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Analog Devices Inc. ADSP-BF561SBB500
- Part No.:
- ADSP-BF561SBB500
- Manufacturer:
- Analog Devices Inc.
- Category:
- DSP (Digital Signal Processors)
- Package:
- 297-BGA
- Datasheet:
-
ADSP-BF561SBB500.pdf
- Description:
- IC PROCESSOR 500MHZ 297BGA
- Quantity:
- Payment:
- Shipping:
Inventory:3,285
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Product details
Overview
ADSP-BF561SBB500 from Analog Devices is a dual-core Blackfin symmetric multiprocessor IC designed for real-time multimedia and industrial signal processing. It integrates two independent 600 MHz Blackfin cores, 328 KB on-chip memory (including 128 KB L2 SRAM), and supports glueless SDRAM/flash interfacing. Used in video surveillance systems requiring low-latency dual-stream encoding and decoding.
For engineers reviewing the ADSP-BF561SBB500 datasheet, ADSP-BF561SBB500 pinout, ADSP-BF561SBB500 application, or ADSP-BF561SBB500 equivalent, key selection criteria include dual-core deterministic latency, on-chip memory partitioning, L2 SRAM bandwidth, and peripheral DMA channel allocation across cores.
Technical Context
The ADSP-BF561SBB500 implements a modified Harvard architecture with hierarchical L1/L2 memory: each core has 32 KB L1 data SRAM/cache (4×16 KB banks), 32 KB L1 instruction SRAM/cache, and 4 KB scratchpad SRAM - all operating at full core speed. The shared 128 KB L2 SRAM runs at half-core frequency with dedicated 64-bit bus access.
It features dual independent DMA controllers supporting 24 peripheral DMA channels, 2 memory-to-memory DMAs, and an internal memory DMA controller. Each core includes two 16-bit MACs, two 40-bit ALUs, four 8-bit video ALUs, and a 40-bit shifter - enabling simultaneous 16-bit × 16-bit multiply-accumulate operations per cycle with 40-bit accumulation.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Core Count | Dual symmetric Blackfin cores - enables true parallel execution of independent real-time tasks without OS scheduling overhead. |
| Core Frequency | 600 MHz - delivers deterministic 1.2 GMAC/s aggregate performance for video filtering and codec acceleration. |
| On-Chip Memory | 328 KB total: 128 KB shared L2 SRAM + 200 KB distributed L1 (instruction/data/scratchpad) - eliminates external memory bottlenecks for tight-loop DSP kernels. |
| L2 SRAM Bandwidth | 64-bit wide dedicated bus - sustains 4.8 GB/s peak read/write throughput to shared memory for inter-core data exchange. |
| DMA Channels | 24 peripheral DMA channels (12 per controller) - supports concurrent high-bandwidth transfers from PPI, SPORT, SPI, UART without CPU intervention. |
| Peripherals | Dual PPI (ITU-R BT.656 video), dual SPORT (8× stereo I²S), SPI, UART with IrDA, 12× 32-bit timers with PWM - enables direct sensor/video/audio interface without companion ICs. |
| Package | 256-ball CSP_BGA (17 mm × 17 mm) - provides compact footprint for space-constrained embedded vision modules. |
Pinout & Package
ADSP-BF561SBB500 is packaged in a 256-ball CSP_BGA (17 mm × 17 mm, 0.8 mm pitch) with ball grid layout defined in Analog Devices Rev. F datasheet pages 46–50. Pin functions are assigned across power, ground, core interface, memory bus, and peripheral I/O banks.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| VDDINT | Core voltage supply | 1.2 V ± 3% input for processor logic - requires low-noise regulation due to high transient current during dual-MAC operation. |
| VDDIO | I/O voltage supply | 3.3 V ± 5% input for external memory and peripheral interfaces - supports mixed-voltage system integration with SDRAM and flash. |
| PPI0_D[15:0] | Parallel Peripheral Interface 0 data bus | 16-bit bidirectional video/data bus compliant with ITU-R BT.656 - enables direct connection to analog front-end ADCs without glue logic. |
| SDRAM_A[12:0] | SDRAM address bus | 13-bit address lines for up to 4 banks of PC133-compliant SDRAM - supports 512 MB maximum expansion with bank interleaving. |
