1.1 Features
· C672x: 32-/64-Bit 300-MHz Floating-Point DSPs
· Upgrades to C67x+ CPU From C67x™ DSP
Generation:
– 2X CPU Registers [64 General-Purpose]
– New Audio-Specific Instructions
– Compatible With the C67x CPU
· Enhanced Memory System
– 256K-Byte Unified Program/Data RAM
– 384K-Byte Unified Program/Data ROM
– Single-Cycle Data Access From CPU
– Large Program Cache (32K Byte) Supports
RAM, ROM, and External Memory
· External Memory Interface (EMIF) Supports
– 100-MHz SDRAM (16- or 32-Bit)
– Asynchronous NOR Flash, SRAM (8-,16-, or
32-Bit)
– NAND Flash (8- or 16-Bit)
· Enhanced I/O System
– High-Performance Crossbar Switch
– Dedicated McASP DMA Bus
– Deterministic I/O Performance
· dMAX (Dual Data Movement Accelerator)
Supports:
– 16 Independent Channels
– Concurrent Processing of Two Transfer
Requests
– 1-, 2-, and 3-Dimensional
Memory-to-Memory and
Memory-to-Peripheral Data Transfers
– Circular Addressing Where the Size of a
Circular Buffer (FIFO) is not Limited to 2n
– Table-Based Multi-Tap Delay Read and
Write Transfers From/To a Circular Buffer
· Three Multichannel Audio Serial Ports
– Transmit/Receive Clocks up to 50 MHz
– Six Clock Zones and 16 Serial Data Pins
– Supports TDM, I2S, and Similar Formats
– DIT-Capable (McASP2)
· Universal Host-Port Interface (UHPI)
– 32-Bit-Wide Data Bus for High Bandwidth
– Muxed and Non-Muxed Address and Data
· Two 10-MHz SPI Ports With 3-, 4-, and 5-Pin
Options
· Two Inter-Integrated Circuit (I2C) Ports
· Real-Time Interrupt Counter/Watchdog
· Oscillator- and Software-Controlled PLL
· Applications:
– Professional Audio
· Mixers
· Effects Boxes
· Audio Synthesis
· Instrument/Amp Modeling
· Audio Conferencing
· Audio Broadcast
· Audio Encoder
– Emerging Audio Applications
– Biometrics
– Medical
– Industrial
· Commercial or Extended Temperature
· 144-Pin, 0.5-mm, PowerPAD™ Thin Quad
Flatpack (TQFP) [RFP Suffix]
· 256-Terminal, 1.0-mm, 16x16 Array Plastic Ball
Grid Array (PBGA) [GDH and ZDH Suffixes]