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SA1638 Datasheet Low voltage IF I/Q transceiver

Manufacturer: Philips Semiconductors (now NXP Semiconductors)

General Description

The SA1638 is a combined Rx and Tx IF I/Q circuit.

The receive path contains an IF amplifier, a pair of quadrature down-mixers, and a pair of baseband filters and amplifiers.

A second pair of mixers in the transmit path transposes a quadrature baseband input up to the IF frequency.

Overview

INTEGRATED CIRCUITS SA1638 Low voltage IF I/Q transceiver Product specification IC17 Data Handbook 1997 Sept 03 Philips Semiconductors Philips Semiconductors Product specification Low voltage IF I/Q transceiver.

Key Features

  • Fully compatible with SA1620 GSM RF front-end (see Figure 9).