FNETHE025

TM
Application Specific Crystal Oscillator 7.0 x 5.0mm
FNETHE025
3.3V CMOS Low-Jitter 25 MHz GbE XO
ASSP XO™ for Networking
7.0 x 5.0mm Ceramic SMD
Package: (Scale: none, Dimensions are in mm)
Product Features
Recommended Land Pattern:
• Very low Pk to Pk jitter - 50ps Max
• Low output current - 15mA Max
• Low power standby mode
• RoHS Compliant
Product Description
This is an enhanced 3.3V, 25MHz crystal
clock oscillator with superb jitter and
low operating current for providing clock
references in Gigabit Ethernet applications.
Pin Functions:
Applications
• Gigabit Ethernet Switch
Pin
Function
1
OE Function
2
Ground
3
Clock Output
4
V DD
*Extended high frequency power decoupling is recommended (see test circuit for minimum
recommendation). To ensure optimal performance, do not route RF traces beneath the
package.
Part Ordering Information:
FNETHE025
SaRonix-eCera™ is a Pericom® Semiconductor company
•
US: +1-408-435-0800 TW: +886-3-4518888 • www.pericom.com
12-0051
All specifications are subject to change without notice.
FNETHE025
Rev F
07/13/12 1
3.3V CMOS Low-Jitter 25 MHz GbE XO FNETHE025
TM
Application Specific Crystal Oscillator 7.0 x 5.0mm
Electrical Performance
Parameter
Min.
Typ.
2.97
3.3
Output Frequency
Max.
25
Supply Voltage V DD
Units
MHz
3.63
V
Supply Current, Output Enabled
15
mA
Supply Current, Output Disabled
10
µA
Frequency Stability
Operating Temperature Range
±25
ppm
+70
°C
10% V DD
V
-20
Output Logic 0, VOL
Output Logic 1, VOH
90% V DD
See Note 1 below
V
Output Load
15
Duty Cycle
Notes
45
Rise and Fall Time
pF
55
%
Measured 50% V DD
7
ns
Measured 20/80% of waveform
Jitter, Phase, RMS(1-s)
1
ps
12kHz~20MHz Frequency Band
Jitter, pk-pk
50
ps
100.000 random periods
Notes:
1. Stability includes all combinations of operating temperature, load changes, rated input (supply) voltage changes, initial calibration tolerance (25°C),
aging (1 year at 25°C average effective ambient temperature), shock and vibration.
2. For specifications othere than those listed, please contact sales.
Output Enable / Disable Function
Parameter
Min.
Input Voltage (pin 1), Output Enable
Typ.
Max.
0.7 V DD
Input Voltage (pin 1), Output Disable (low power standby)
0.3 V DD
Internal Pullup Resistance
30
Units
Notes
V
or open
V
Output is Hi-Z
kΩ
Output Disable Delay
50
ns
Output Enable Delay
2
ms
Absolute Maximum Ratings
Parameter
Storage Temperature
Min.
Typ.
-55
Max.
Units
+125
°C
Notes
For the latest product information visit: http://www.pericom.com/products/crystals-and-crystal-oscillators/assp-xo/?part=FNETHE025
For test circuit go to: http://www.pericom.com/pdf/sre/tc_hcmos.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.pdf
SaRonix-eCera™ is a Pericom® Semiconductor company
•
US: +1-408-435-0800 TW: +886-3-4518888 • www.pericom.com
12-0051
All specifications are subject to change without notice.
FNETHE025
Rev F
07/13/12 2