Overview
The ADSP-21262SKSTZ200 is a member of the third-generation SHARC (Super Harvard Architecture) family of programmable Digital Signal Processors (DSPs) from Analog Devices Inc. This processor is designed to offer high performance and integration, making it suitable for a wide range of applications including high-quality audio, automotive entertainment systems, voice recognition, medical appliances, and measurement devices. The ADSP-21262 features a 200MHz SIMD SHARC core, capable of executing complex DSP algorithms with high efficiency.
Key Specifications
| Parameter | Specification |
|---|---|
| Core Clock Speed | 200 MHz (5 ns instruction cycle time) |
| Performance | 1.2 GFLOPS |
| On-Chip Memory | 2 Mbit dual-ported SRAM, 4 Mbit mask-programmable ROM |
| Serial Ports | 6 independent full-duplex serial ports (supports DSP Serial mode, I2S mode, Left Justified Sample pair mode, and TDM mode) |
| DMA Channels | 22 zero-overhead DMA channels |
| Timers | 4 timers (1 core and 3 general purpose timers with PWM generation, PWM capture/pulse width measurement, and external event watchdog modes) |
| Interface | SPI compatible interface, 16-bit parallel port, Digital Applications Interface (DAI) |
| Package | 144-lead LQFP (20mm × 20mm) |
| Temperature Range | 0 to 70°C (Commercial), -40 to +85°C (Industrial) |
Key Features
- Code compatible with all SHARC DSPs
- Supports IEEE-compatible 32-bit floating-point, 40-bit floating-point, and 32-bit fixed-point data types
- 2.4 Gbyte/sec on-chip bandwidth
- Digital Applications Interface (DAI) for simplified I/O system development
- PLL capable of a variety of software multiplier ratios
- SPI compatible interface and a 16-bit parallel port
- High-performance SIMD computational hardware
- Multiple internal buses to eliminate I/O bottlenecks
Applications
- High-quality audio systems
- Automotive entertainment systems
- Voice recognition systems
- Medical appliances
- Measurement devices
Q & A
- What is the core clock speed of the ADSP-21262SKSTZ200?
The core clock speed is 200 MHz with a 5 ns instruction cycle time.
- What is the performance capability of the ADSP-21262SKSTZ200?
The processor is capable of executing 1.2 GFLOPS.
- What type of on-chip memory does the ADSP-21262SKSTZ200 have?
The processor features 2 Mbit dual-ported SRAM and 4 Mbit mask-programmable ROM.
- How many serial ports does the ADSP-21262SKSTZ200 have?
The processor has 6 independent full-duplex serial ports.
- What is the Digital Applications Interface (DAI) used for?
The DAI enables complete software programmability of various peripherals, simplifying I/O system development.
- What types of timers are available on the ADSP-21262SKSTZ200?
The processor includes 4 timers: 1 core timer and 3 general purpose timers with PWM generation, PWM capture/pulse width measurement, and external event watchdog modes.
- What interfaces are supported by the ADSP-21262SKSTZ200?
The processor supports SPI compatible interface, 16-bit parallel port, and Digital Applications Interface (DAI).
- What is the package type and size of the ADSP-21262SKSTZ200?
The processor is available in a 144-lead LQFP package (20mm × 20mm).
- What are the typical applications of the ADSP-21262SKSTZ200?
Typical applications include high-quality audio systems, automotive entertainment systems, voice recognition systems, medical appliances, and measurement devices.
- Is the ADSP-21262SKSTZ200 code compatible with other SHARC DSPs?
Yes, the ADSP-21262SKSTZ200 is code compatible with all SHARC DSPs.
