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]