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US5D308 - 8-Output Ultra-Low Additive Jitter Differential Clock Buffer/Level Translator

General Description

The US5D308 is a 2.1-Ghz,8-output differential high-performance clock fanout buffer.

The input clock can be selected from two differential inputs or one crystal input.

The selected input clock is distributed to two banks of 4 differential outputs and one LVCMOS output.

Key Features

  • Two differential reference clock input pairs.
  • Differential input pairs can accept the following differential input levels: LVPECL, LVDS, HCSL, HSTL or Single Ended.
  • Crystal Input accepts 10MHz to 40MHz Crystal or Single Ended Clock.
  • Maximum Output Frequency LVPECL - 2.1GHz LVDS - 2.1GHz HCSL - 250MHz LVCMOS - 250MHz.
  • Two banks, each has four differential output pairs that can be configured as LVPECL or LVDS or HCSL or HiZ.
  • One single-ended r.

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Datasheet Details

Part number US5D308
Manufacturer ultrasilicon
File Size 912.42 KB
Description 8-Output Ultra-Low Additive Jitter Differential Clock Buffer/Level Translator
Datasheet download datasheet US5D308 Datasheet

Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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8-Output Ultra-Low Additive Jitter Differential Clock Buffer/Level Translator US5D308 Datasheet Description The US5D308 is a 2.1-Ghz,8-output differential high-performance clock fanout buffer. The input clock can be selected from two differential inputs or one crystal input. The selected input clock is distributed to two banks of 4 differential outputs and one LVCMOS output. Both differential output banks can be independently configured as LVPECL,LVDS,or HCSL drivers,or disabled.The LVCMOS output has a synchronous enable input for runt-pulse-free operation when enabled or disabled. The outputs are at a defined level when inputs are open. The internal oscillator circuit is automatically disabled if the crystal input is not selected. The crystal pin can be driven by a single-ended clock.