ADSP2101

a ADSP-2100 Family DSP Microcomputers ADSP-21xx SUMMARY 16-Bit Fixed-Point DSP Microprocessors with On-Chip Memory Enhanced Harvard Architecture for Three-Bus Performance: Instruction Bus & Dual Data Buses Independent Computation Units: ALU, Multiplier/ Accumulator, and Shifter Single-Cycle Instruction Execution & Multifunction Instructions On-Chip Program Memory RAM or ROM & Data Memory RAM Integrated I/O Peripherals: Serial Ports, Timer, Host Interface Port (ADSP-2111 Only) FEATURES 25 MIPS, 40 ns Maximum Instruction Rate Separate On-Chip Buses for Program and Data Memory Program Memory Stores Both Instructions and Data (Three-Bus Performance) Dual Data Address Generators with Modulo and Bit-Reverse Addressing Efficient Program Sequencing with Zero-Overhead Looping: Single-Cycle Loop Setup Automatic Booting of On-Chip Program Memory from Byte-Wide External Memory (e.g., EPROM ) Double-Buffered Serial Ports with Companding Hardware, Automatic Data Buffering, and Multichannel Operation ADSP-2111 Host Interface Port Provides Easy Interface to 68000, 80C51, ADSP-21xx, Etc. Automatic Booting of ADSP-2111 Program Memory Through Host Interface Port Three Edge- or Level-Sensitive Interrupts Low Power IDLE Instruction PGA, PLCC, PQFP, and TQFP Packages MIL-STD-883B Versions Available GENERAL DESCRIPTION The ADSP-2100 Family processors are single-chip microcomputers optimized for digital signal processing (DSP) and other high speed numeric processing applications. The ADSP-21xx pr...