MX573BNR156M250
Ultra-Low Jitter 156.25MHz LVPECL XO
ClockWorks® FUSION
General Description
Features
The MX573BNR156M250 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)
• ±50ppm total frequency stability
• -40°C to +85°C temperature range
• Industry standard 6-Pin 7mm x 5mm LGA
package
Applications
• 10/40/400 Gigabit Ethernet
• Fibre Channel 10G/12G SERDES
Absolute Maximum Ratings¹
Operating Ratings²
Supply Voltage (VIN)..................................................+4.6V
Lead Temperature (soldering, 10s)..............................260°C
Case Temperature........................................................115°C
Storage Temperature (T )............................-65°C to +125°C
S
ESD Machine Model.....................................................200V
ESD Rating (HBM).........................................................2kV
Supply Voltage (VIN).......................+2.375V to +3.63V
Ambient Temperature (TA)....................-40°C to +85°C
Junction Thermal Resistance
LGA (T ) Still Air.....................................53°C/W
JA
Electrical Characteristics
VDD = 2.375 - 3.63V, TA = -40°C to +85°C, outputs terminated with 50 Ohms to VDD - 2V.³
Symbol
Parameter
IDD
Supply Current
F0
Center Frequency
Condition
Min.
Typ.
Max.
Units
120
mA
156.25
Frequency Stability
Note 4
Øj
Phase Noise
Integration Range (12kHz to 20MHz)
Integration Range (1.875MHz to 20MHz)
Tstart
Start-Up Time
TR/TF
Rise/Fall time
Duty Cycle
MHz
±50
165
110
ppm
fsRMS
20
ms
85
350
ps
45
55
%
VOH
Output High Voltage
LVPECL output levels
VDD - 1.35
VDD - 1.01
VDD - 0.8
V
VOL
Output Low Voltage
LVPECL output levels
VDD - 2.0
VDD - 1.78
VDD - 1.6
V
Vswing
Peak to Peak Output
Voltage Swing
0.65
0.77
0.95
V
Notes:
1. Exceeding the absolute maximum ratings may damage the device.
2. The device is not guaranteed to function outside its operating ratings.
3. Guaranteed after thermal equilibrium.
4. Inclusive of initial accuracy, temperature drift, aging, shock, vibration.
ClockWorks is a registered trademark of Microchip Technology Inc.
Microchip Technology Inc.
July 09, 2018
MX573BN2-1950
http://www.microchip.com
Revision 1.0
tcghelp@microchip.com
Microchip Technology Inc.
MX573BNR156M250
Ordering Information
Ordering Part Number
Marking Line 1
Marking Line 3
Shipping
Package
MX573BNR156M250
MX573BN
R156M250
Tube
6-Pin 7mm x 5mm LGA
MX573BNR156M250-TR
MX573BN
R156M250
Tape and Reel
6-Pin 7mm x 5mm LGA
Devices are Green and RoHS compliant. Sample material may have only a partial top mark.
Pin Configuration
DNC
VDD
OE
/Q
GND
Q
Pin Description
Pin Number
Pin Name
Pin Type
1
DNC
2
OE
I, SE
3
GND
PWR
4, 5
Q, /Q
O, Diff
6
VDD
PWR
Pin Level
Pin Function
Make no connection, leave floating.
LVCMOS
Output Enable, disables output to tri-state,
0 = Disabled, 1 = Enabled, 50k Ohms Pull-Up
Power Supply Ground
LVPECL
Clock Output Frequency = 156.25MHz
Power Supply
Environmental Specifications
Thermal Shock
MIL-STD-883, Method 1011, Condition A
Moisture Resistance
MIL-STD-883, Method 1004
Mechanical Shock
MIL-STD-883, Method 2002, Condition C
Mechanical Vibration
MIL-STD-883, Method 2007, Condition B
Resistance to Soldering Heat
J-STD-020C, Table 5-2 Pb-free devices (except 2 cycles max)
Hazardous Substance
Pb-Free / RoHS / Green Compliant
Solderability
JESD22-B102-D Method 2 (Preconditioning E)
Terminal Strength
MIL-STD-883, Method 2004, Test Condition D
Gross Leak
MIL-STD-883, Method 1014, Condition C
Fine Leak
MIL-STD-883, Method 1014, Condition A2, R1=2x10-8 atm cc/s
Solvent Resistance
MIL-STD-202, Method 215
July 09, 2018
MX573BN2-1950
2
Revision 1.0
tcghelp@microchip.com
Microchip Technology Inc.
MX573BNR156M250
Figure 1. LVPECL Output 156.25MHz 1.875MHz-20MHz 104fs
Figure 2. LVPECL Output 156.25MHz 12kHz-20MHz 154fs
July 09, 2018
MX573BN2-1950
3
Revision 1.0
tcghelp@microchip.com
Microchip Technology Inc.
MX573BNR156M250
Package Information and Recommended Land Pattern for 6-Pin LGA³
6-Pin LGA (7x5mm)
Note:
3. Package information is correct as of the publication date. For updates and most current information, go to www.microchip.com.
Microchip Technology Inc.
http://www.microchip.com
Microchip makes no representations or warranties with respect to the accuracy or completeness of the information furnished in this data sheet. This
information is not intended as a warranty and Microchip does not assume responsibility for its use. Microchip reserves the right to change circuitry,
specifications and descriptions at any time without notice. No license, whether express, implied, arising by estoppel or otherwise, to any
intellectual property rights is granted by this document. Except as provided in Microchip's terms and conditions of sale for such products, Microchip
assumes no liability whatsoever, and Microchip disclaims any express or implied warranty relating to the sale and/or use of Microchip products
including liability or warranties relating to fitness for a particular purpose, merchantability, or infringement of any patent, copyright or other
intellectual property right.
© 2018 Microchip Technology Inc.
July 09, 2018
MX573BN2-1950
4
Revision 1.0
tcghelp@microchip.com
