TDA8050 Datasheet | NXP Semiconductors

INTEGRATED CIRCUITS DATA SHEET TDA8050 QPSK transmitter Product specification Supersedes data of 1999 Jun 21 File under Integrated Circuits, IC02 1999 Dec 14 Philips Semiconductors Product specification QPSK transmitter Features - Programmable gain - PLL controlled carrier frequency - 3-wire transmission bus - 5 V supply voltage. APPLICATIONS - QPSK modulation. GENERAL DESCRIPTION The Quadrature Phase Shift Keying (QPSK) transmitter is a monolithic bipolar IC dedicated for quadrature modulation of the I and Q signals. It includes: - Two double-balanced mixers - Symmetrical Voltage Controlled Oscillator (VCO) with 0 to 90 degree signal generation for modulation - Phase-Locked Loop (PLL)...