MX553BHA156M250
Ultra-low Jitter 156.25MHz LVPECL XO
ClockWorks™ FUSION
General Description
Features
The MX553BHA156M250 is an ultra-low phase jitter
XO with LVPECL output optimized for high line rate
applications.
• 156.25MHz LVPECL
• Typical phase noise:
- 110fs (Integration range: 1.875MHz-20MHz)
• ±20ppm total frequency stability
• -10°C to +75°C temperature range
• Industry standard 6-Pin 5mm x 3.2mm LGA
package
Applications
• 10/40/400 Gigabit Ethernet
• Fibre Channel 10G/12G SERDES
Absolute Maximum Ratings
Operating Ratings
Supply Voltage (VIN)..................................................+3.6V
Lead Temperature (soldering, 10s)..............................260°C
Storage Temperature (TS).............................................125°C
ESD Rating (HBM).........................................................2kV
Supply Voltage (VIN).......................+2.375V to +3.63V
Ambient Temperature (TA)....................-10°C to +75°C
Electrical Characteristics
VDD = 2.375 - 3.63V, TA = -10°C to +75°C, outputs terminated with 50 Ohms to VDD - 2V.¹
Symbol
IDD
Parameter
Condition
Min.
Typ.
Max.
Units
mA
Supply Current
Center Frequency
Frequency Stability
120
F0
156.25
MHz
ppm
Note 2
±20
Integration Range (12kHz to 20MHz)
Integration Range (1.875MHz to 20MHz)
165
110
Øj
Phase Noise
fsRMS
Tstart
Start-Up Time
20
300
ms
ps
%
V
TR/TF
Rise/Fall time
Duty Cycle
45
55
VOH
VOL
Output High Voltage
Output Low Voltage
LVPECL output levels
LVPECL output levels
VDD - 1.35
VDD - 2.0
VDD - 1.01
VDD - 1.78
VDD - 0.8
VDD - 1.6
V
Peak to Peak Output
Voltage Swing
Vswing
0.65
0.77
0.95
V
Notes:
1. Guaranteed after thermal equilibrium.
2. Inclusive of initial accuracy, temperature drift, aging, shock, vibration from -10°C to +75°C.
ClockWorks is a registered trademark of Micrel, Inc
Micrel Inc. • 2180 Fortune Drive • San Jose, CA 95131 • USA • tel +1 (408) 944-0800 • fax + 1 (408) 474-1000 • http://www.micrel.com
August 28, 2014
MX553BH1-2279
Revision 1.0
tcghelp@micrel.comor (408) 955-1690