http://www.pericom.com/pdf/sre/tc_vc_pecl.pdf
For soldering reflow profile and reliability test ratings go to:
http://www.pericom.com/pdf/sre/reflow.pdf
For tape and reel information go to:
http://www.pericom.com/pdf/sre/tr_7050_xo.pd
11-0008
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