ADSP-2185M

a FEATURES Performance 13.3 ns Instruction Cycle Time @ 2.5 V (Internal), 75 MIPS Sustained Performance Single-Cycle Instruction Execution Single-Cycle Context Switch 3-Bus Architecture Allows Dual Operand Fetches in Every Instruction Cycle Multifunction Instructions Power-Down Mode Featuring Low CMOS Standby Power Dissipation with 200 CLKIN Cycle Recovery from Power-Down Condition Low Power Dissipation in Idle Mode DSP Microcomputer ADSP-2185M System Interface Flexible I/O Structure Allows 2.5 V or 3.3 V Operation; All Inputs Tolerate up to 3.6 V Regardless of Mode 16-Bit Internal DMA Port for High-Speed Access to On-Chip Memory (Mode Selectable) 4 MByte Memory Interface for Storage of Data Tables and Program Overlays (Mode Selectable) 8-Bit DMA to Byte Memory for Transparent Program and Data Memory Transfers (Mode Selectable) I/O Memory Interface with 2048 Locations Supports Parallel Peripherals (Mode Selectable) Programmable Memory Strobe and Separate I/O Memory Space Permits “Glueless” System Design Programmable Wait State Generation Two Double-Buffered Serial Ports with Companding Hardware and Automatic Data Buffering Automatic Booting of On-Chip Program Memory from Byte-Wide External Memory, e.g., EPROM, or through Internal DMA Port Six External Interrupts 13 Programmable Flag Pins Provide Flexible System Signaling UART Emulation through Software SPORT Reconfiguration ICE-Port™ Emulator Interface Supports Debugging in Final Systems F w C DATA ADDRESS GENERATORS DAG1 D...