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ADSP-2191MBCA-140 Arkusz danych(PDF) 2 Page - Analog Devices |
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ADSP-2191MBCA-140 Arkusz danych(HTML) 2 Page - Analog Devices |
2 / 52 page ADSP-2191M –2– REV. 0 INTEGRATION FEATURES 160 K Bytes On-Chip RAM Configured as 32K Words 24-Bit Memory RAM and 32K Words 16-Bit Memory RAM Dual-Purpose 24-Bit Memory for Both Instruction and Data Storage Independent ALU, Multiplier/Accumulator, and Barrel Shifter Computational Units with Dual 40-bit Accumulators Unified Memory Space Allows Flexible Address Genera- tion, Using Two Independent DAG Units Powerful Program Sequencer Provides Zero-Overhead Looping and Conditional Instruction Execution Enhanced Interrupt Controller Enables Programming of Interrupt Priorities and Nesting Modes SYSTEM INTERFACE FEATURES Host Port with DMA Capability for Glueless 8- or 16-Bit Host Interface 16-Bit External Memory Interface for up to 16M Words of Addressable Memory Space Three Full-Duplex Multichannel Serial Ports, with Support for H.100 and up to 128 TDM Channels with A-Law and -Law Companding Optimized for Telecom- munications Systems Two SPI-Compatible Ports with DMA Support UART Port with DMA Support 16 General-Purpose I/O Pins with Integrated Inter- rupt Support Three Programmable Interval Timers with PWM Generation, PWM Capture/Pulsewidth Measurement, and External Event Counter Capabilities Up to 11 DMA Channels Can Be Active at Any Given Time for High I/O Throughput On-Chip Boot ROM for Automatic Booting from External 8- or 16-Bit Host Device, SPI ROM, or UART with Autobaud Detection Programmable PLL Supports 1 to 32 Input Frequency Multiplication and Can Be Altered during Runtime IEEE JTAG Standard 1149.1 Test Access Port Supports On-Chip Emulation and System Debugging 2.5 V Internal Operation and 3.3 V I/O 144-Lead LQFP and 144-Ball Mini-BGA Packages TABLE OF CONTENTS GENERAL DESCRIPTION . . . . . . . . . . . . . . . . . . . . .3 DSP Core Architecture . . . . . . . . . . . . . . . . . . . . . . . .3 DSP Peripherals Architecture . . . . . . . . . . . . . . . . . . .4 Memory Architecture . . . . . . . . . . . . . . . . . . . . . . . . .5 Interrupts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6 DMA Controller . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7 Host Port . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .8 DSP Serial Ports (SPORTs) . . . . . . . . . . . . . . . . . . . .9 Serial Peripheral Interface (SPI) Ports . . . . . . . . . . . . .9 UART Port . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 Programmable Flag (PFx) Pins . . . . . . . . . . . . . . . . .10 Low Power Operation . . . . . . . . . . . . . . . . . . . . . . . .10 Clock Signals . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .11 Reset . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .11 Power Supplies . . . . . . . . . . . . . . . . . . . . . . . . . . . . .11 Booting Modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . .11 Bus Request and Bus Grant . . . . . . . . . . . . . . . . . . .12 Instruction Set Description . . . . . . . . . . . . . . . . . . . .13 Development Tools . . . . . . . . . . . . . . . . . . . . . . . . . .13 Additional Information . . . . . . . . . . . . . . . . . . . . . . .15 PIN FUNCTION DESCRIPTIONS . . . . . . . . . . . . . .15 SPECIFICATIONS . . . . . . . . . . . . . . . . . . . . . . . . . . 18 ABSOLUTE MAXIMUM RATINGS. . . . . . . . . . . 19 ESD SENSITIVITY . . . . . . . . . . . . . . . . . . . . . . . . .19 Power Dissipation . . . . . . . . . . . . . . . . . . . . . . . . . . .19 TIMING SPECIFICATIONS . . . . . . . . . . . . . . . . .20 Output Drive Currents . . . . . . . . . . . . . . . . . . . . . . .41 Power Dissipation . . . . . . . . . . . . . . . . . . . . . . . . . . .41 Test Conditions . . . . . . . . . . . . . . . . . . . . . . . . . . . .41 Environmental Conditions . . . . . . . . . . . . . . . . . . . .42 144-Lead LQFP Pinout . . . . . . . . . . . . . . . . . . . . . .44 144-Lead Mini-BGA Pinout . . . . . . . . . . . . . . . . . . .46 OUTLINE DIMENSIONS . . . . . . . . . . . . . . . . . . . . .48 ORDERING GUIDE . . . . . . . . . . . . . . . . . . . . . . . . .49 |
Podobny numer części - ADSP-2191MBCA-140 |
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Podobny opis - ADSP-2191MBCA-140 |
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