DSC8121BM5

DSC8121BM5 Datasheet


DSC8101 DSC8121

Part Datasheet
DSC8121BM5 DSC8121BM5 DSC8121BM5 (pdf)
Related Parts Information
DSC8121CM5 DSC8121CM5 DSC8121CM5
DSC8121CM5T DSC8121CM5T DSC8121CM5T
DSC8121BM5T DSC8121BM5T DSC8121BM5T
PDF Datasheet Preview
DSC8101 DSC8121

Programmable Low-Jitter Precision CMOS Oscillator

The DSC8101 & DSC8121 series of high
performance field-programmable oscillators
utilizes a proven silicon MEMS technology to
provide excellent jitter and stability over a
wide range of supply voltages and
temperatures.

Using the TIMEFLASH
programmer, the end user can easily
program the oscillators’ frequency in the field
for immediate testing or use in advance
prototype development or production.

DSC8101 has a standby feature allowing it to completely power-down when EN pin is pulled low whereas for DSC8121, only the outputs are disabled when EN is low. Both oscillators are available in industry standard packages, including the small 3.2x2.5 mm2, and are “drop-in” replacement for standard 4-pin CMOS quartz oscillators.

Block Diagram
• Low RMS Phase Jitter <1 ps typ
• High Stability ±10, ±25, ±50 ppm
• Wide Temperature Range
o Automotive -55° to 125° C o Ext. Industrial -40° to 105° C o Industrial -40° to 85° C o Ext. commercial -20° to 70° C
• High Supply Noise Rejection -50 dBc
• Short Lead Time 2 Weeks
• Wide Freq. Range 10 to 170 MHz
• Small Industry Standard Footprints
o 2.5x2.0, 3.2x2.5, 5.0x3.2, & 7.0x5.0 mm
• Excellent Shock & Vibration Immunity o Qualified to MIL-STD-883
• High Reliability o 20x better MTF than quartz oscillators
• Low Current Consumption
• Supply Range of to V
• Standby & Output Enable Function
• Lead Free & RoHS Compliant

Output Enable Modes

EN Pin High NC Low

DSC8101 Output Active Output Active

Standby

DSC8121 Output Active Output Active Output Disabled
• Storage Area Networks o SATA, SAS, Fibre Channel
• Passive Optical Networks o EPON, 10G-EPON, GPON, 10G-PON
• Ethernet o 1G, 10GBASE-T/KR/LR/SR, and FCoE
• HD/SD/SDI Video & Surveillance
• PCI Express
• DisplayPort

All Rights Reserved. No part of this document may be copied or reproduced in any form without the prior written permission of Micrel, Inc. Micrel Inc. may update or make changes
to the contents, products, programs or services described at any time without notice. This document neither states nor implies any kind of warranty, including, but not limited to
implied warranties of merchantability or fitness for a particular use.

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MK-Q-B-P-D-110410-01-2

DSC8101 DSC8112

Programmable Low-Jitter Precision CMOS Oscillator

Absolute Maximum Ratings
Ordering Code

Item

Min Max Unit

Supply Voltage

Input Voltage

VDD+0.3

Junction Temp
+150

Storage Temp -55 +150

Soldering Temp -
+260
4000
1500

Note 1000+ years of data retention on internal memory

Condition 40sec max.

Enable Modes 0 Enable/Standby 2 Enable/Disable

Temp Range E -20 to 70 I -40 to 85 L -40 to 105 M -55 to 125

Packing T Tape & Reel

Tube

DSC81 0 1 C I 5 -

Package A 7.0x5.0mm B 5.0x3.2mm C 3.2x2.5mm D 2.5x2.0mm

Stability 1 ±50ppm 2 ±25ppm 5 ±10ppm

Specifications

Parameter Supply Voltage1

Supply Current

Frequency Stability Ext Comm. & Ind. only All temp ranges All temp ranges

Aging Startup Time2 Input Logic Levels

Input logic high Input logic low Output Disable Time3

Output Enable Time

Enable Pull-Up Resistor4

Supply Current4

Output Logic Levels Output logic high Output logic low

Output Transition time3 Rise Time Fall Time

Frequency

Output Duty Cycle

Period Jitter

Integrated Phase Noise

Condition

EN pin low output is disabled

DSC8101

DSC8121
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Datasheet ID: DSC8121BM5 647874