Analog Devices AD6633 Multichannel Digital Transmit Signal Processor (TSP) With Versacrest Crest Reduction Engine

Quick Specs

Manufacturer	ANALOG DEVICES

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Product Features

• All-pass phase equalizer filters (meets IS-95 requirements)
• Serial control port (SPI- or SPORT-compatible)
• 3.3 V I/O and 1.8 V core supplies
• 16-bit/8-bit MicroPort (Intel or Motorola mode)
• FIR interpolating filters, 2 per channel
• Complex FIR filter for frequency equalization or additional filtering
• 4 or 6 wide-band digital up-converter channels
• Fifth-order interpolating CIC filter, 1 per channel
• Full complex NCO, 32-bit tuning resolution (fine), worst spur better than -105 dBc, 1 per channel
• Programmable RAM coefficient FIR filters (RCF) with re-sampling
• Full complex composite NCO, 6-bit tuning resolution
• User-configurable, built-in, self-test (BIST) capability
• One 20-bit complex input port (I, Q interleaved), shared among 4 or 6 processing channels
• VersaCREST crest reduction engine reduces demands on external power amplifiers
• JTAG boundary scan
• Output automatic gain control
• Two 18-bit output ports for parallel I and Q or a single 18-bit output port for interleaved I and Q