A Product Line of
Diodes Incorporated
Ultra Low Jitter Crystal Oscillator
5.0 x 3.2mm
2.5V/3.3V PECL XO
UF502/UF52
Package: (Scale: none; dimensions are in mm)
5.0 x 3.2mm Ceramic SMD
Recommended Land Pattern:
5.00 ± 0.20
2.54 ± 0.10
#4
#6
Product Features
• Ultra Low Phase Jitter
à0.05pstyp. 0.07psRMSmax.(12kHzto20MHz)
• Extended Temperature Range up to 125 C
• Totally Lead-Free & Fully RoHS Compliant
(Notes 1 & 2)
1.27
2.6 ± 0.1
3.2 ± 0.20
o
1.6
#1
#3
0.89 TYP.
• Halogen and Antimony Free. “Green” Device
(Note 3)
*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.
For automotive applications requiring
specific change control (i.e. parts qualified
to AEC-Q100/101/200, PPAP capable, and
manufactured in IATF 16949 certified facilities),
please contact us or your local Diodes
representative.
1.20 ± 0.15
Pin Functions:
Pin
Function
OE or NC
OE or NC
Ground
Output
1
2.54 TYP.
0.1 TYP.
https://www.diodes.com/quality/product-
definitions/
2
3
#1
#6
#2
#5
#3
#4
4
Product Description
1.20 TYP.
5
Output N
VCC
The UF502/UF52 XO series is crystal oscillator
familyoptimizedtosaveboardspace.Theseries
consists of high performance LVPECL crystal
oscillators with ultra low jitter performance to
meet strict chipset requirements. It supports
variousoptionsincludingwiderfrequencyrange,
2.5V/3.3V voltage, and various stabilities. It is
designedtomeettheclocksourcespecifications
for communication systems, and other high
performance equipment.
6
*Not for all frequencies in the
frequency range. Please contact
sales for details.
0.64 TYP.
Part Ordering Information Category:
UF 502
V
I
B
J
C
FFFF.FFFFFF
Q
E
X
F
A
D
Voltage:
1=+3.3V
2=+2.5V
Stability and Temp Range:
Q = Automotive
E = Pin 2: OE
Stability
Temp Range
Frequency:
Blank = Non-Automotive
N = Pin 1 & 2: NC
Blank = Standard Pin 1: OE
A = ±20 ppm -20 to +70°C
B = ±25 ppm -20 to +70°C
C = ±50 ppm -20 to +70°C
D = ±25 ppm -40 to +85°C
E = ±50 ppm -40 to +85°C
F = ±50 ppm -40 to +105°C
G = ±70 ppm -40 to +105°C
H = ±70 ppm -40 to +125°C
I = ±100 ppm -40 to +125°C
FFFF.FFFFFF
MHz, “4 digits/decimal/6 digits” format
Phase Jitter (Max):
Applications
• Networking Systems
A = Category 1: 0.09ps
B = Category 2: 0.08ps
C = Category 3: 0.07ps
• Optical Module
*For Reference Design Part:
• Servers and Storage Systems
• Profession Video Equipment
• Test and Measurement
• FPGA/ASIC Clock Generation
• 112G Serial Applications
UF52 XXX YY Z
D
Z = Reference Design
YY = Specification�Code
XXX = Frequency�Code
Product�Family
Notes:
1. No purposely added lead. Fully EU Directive 2002/95/EC (RoHS), 2011/65/EU (RoHS 2) & 2015/863/EU (RoHS 3) compliant.
2. See https://www.diodes.com/quality/lead-free/ for more information about Diodes Incorporated’s definitions of Halogen- and Antimony-free, "Green" and Lead-free.
3. Halogen- and Antimony-free "Green” products are defined as those which contain <900ppm bromine, <900ppm chlorine (<1500ppm total Br + Cl) and <1000ppm
antimony compounds.
© Diodes Incorporated
•
US: +1-408-232-9100 TW: +886-3-4518888
•
www.diodes.com
January 2022
© Diodes Incorporated
UF502/UF52
Document Number DS44504 Rev 1-2
1
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