RAM Coefficient Filter (RCF) - Programmable IF And Modulation For Each Channel - Programmable Interpolating RAM Coefficient Filter - p/4 DQPSK Differential Phase Encoder - 3p/8 8-PSK Linear Encoder - 8-PSK Linear Encoder - Programmable GMSK Look-Up-Table - Programmable QPSK Look-Up-Table - All-Pass Phase Equalizer - Programmable Fine Scalar - Programmable Power Ramp Unit 18-Bit Parallel Digital IF Output 18-Bit Bi-Directional Parallel Digital IF Input/Output Allows Cascade Of Chips For Additional Channels Four Independent Digital Transmitters In Single Package Digital Re-Sampling For Non-Integer Decimation Rates