Overview
The ADSP-21565BSWZ10 is a high-performance digital signal processor (DSP) from Analog Devices Inc., part of the SHARC+ family. This processor is based on the SHARC+ single core and features the Super Harvard Architecture, optimized for high-performance audio and floating-point applications. It is designed to provide large on-chip static random-access memory (SRAM), multiple internal buses to eliminate I/O bottlenecks, and innovative digital audio interfaces (DAI). The ADSP-21565BSWZ10 is particularly suited for applications requiring high floating-point performance, such as automotive, professional audio, and industrial-based applications.
Key Specifications
| Specification | Details |
|---|---|
| Core Clock Frequency | Up to 1 GHz |
| SHARC+ Core Infrastructure | 32-bit, 40-bit, and 64-bit floating-point support; 32-bit fixed point |
| Level 1 (L1) SRAM | 640 KB with parity |
| Level 2 (L2) SRAM | 1024 KB with ECC protection |
| Memory Interface | 16-bit interface to DDR3/DDR3L SDRAM devices |
| Digital Audio Interface (DAI) | 8x Full SPORT interfaces with TDM & I2S modes, 2x S/PDIF Rx/Tx, 8 ASRC pairs, 4 Precision Clock Generators, 24 Buffers |
| Peripheral Connectivity | 2x Quad SPI, 1x Octal SPI, 4x I2C, 2x UARTs, 6x General Purpose Timer, 1x General Purpose Counter, 2-ch 12-bit Housekeeping ADCs, 22 GPIO pins, 24 DAI pins |
| Package | 120-lead LQFP_EP (14mm x 14mm) |
| Operating Temperature | –40°C to +125°C |
| AEC-Q100 Qualification | Qualified for automotive applications |
Key Features
- Advanced Hardware Accelerators: Enhanced FIR/IIR offload engines running at core clock frequency, and security crypto engines with OTP.
- Powerful DMA System: Efficient data transfer mechanism.
- Innovative Digital Audio Interface (DAI): Includes 8x Full SPORT interfaces, 2x S/PDIF Rx/Tx, 8 ASRC pairs, and 4 Precision Clock Generators.
- Security and Protection: Crypto hardware accelerators, fast secure boot with IP protection, and integrated safety features like fault management unit (FMU) and system protection unit (SPU).
- Low System Power: Optimized for low system power across automotive temperature range.
- Cache Enhancements and Branch Prediction: New additions to the SHARC+ core while maintaining instruction set compatibility to previous SHARC products.
Applications
- Automotive: Active and road noise cancellation (ANC/RNC), voice-based user-interfaces, in-car communications (AEC/NR & microphone beamforming), engine sound synthesis (ESS).
- Professional Audio: Immersive 3D sound and personal audio zones.
- Industrial: Applications requiring high floating-point performance and advanced signal processing.
Q & A
- What is the maximum core clock frequency of the ADSP-21565BSWZ10?
The maximum core clock frequency is up to 1 GHz.
- How much Level 1 (L1) SRAM does the ADSP-21565BSWZ10 have?
The ADSP-21565BSWZ10 has 640 KB of Level 1 (L1) SRAM with parity.
- What types of floating-point support does the ADSP-21565BSWZ10 offer?
The processor supports 32-bit, 40-bit, and 64-bit floating-point operations.
- What is the purpose of the Digital Audio Interface (DAI) in the ADSP-21565BSWZ10?
The DAI includes features like 8x Full SPORT interfaces, 2x S/PDIF Rx/Tx, 8 ASRC pairs, and 4 Precision Clock Generators, making it suitable for advanced audio processing.
- Is the ADSP-21565BSWZ10 qualified for automotive applications?
Yes, it is AEC-Q100 qualified for automotive applications.
- What security features are integrated into the ADSP-21565BSWZ10?
The processor includes crypto hardware accelerators, fast secure boot with IP protection, and integrated safety features like FMU and SPU.
- What is the package type and size of the ADSP-21565BSWZ10?
The package is a 120-lead LQFP_EP with dimensions of 14mm x 14mm.
- What are some of the peripheral interfaces available on the ADSP-21565BSWZ10?
The processor includes interfaces such as 2x Quad SPI, 1x Octal SPI, 4x I2C, 2x UARTs, and 6x General Purpose Timer.
- Does the ADSP-21565BSWZ10 support DDR3/DDR3L SDRAM?
Yes, it has a 16-bit interface to DDR3/DDR3L SDRAM devices.
- What is the operating temperature range of the ADSP-21565BSWZ10?
The operating temperature range is –40°C to +125°C.
