Overview
The ADSP-21065LKCA-240, produced by Analog Devices Inc., is a general-purpose, programmable 32-bit Digital Signal Processor (DSP) that belongs to the SHARC family. This processor is optimized for cost-sensitive applications while maintaining high performance and memory integration. It supports both fixed-point and floating-point arithmetic, making it versatile for a wide range of applications including consumer, communications, automotive, industrial, and computer systems. The ADSP-21065L is code compatible with other SHARC DSPs, ensuring immediate access to software and hardware development tools from Analog Devices and third-party providers.
Key Specifications
| Specification | Details |
|---|---|
| Processor Speed | 66 MHz instruction rate |
| Performance | 198 MFLOPS (32-bit floating-point) |
| On-Chip Memory | 16K 32-bit dual-ported SRAM (544 Kbits configurable) |
| External Address Space | 64M x 32-bit word |
| Memory Interface | Glueless SDRAM interface |
| Serial Ports | Two synchronous serial ports supporting DSP serial port mode, I2S mode, and TDM multichannel mode |
| Timers | Two timers with event capture and PWM options |
| I/O Pins | 12 programmable I/O pins |
| DMA Channels | 10 DMA channels |
| Operating Temperature | Extended temperature range –55°C to +110°C |
| Package Options | 196-Ball CSPBGA (15mm x 15mm x 1.7mm) and 208-Lead MQFP (28mm x 28mm x 3.4mm) |
Key Features
- High-performance core with independent, parallel computation units (ALU, multiplier, and shifter) for single-cycle instructions.
- Support for IEEE 32-bit single-precision floating-point, extended precision 40-bit floating-point, and 32-bit fixed-point data formats.
- Dual-ported on-chip SRAM for single-cycle, independent accesses by the core processor and I/O processor or DMA controller.
- Glueless multiprocessing capability with up to two ADSP-21065L processors.
- Enhanced serial ports with support for DSP serial port mode, I2S mode, and TDM multichannel mode.
- Two timers with event capture and PWM options.
- 10 DMA channels for efficient data transfer.
- Extended temperature range and controlled manufacturing baseline for defense and aerospace applications.
Applications
- Consumer electronics: audio processing, video processing, and other multimedia applications.
- Communications: baseband processing, modulation, and demodulation.
- Automotive: engine control, infotainment systems, and safety systems.
- Industrial: control systems, medical devices, and industrial automation.
- Computer systems: embedded systems, data acquisition, and signal processing.
- Defense and aerospace: applications requiring extended temperature range and high reliability.
Q & A
- What is the ADSP-21065LKCA-240?
The ADSP-21065LKCA-240 is a 32-bit Digital Signal Processor (DSP) from Analog Devices Inc., part of the SHARC family, optimized for cost-sensitive applications.
- What are the key performance metrics of the ADSP-21065L?
The ADSP-21065L operates at 66 MHz and delivers 198 MFLOPS (32-bit floating-point) performance.
- What types of memory does the ADSP-21065L have?
The ADSP-21065L features 16K 32-bit dual-ported on-chip SRAM and supports a 64M x 32-bit word external address space.
- What serial port capabilities does the ADSP-21065L offer?
The ADSP-21065L has two synchronous serial ports supporting DSP serial port mode, I2S mode, and TDM multichannel mode.
- Is the ADSP-21065L suitable for defense and aerospace applications?
Yes, the ADSP-21065L supports defense and aerospace applications with its extended temperature range and controlled manufacturing baseline.
- What are the package options for the ADSP-21065L?
The ADSP-21065L is available in 196-Ball CSPBGA and 208-Lead MQFP packages.
- Can the ADSP-21065L be used in multiprocessing configurations?
Yes, the ADSP-21065L supports glueless multiprocessing with up to two ADSP-21065L processors.
- What is the significance of the dual-ported on-chip SRAM?
The dual-ported on-chip SRAM allows for single-cycle, independent accesses by the core processor and I/O processor or DMA controller.
- Are there any specific development tools available for the ADSP-21065L?
Yes, the ADSP-21065L is code compatible with other SHARC DSPs, ensuring access to software and hardware development tools from Analog Devices and third-party providers.
- What is the current status of the ADSP-21065L in terms of availability?
The ADSP-21065L has been marked for last time buy and is in the process of being obsoleted.
