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SA639 - Low voltage mixer FM IF system with filter amplifier and data switch

Description

The SA639 is a low-voltage high performance monolithic FM IF system with high-speed RSSI incorporating a mixer/oscillator, two wideband limiting intermediate frequency amplifiers, quadrature detector, logarithmic received signal strength indicator (RSSI), fast RSSI op amps, voltage regulator, wideba

Features

  • XTAL oscillator effective to 150MHz (L. C. oscillator to 1GHz local oscillator can be injected).
  • VCC = 2.7 to 5.5V.
  • Low power consumption: 8.6mA typ at 3V.
  • Wideband data output (1MHz min. ).
  • Fast RSSI rise and fall times.
  • Mixer input to >500MHz.
  • Mixer conversion power gain of 9.2dB and noise figure of 11dB at 110MHz.
  • 92dB of IF Amp/Limiter power gain.
  • 25MHz limiter small signal bandwidth.
  • Temperature comp.

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Datasheet Details

Part number SA639
Manufacturer Philips
File Size 226.43 KB
Description Low voltage mixer FM IF system with filter amplifier and data switch
Datasheet download datasheet SA639 Datasheet
Additional preview pages of the SA639 datasheet.

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Full PDF Text Transcription

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INTEGRATED CIRCUITS SA639 Low voltage mixer FM IF system with filter amplifier and data switch Product specification IC17 Data Handbook 1998 Feb 10 Philips Semiconductors Philips Semiconductors Product specification Low voltage mixer FM IF system with filter amplifier and data switch SA639 DESCRIPTION The SA639 is a low-voltage high performance monolithic FM IF system with high-speed RSSI incorporating a mixer/oscillator, two wideband limiting intermediate frequency amplifiers, quadrature detector, logarithmic received signal strength indicator (RSSI), fast RSSI op amps, voltage regulator, wideband data output, post detection filter amplifier and data switch. The SA639 is available in 24-lead TSSOP (Thin shrink small outline package).
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