SA58640 Datasheet Low-voltage mixer FM-IF

Manufacturer: NXP Semiconductors

SA58640 low-voltage mixer fm-if by NXP Semiconductors - Datasheet Preview

Datasheet Details

Part number	SA58640
Manufacturer	NXP Semiconductors
File Size	192.89 KB
Description	Low-voltage mixer FM-IF
Download	SA58640 Download (PDF)

General Description

The SA58640 is a low-voltage monolithic FM IF system incorporating a mixer/oscillator, two limiting intermediate frequency amplifiers, quadrature detector, logarithmic RSSI, voltage regulator and audio and RSSI operational amplifiers.

The SA58640 is available in a 20-pin SSOP package.

Overview

SA58640 Low-voltage mixer FM IF system Rev.

3 — 12 April 2011 Product data sheet 1.

Introduction The SA58640 was designed for cordless telephone applications in which efficient and economic integrated solutions are required and yet high performance is desirable.

Key Features

Low power consumption: 5.0 mA typical at 5 V.
Mixer input to >100 MHz.
Mixer conversion power gain of 17 dB at 45 MHz.
Crystal oscillator effective to 100 MHz (LC oscillator or external oscillator can be used at higher frequencies).
102 dB of IF amplifier/limiter gain.
2 MHz IF amplifier/limiter small signal bandwidth.
Temperature compensated logarithmic RSSI with a 70 dB dynamic range.
Low external component count; suitabl.

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