SY89838UMG More Semiconductors - ICs by Microchip Technology

Status: Active
Series: SY89838U
RoHS: Compliant
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The SY89838U is a low jitter, low skew, high-speed 1:8 fanout buffer with a unique, 2:1 differential input multiplexer (MUX) optimized for redundant source switchover applications. Unlike standard multiplexers, the SY89838U unique 2:1 Runt Pulse Eliminator (RPE) MUX prevents any short cycles or "runt" pulses during switchover. In addition, a unique fail-safe input protection prevents metastable conditions when the selected input clock fails to a DC voltage (voltage between the pins of the differential input drops below 200mV). The SY89838U distributes clock frequencies from 1kHz to 1.5GHz, guaranteed, over temperature and voltage.

The differential input includes Micrel's unique, 3-pin input termination architecture that allows customers to interface to any differential signal (AC- or DC-coupled) as small as 200mV (400MvPP) without any level shifting or termination resistor networks in the signal path. The outputs are 350mV compatible LVDS with fast rise/fall times guaranteed to be less than 150ps.The SY89838U operates from a 2.5V ±5% supply and is guaranteed over the full industrial temperature range of -40°C to +85°C. For applications that require 800mV LVPECL outputs, consider the SY89837U. The SY89838U is part of Micrel's high-speed, Precision Edge® product line.

Where to Buy

Prices starting from US$5.08

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Farnell
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Microchip Technology
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Newark Electronics
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element14
from US$7.19
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Chip One Stop
from US$5.08
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Future Electronics
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Avnet America
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Features

Selects between two clocks, and provides 8 precision, low skew LVDS output copies
2:1 MUX input provides a glitch-free, stable LVDS output
Wide operating frequency: 1kHz to >1.5GHz
<150ps tr/tf
<40ps output-to-output skew
Unique patent-pending input isolation design minimizes crosstalk
Fail-safe input prevents oscillation
150fs RMS phase jitter
<0.7psRMS MUX crosstalk-induced jitter
Unique patent-pending input termination and VT pin accepts DC- and AC-coupled inputs (CML, PECL, LVDS)
350mV LVDS output swing
Power supply 2.5V ±5%
-40°C to +85°C industrial temperature range
Available in 32-pin (5mm x 5mm) QFN package

Specifications

Product Type Fanout & Buffer and Drivers
Description 2:8
Input ANY
Output LVDS
Supply Voltage 2.5
Max Freq (GHz) 1.5
Max Data (Gbps) 0
Max Prop Delay (ps) 950
Icc (mA) 250
Power Supply 0
Max Within Device Skew (ps) 40
OE False
RPE True
FSI True
Input Mux True
Input EQ False
Delay Resolution ps/step 0
Output Type LVDS
Number Of Outputs 0
Pins | Packaging 32 | VQFN
Temp Range -40C to +85C
Packing Media Tube (60)

Environmental Information

JEDEC Indicator e4
ROHS Compliant
China EFUP Compliant
Device Weight (g) 0.0641
Shipping Weight (kg) 0.230833
Lead Count 32
Package Type VQFN
Package Width or Size 5x5x0.9mm
Soldering Composition NiPdAu

Alternative Descriptions

Ultra-Low Jitter 1:8 Any-In to LVDS Fanout with 2:1 RPE/FSI Input MUX with Inter | Microchip Technology
Ic, Lvds Buffer/Mux, 32Qfn | Newark Electronics
IC, LVDS BUFFER / MUX, 32QFN | element14
SY89838U Series 2.625 V 2 GHz Precision 1:8 LVDS Clock Fanout Buffer - MLF-32 | Future Electronics
Clock Fanout Buffer 8-OUT 32-Pin VQFN Tube | Avnet America


Frequently Asked Questions

Where can I find additional details, specifications and documents for a SY89838UMG?

Additional datasheets, footprints and schematics for SY89838UMG are listed on our Part Details page. You can also find images and similar parts to SY89838UMG on this page.

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What category does SY89838UMG fall under?

The SY89838UMG is listed under Semiconductors - ICs > More Semiconductors - ICs.

Can I view similar or alternative parts?

You can view similar parts to SY89838UMG when available in the More Semiconductors - ICs range under the specifications section at the bottom of the details page.

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Submit any questions directly to the customer support team of the distributor listing the product. For the SY89838UMG you can contact the distributor directly for product support, shipping queries etc.

Is the SY89838UMG RoHS compliant?

Yes. This part has been flagged as RoHS Compliant by Microchip Technology.

Which authorised distributors for SY89838UMG have stock available?

Authorised distributors including Microchip Technology, Newark Electronics, element14, Farnell and Chip One Stop have stock available or on a lead time for SY89838UMG.

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