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ICS840-77 - CRYSTAL-TO LVCMOS/LVTTL FREQUENCY SYNTHESIZER

General Description

The ICS840-77 is a SONET Oscillator Replacement and a member of the HiPerClocks TM HiPerClockS™ family of high performance devices from ICS.

The ICS840-77 uses a 19.44MHz crystal to synthesize 77.76MHz.

The ICS840-77 has excellent jitter performance.

Key Features

  • One LVCMOS/LVTTL output, 15Ω output impedence.
  • Crystal oscillator interface designed for 19.44MHz, 18pF parallel resonant crystal.
  • Output frequency: 77.76MHz.
  • Random jitter: 2.82ps (typical).
  • Deterministic jitter: 0.205ps (typical).
  • 3.3V operating supply.
  • 0°C to 70°C ambient operating temperature.
  • Available in both standard and lead-free RoHS-compliant packages.

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Datasheet Details

Part number ICS840-77
Manufacturer Integrated Circuit Systems
File Size 205.00 KB
Description CRYSTAL-TO LVCMOS/LVTTL FREQUENCY SYNTHESIZER
Datasheet download datasheet ICS840-77 Datasheet

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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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PRELIMINARY Integrated Circuit Systems, Inc. ICS840-77 77.76MHZ, LVCMOS/LVTTL OSCILLATOR REPLACEMENT FEATURES • One LVCMOS/LVTTL output, 15Ω output impedence • Crystal oscillator interface designed for 19.44MHz, 18pF parallel resonant crystal • Output frequency: 77.76MHz • Random jitter: 2.82ps (typical) • Deterministic jitter: 0.205ps (typical) • 3.3V operating supply • 0°C to 70°C ambient operating temperature • Available in both standard and lead-free RoHS-compliant packages GENERAL DESCRIPTION The ICS840-77 is a SONET Oscillator Replacement and a member of the HiPerClocks TM HiPerClockS™ family of high performance devices from ICS. The ICS840-77 uses a 19.44MHz crystal to synthesize 77.76MHz. The ICS840-77 has excellent jitter performance.