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SA627 Datasheet High performance low power FM IF system with high-speed RSSI

Manufacturer: Philips Semiconductors (now NXP Semiconductors)

General Description

The SA627 has faster RSSI rise and fall times.

The SA627 is a high performance monolithic low-power FM IF system incorporating a mixer/oscillator, two limiting intermediate frequency amplifiers, quadrature detector, muting, logarithmic received signal strength indicator (RSSI) with fast rise and fall time, voltage regulator and frequency check/limiter out (–).

The SA627 also has an extra limiter output.

Overview

RF COMMUNICATIONS PRODUCTS SA627 High performance low power FM IF system with high-speed RSSI Product specification Replaces data of November 3, 1992 RF Communications Handbook 1997 Nov 07 Philips Semiconductors Philips.

Key Features

  • Fast RSSI rise and fall times.
  • Low power consumption: 5.8mA typical at 6V.
  • Mixer input to >500MHz.
  • Mixer conversion power gain of 13dB at 45MHz.
  • Mixer noise figure of 4.6dB at 45MHz.
  • XTAL oscillator effective to 150MHz (L. C. oscillator to 1GHz local oscillator can be injected) MUTED AUDIO OUT 8.