Overview
The ADSP-21065LKS-264 is a general-purpose, programmable 32-bit Digital Signal Processor (DSP) from Analog Devices Inc., part of 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. The ADSP-21065L is fabricated in a high-speed, low-power CMOS process and features an on-chip instruction cache, enabling single-cycle instruction execution.
Key Specifications
| Specification | Details |
|---|---|
| Processor Type | 32-bit Digital Signal Processor (DSP) |
| Clock Speed | 66 MHz |
| Performance | 198 MFLOPS (32-bit floating-point) |
| On-chip Memory | 16K 32-bit Dual-ported on-chip memory (544 KBits configurable) |
| External Memory | 64M x 32-bit word external address space |
| SDRAM Interface | Glueless SDRAM interface |
| Serial Ports | Two synchronous serial ports, supporting up to 32-channel TDM |
| Timers | Two timers with event capture and PWM options |
| I/O Pins | 12 programmable I/O pins |
| DMA Channels | 10 DMA channels |
| Operating Temperature | –55°C to +110°C |
| Package | 208-Lead MQFP (28mm x 28mm x 3.4mm) |
Key Features
- High Performance Core: The ADSP-21065L features a high-performance core with an on-chip instruction cache, allowing single-cycle instruction execution.
- Dual-Ported Memory: The processor includes 544 Kbits of on-chip SRAM, organized into two banks, with dual-ported memory for independent accesses by the core processor and I/O processor or DMA controller.
- Serial Communication: Two synchronous serial ports support various operation modes, including DSP serial port mode, I2S mode, and TDM multichannel mode.
- Programmable Timers and I/O: The processor has two independent timer blocks and 12 programmable I/O pins.
- Glueless Multiprocessing: Supports glueless multiprocessing with up to two ADSP-21065L processors.
- Code Compatibility: Code compatible with ADI's SHARC DSP family, providing access to a wide range of software and hardware development tools.
Applications
- Consumer Electronics: Suitable for various consumer electronics applications due to its high performance and cost-effectiveness.
- Communications: Used in communication systems requiring high-speed signal processing.
- Automotive: Applied in automotive systems for signal processing and control.
- Industrial: Utilized in industrial control and monitoring systems.
- Computer Systems: Employed in computer systems for tasks requiring high computational power.
- Defense and Aerospace: Supports defense and aerospace applications with its extended temperature range and controlled manufacturing baseline, adhering to AQEC standards.
Q & A
- What is the clock speed of the ADSP-21065L?
The clock speed of the ADSP-21065L is 66 MHz.
- What is the performance of the ADSP-21065L in terms of MFLOPS?
The ADSP-21065L achieves 198 MFLOPS (32-bit floating-point).
- How much on-chip memory does the ADSP-21065L have?
The ADSP-21065L has 16K 32-bit Dual-ported on-chip memory (544 KBits configurable).
- Does the ADSP-21065L support glueless SDRAM interface?
- How many serial ports does the ADSP-21065L have and what are their capabilities?
The ADSP-21065L has two synchronous serial ports, each supporting up to 32-channel TDM and various operation modes.
- What are the operating temperature ranges for the ADSP-21065L?
The operating temperature range for the ADSP-21065L is –55°C to +110°C.
- Is the ADSP-21065L code compatible with other SHARC DSPs?
- What types of applications can the ADSP-21065L be used for?
The ADSP-21065L can be used in consumer electronics, communications, automotive, industrial, computer systems, and defense and aerospace applications.
- Does the ADSP-21065L support multiprocessing?
- What is the package type for the ADSP-21065LKS-264?
The ADSP-21065LKS-264 comes in a 208-Lead MQFP (28mm x 28mm x 3.4mm) package.
