Analog Devices AD6623
the AD6622 18-Bit Parallel Digital IF Output Real or Interleaved Complex 18-Bit Bidirectional Parallel Digital IF Input/Output Allows Cascade of Chips for Additional Channels Clipped or Wrapped Over Range Two’s Complement or Offset Binary Output Four Independent Digital Transmitters in Single Package RAM Coefficient Filter (RCF) Programmable IF and Modulation for Each Channel Programmable Interpolating RAM Coefficient Filter p/4-DQPSK Differential Phase Encoder 3p/8-PSK Linear Encoder 8-PSK Linear Encoder Programmable GMSK Look-Up Table Programmable QPSK Look-Up Table All-Pass Phase Equalizer...