BCM84146

Multirate 40-Gb/s 4:1 MUX with DPSK/Duobinary Precoder

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*Certain versions of this device are not available for sale in Germany or shipment to or from Germany, and these versions should not be used in any product destined for the German market.
Serializer/Deserializer (SerDes) Framer Interface Level 5 (SFI-5.2/XLAUI/OTL3.4/STL256.4) multiplexer (MUX) for use in 300-pin MSA 40 Gb/s modules.
 
The BCM84146 has an OIF-SFI-5.2/XLAUI/OTL3.4/STL256.4-compliant four-bit wide receive system data interface with a deskew channel operating from 2.488 Gb/s to 2.788 Gb/s. The device multiplexes and precodes data to the serial transmitter (operating from 39.8 Gb/s to 44.6 Gb/s). There is an additional deskew lane for the SFI-5.2/XLAUI/OTL3.4/STL256.4 interface.

Features

  • Data rate support from 39.8 Gb/s to 44.6 Gb/s
  • Programmable preemphasis on data output
  • Programmable amplitude control
  • Core power supply: 1.0V
  • SFI-5.2/XLAUI/OTL3.4/STL256.4 CML I/O: 1.0V

Applications

  • Carrier and Service Provider Servers (switching)
  • Data Center Servers (switching)
     

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