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LV2700V - Spread Spectrum Communications IC

Key Features

  • Frequency conversion is not required. (direct signal processing at 236 MHz).
  • Wide spread-spectrum bandwidth (20 MHz).
  • Sanyo developed system for PN code synchronization.
  • Allows direct primary modulation (FSK and FM) by data and analog signals. (Maximum data rate: 150 kbps).
  • Low-voltage operation (2.7 to 5.5 V).
  • Low power dissipation (36 mW in RX mode) Package Dimensions [LV2700V] Functions [TX Block].
  • Spectrum spreader.
  • C.

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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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Ordering number : EN *5651 Bi-CMOS LSI LV2700V Spread Spectrum Communications IC Preliminary Overview The LV2700V provides the reception and transmission functions necessary for half-duplex communication in spread-spectrum communications systems. • Band limiting filter (LPF) for data transmission [RX Block] • Spectrum despreader • Synchronization supplementation and protection • 236-MHz PLL • PN code generator (M sequence) • M sequence code length (31 or 63 chips) and tap switching • FSK (FM) demodulator • Lock detector Features • Frequency conversion is not required. (direct signal processing at 236 MHz) • Wide spread-spectrum bandwidth (20 MHz) • Sanyo developed system for PN code synchronization • Allows direct primary modulation (FSK and FM) by data and analog signals.