Overview
The ADSP-21065LKSZ-240, produced by Analog Devices Inc., is a powerful member of the SHARC family of 32-bit digital signal processors (DSPs). This processor is optimized for cost-sensitive applications while maintaining high performance and memory integration. It is fabricated in a high-speed, low-power CMOS process using 0.35 mm technology. The ADSP-21065L supports both fixed-point and floating-point arithmetic, making it versatile for a wide range of applications. It is code compatible with ADI's SHARC DSP family, ensuring immediate access to software and hardware development tools from ADI and third-party providers.
Key Specifications
| Specification | Value |
|---|---|
| Instruction Rate | 60 MHz / 66 MHz |
| Performance | 198 MFLOPS (32-bit floating-point) |
| On-chip Memory | 16K 32-bit Dual-ported on-chip memory (544 KBits configurable) |
| External Address Space | 64M x 32-bit word |
| Memory Configuration | Bank 0: 288 Kbits, Bank 1: 256 Kbits |
| Serial Ports | Two synchronous serial ports, supporting DSP serial port mode, I2S mode, and TDM multichannel mode |
| DMA Channels | 10 DMA channels |
| Timers | Two timers with event capture and PWM options |
| I/O Pins | 12 programmable I/O pins |
| Supply Voltage | 3.3V |
| Temperature Range | –55°C to +110°C |
| Package | 208-Lead MQFP (28mm x 28mm x 3.4mm) |
Key Features
- High-performance 32-bit DSP core with floating-point and fixed-point arithmetic capabilities.
- Dual-ported on-chip memory for single-cycle, independent accesses by the core processor and I/O processor or DMA controller.
- Glueless SDRAM interface and support for external memory access.
- Two synchronous serial ports with support for DSP serial port mode, I2S mode, and TDM multichannel mode.
- Ten DMA channels with interrupt generation on completion of DMA transfers and DMA chaining.
- Two timers with event capture and PWM options.
- Twelve programmable I/O pins.
- Glueless multiprocessing capability with up to two ADSP-21065L processors.
- Extended temperature range and controlled manufacturing baseline, making it suitable for defense and aerospace applications.
Applications
The ADSP-21065L is versatile and can be used in a broad range of applications, including:
- Consumer electronics
- Communications systems
- Automotive systems
- Industrial control systems
- Computer systems
- Defense and aerospace applications due to its compliance with AQEC standards.
- Digital audio applications, leveraging its high performance and integrated peripherals.
Q & A
- What is the ADSP-21065L?
The ADSP-21065L is a 32-bit digital signal processor from Analog Devices Inc., optimized for cost-sensitive applications while offering high performance and memory integration.
- What are the instruction rates of the ADSP-21065L?
The ADSP-21065L is available in two speed grades: 60 MHz and 66 MHz instruction rates.
- What type of memory does the ADSP-21065L have?
The ADSP-21065L has 16K 32-bit dual-ported on-chip memory, configurable up to 544 Kbits.
- Does the ADSP-21065L support multiprocessing?
- What serial communication modes does the ADSP-21065L support?
The ADSP-21065L supports DSP serial port mode, I2S mode, and TDM multichannel mode through its two synchronous serial ports.
- What is the temperature range of the ADSP-21065L?
The ADSP-21065L operates within an extended temperature range of –55°C to +110°C.
- Is the ADSP-21065L suitable for defense and aerospace applications?
- What is the package type of the ADSP-21065LKSZ-240?
The ADSP-21065LKSZ-240 comes in a 208-Lead MQFP package.
- How many DMA channels does the ADSP-21065L have?
The ADSP-21065L has 10 DMA channels.
- Does the ADSP-21065L support external memory access?
