Overview
The ADSP-21065LKCAZ264 is a 32-bit Digital Signal Processor (DSP) from Analog Devices Inc., part of the SHARC family. This processor is designed for cost-sensitive applications while maintaining high performance and precision. 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. It is code compatible with other ADSP-21060/ADSP-21061/ADSP-21062 processors, ensuring ease of development with existing software and hardware tools.
Key Specifications
| Specification | Details |
|---|---|
| Processor Type | 32-bit Digital Signal Processor (DSP) |
| Clock Speed | 66 MHz (instruction rate) |
| 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 |
| Package Type | 196-Ball CSPBGA (15mm x 15mm x 1.7mm) |
| Supply Voltage | 3.3V |
| Operating Temperature | -55°C to +110°C (extended temperature range) |
| Serial Ports | Two synchronous serial ports with up to 32-channel TDM support |
| Timers | Two timers with event capture and PWM options |
| I/O Pins | 12 programmable I/O pins |
| DMA Channels | 10 DMA channels |
Key Features
- High Performance Core: The ADSP-21065L features a high-performance core that supports IEEE 32-bit single-precision floating-point, extended precision 40-bit floating-point, and 32-bit fixed-point data formats.
- Parallel Computation Units: The processor includes independent, parallel computation units such as the arithmetic/logic unit (ALU), multiplier, and shifter, all performing single-cycle instructions.
- Instruction Cache: An on-chip instruction cache enables three-bus operation for fetching an instruction and two operands in a single cycle.
- Dual-Ported Memory: The on-chip SRAM is dual-ported, allowing single-cycle, independent accesses by the core processor and I/O processor or DMA controller.
- Serial Ports: Two synchronous serial ports support various operation modes including DSP serial port mode, I2S mode, and TDM multichannel mode.
- Glueless SDRAM Interface: Supports glueless SDRAM interface for easy memory expansion.
- Multiprocessing Capability: Glueless multiprocessing with up to two ADSP-21065L processors.
Applications
The ADSP-21065L is suitable for a broad range of applications including:
- Consumer Electronics: Digital audio, video, and multimedia processing.
- Communications: Modems, wireless communication systems, and network equipment.
- Automotive: Advanced driver-assistance systems (ADAS), infotainment systems, and automotive control units.
- Industrial: Control systems, medical devices, and industrial automation.
- Defense and Aerospace: The ADSP-21065L supports defense and aerospace applications, meeting AQEC standards.
Q & A
- What is the clock speed of the ADSP-21065L?
The ADSP-21065L has a clock speed of 66 MHz (instruction rate).
- What types of arithmetic does the ADSP-21065L support?
The ADSP-21065L supports IEEE 32-bit single-precision floating-point, extended precision 40-bit floating-point, and 32-bit fixed-point arithmetic.
- 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).
- What is the operating temperature range of the ADSP-21065L?
The operating temperature range is -55°C to +110°C.
- Does the ADSP-21065L support multiprocessing?
- What types of serial ports does the ADSP-21065L have?
The ADSP-21065L features two synchronous serial ports with support for DSP serial port mode, I2S mode, and TDM multichannel mode.
- How many DMA channels does the ADSP-21065L have?
The ADSP-21065L has 10 DMA channels.
- Is the ADSP-21065L code compatible with other SHARC processors?
- What is the package type of the ADSP-21065LKCAZ264?
The package type is a 196-Ball CSPBGA (15mm x 15mm x 1.7mm).
- Does the ADSP-21065L support defense and aerospace applications?
