MX681EBA156M250-TR

MX681EBA156M250-TR Datasheet


MX681EBA156M250

Part Datasheet
MX681EBA156M250-TR MX681EBA156M250-TR MX681EBA156M250-TR (pdf)
Related Parts Information
MX681EBA156M250 MX681EBA156M250 MX681EBA156M250
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MX681EBA156M250

Ultra-low Jitter 156.25MHz LVPECL XO

The MX681EBA156M250 is an ultra-low phase jitter and phase noise XO with LVPECL output optimized for high line rate applications.
• 10/40/100GE
• Telecom, NAS, Networking, Storage

Absolute Maximum Ratings

Supply Voltage VIN Lead Temperature soldering, 10s Storage Temperature Ts ESD Rating
+4V 260°C 125°C
• 156.25MHz LVPECL output
• Ultra-low 46fs output jitter 12kHz to 20MHz
• ±50ppm total stability
• to +85°C temperature range
• Industry standard 5x7mm package

Operating Ratings

Supply Voltage VIN Ambient Temperature TA Junction Thermal Resistance

PDIP
+2.97V to +3.63V to +85°C
xx°C/W

Electrical Characteristics

VDD=3.3±10%, to 85°C, terminated to VDD 2V 1

Symbol Parameter

Condition

Supply Current

Outputs loaded with 50 Ohms to VDD-2V

Center Frequency

Stability

Note 2

Phase jitter 12kHz to 20MHz

Jitter

Phase jitter 1.875MHz to 20MHz Phase jitter 50kHz to 80MHz

Period jitter.
tSTART VOH VOL

Startup Time Output Voltage High Output Voltage Low Duty Cycle

LVPECL output levels
tR/tF

Rise/Fall Time

OE input Voltage High Output disabled when OE is high

OE Input Voltage Low Outputs enabled when OE is low for floating

Notes Guaranteed after thermal equilibrium. Inclusive of initial accuracy, temperature drift, aging, shock, vibration from -40°C to 85°C.

Min.

Typ.

Max.
±50

VDD x

VDD x

Units mA MHz PPM
Ordering Information*

Line 1 Marking

MX681EBA156M250

MX681E

MX681EBA156M250 TR

MX681E

Line 2 Marking BA156M250
*Line 3 marking is datecode information. See figu Phase Noise Performance
1.875MHz to 20MHz Integration Range

Shipping Tube

Tape&Reel

Temperature Range to 85°C to 85°C
12kHz to 20MHz Integration Range

Package 6-pin 5x7mm 6-pin 5x7mm

Period Jitter 37536 samples

Jul 2014
or 408 955-1690

Micrel, Inc.

Dimensions, Pin Assignment, Land Pattern

Date Code Information

MX681EBA156M250

MICREL, INC. 2180 FORTUNE DRIVE SAN JOSE, CA 95131 USA TEL +1 408 944-0800 FAX +1 408 474-1000 WEB

Micrel 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 Micrel does not assume responsibility for its use. Micrel 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

Micrel’s terms and conditions of sale for such products, Micrel assumes no liability whatsoever, and Micrel disclaims any express or implied warranty relating to the sale and/or use of Micrel products including liability or warranties relating to fitness for a particular purpose, merchantability, or infringement of any patent, copyright or other
intellectual property right.
2012 Micrel, Incorporated.

Jul 2014
or 408 955-1690
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Datasheet ID: MX681EBA156M250-TR 647913