TDA8050A Datasheet | NXP Semiconductors

INTEGRATED CIRCUITS DATA SHEET TDA8050A QPSK transmitter Product specification File under Integrated Circuits, IC02 1999 Nov 05 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 IC is a monolithic bipolar IC dedicated to quadrature modulation of the I and Q signals. It includes: - Two double balanced mixers - A balanced voltage controlled oscillator (VCO) with 0 to 90 degrees signal generation for modulation - A phase locked loop (PLL) for IF frequency control -...