Overview
The ADSP-21569KBCZ8 is a high-performance digital signal processor (DSP) from Analog Devices Inc., part of the SHARC+ family. This single-core processor is optimized for applications requiring high floating-point performance, particularly in the domains of audio processing and automotive systems. The ADSP-21569KBCZ8 operates at a maximum core clock frequency of up to 1 GHz, making it suitable for demanding real-time audio processing tasks. It features a robust set of peripherals and memory options, ensuring flexibility and performance in various applications.
Key Specifications
| Specification | Details |
|---|---|
| Core Clock Frequency | Up to 1 GHz |
| Processor Core | SHARC+ Single Core |
| Level 1 (L1) SRAM | 640 KB with parity (configurable as cache) |
| Level 2 (L2) SRAM | Up to 8 MB with ECC protection |
| Level 3 (L3) Memory Interface | 16-bit interface to DDR3/DDR3L SDRAM devices |
| Floating-Point Support | 32-bit, 40-bit, and 64-bit |
| Fixed Point Support | 32-bit |
| Addressing | Byte, short word, word, long word |
| Package | 17mm x 17mm, 400-ball CSP_BGA (0.8mm pitch) |
| Power Supply | Support for 1.35V DDR3L |
Key Features
- Advanced Hardware Accelerators: Enhanced FIR and IIR offload engines running at core clock frequency, and security crypto engines with OTP.
- Powerful DMA System: Efficient data transfer mechanism.
- Digital Audio Interface (DAI): Includes 8x Full SPORT interfaces with TDM & I2S modes, 2x S/PDIF Rx/Tx, 8 ASRC pairs, and 4x Precision Clock Generators.
- Peripheral Connectivity: 2x Quad SPI, 1x Octal SPI, MLB 3-pin, 6x I2C, 3x UARTs, 2x Link Ports, 10x General Purpose Timer, 1x General Purpose Counter, 2x Watchdog Timers, 4-ch 12bit Housekeeping ADCs, 40 GPIO pins, and 28 DAI pins.
- Security and Protection: Crypto hardware accelerators, fast secure boot with IP protection, and integrated safety features.
- AEC-Q100 Qualified: Suitable for automotive applications.
Applications
- Automotive: Audio amplifiers, head units, Active Noise Cancellation (ANC)/Road Noise Cancellation (RNC), rear seat entertainment, digital cockpit, and Advanced Driver Assistance Systems (ADAS).
- Consumer/Pro-Audio: Speakers, sound bars, Audio/Video Receivers (AVRs), conferencing systems, mixing consoles, microphone arrays, and headphones.
Q & A
- What is the maximum core clock frequency of the ADSP-21569KBCZ8?
Up to 1 GHz.
- What types of floating-point support does the ADSP-21569KBCZ8 offer?
32-bit, 40-bit, and 64-bit floating-point support.
- How much Level 1 (L1) SRAM does the ADSP-21569KBCZ8 have?
640 KB with parity (configurable as cache).
- What is the maximum size of Level 2 (L2) SRAM?
Up to 8 MB with ECC protection.
- What type of memory interface does the ADSP-21569KBCZ8 support for external memory?
16-bit interface to DDR3/DDR3L SDRAM devices.
- What are the key features of the Digital Audio Interface (DAI) on the ADSP-21569KBCZ8?
Includes 8x Full SPORT interfaces with TDM & I2S modes, 2x S/PDIF Rx/Tx, 8 ASRC pairs, and 4x Precision Clock Generators.
- Is the ADSP-21569KBCZ8 qualified for automotive applications?
Yes, it is AEC-Q100 qualified.
- What types of peripheral interfaces are available on the ADSP-21569KBCZ8?
Includes SPI, I2C, UARTs, Link Ports, General Purpose Timers, Watchdog Timers, Housekeeping ADCs, GPIO pins, and DAI pins.
- Does the ADSP-21569KBCZ8 have any security features?
Yes, it includes crypto hardware accelerators and fast secure boot with IP protection.
- What is the package type and size of the ADSP-21569KBCZ8?
17mm x 17mm, 400-ball CSP_BGA (0.8mm pitch).