| SPORT0_DTCLK | Synchronous serial port 0 transmit clock | Programmable bit clock output for I²S master mode - drives external audio DACs with precise jitter control via PLL-derived timing. |
Key Features
| Feature | Design Value |
|---|---|
| Dual 600 MHz Blackfin cores | Enables lock-step or asymmetric task partitioning - e.g., one core handles video encode while the other manages network stack and UI rendering. |
| 128 KB shared L2 SRAM | Provides zero-wait-state inter-core communication buffer - critical for pipeline synchronization in multi-stage video processing. |
| 24-channel peripheral DMA | Offloads data movement from both cores simultaneously - maintains >95% CPU utilization during sustained PPI+SPORT+SPI streaming. |
| Two 16-bit × 16-bit MACs per core | Delivers 2400 MMAC/s aggregate - sufficient for real-time H.264 baseline profile encoding at 720p30 with motion estimation. |
| Dynamic voltage/frequency scaling | Reduces active power by up to 40% during idle periods - extends battery life in portable medical imaging devices. |
Applications
| Video Surveillance Encoder | Industrial Machine Vision Controller |
|---|---|
Use Scenario: Real-time dual-stream HD video encoding with motion detection and metadata overlay. IC Role / Device Role / Timing Role: Primary signal processor executing H.264 encoder firmware and analytics kernel across both cores. Use Value: On-chip L2 SRAM eliminates DDR latency for frame buffering; dual PPI interfaces accept simultaneous camera inputs without external FIFOs. |
Use Scenario: High-speed inspection of PCB solder joints using line-scan camera and FPGA-triggered capture. IC Role / Device Role / Timing Role: Real-time image preprocessor and decision engine coordinating with FPGA via PPI and SPORT. Use Value: 2-D DMA enables on-the-fly de-interleaving of Bayer-pattern sensor data; 12 timers provide precise trigger synchronization within ±10 ns. |
| Medical Ultrasound Beamformer | Telecom Baseband Processor |
Use Scenario: Digital beamforming and Doppler processing for portable ultrasound systems. IC Role / Device Role / Timing Role: Dual-core DSP executing FIR filter banks and FFT-based spectral analysis in hard real-time. Use Value: Two 40-bit ALUs per core support extended-precision arithmetic for dynamic range >120 dB; L1 scratchpad SRAM stores filter coefficients with zero-cycle access. |
Use Scenario: Multi-channel TDM voice processing in VoIP gateways with echo cancellation and transcoding. IC Role / Device Role / Timing Role: Dedicated core for G.729/G.711 codec execution; second core handles SIP signaling and packet buffering. Use Value: Dual SPORTs support eight stereo I²S channels - interfaces directly to eight analog voice ports without external muxing. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar dual-core DSP applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| ADSP-BF548BBCZ-5A | Single-core 533 MHz Blackfin with 224 KB on-chip memory; no L2 SRAM; 176-ball CSP_BGA. | Lower compute density and memory bandwidth - suitable only for single-stream audio or basic control tasks. | Select when cost and power constraints outweigh need for parallel video processing. |
| TMS320C6455AZLZA | Single-core C64x+ DSP at 1 GHz; 1 MB L2 cache; 529-ball PBGA; lacks integrated peripherals like PPI and dual SPORTs. | Higher raw MIPS but requires external video interface ICs and external memory controller - increases BOM and layout complexity. | Select when algorithmic throughput dominates over peripheral integration and inter-core coordination. |
Compared with ADSP-BF561SBB500, ADSP-BF548BBCZ-5A trades dual-core determinism for lower cost and power, while TMS320C6455AZLZA offers higher clock rate but demands external support ICs for video/audio I/O - making ADSP-BF561SBB500 optimal for tightly integrated, low-latency embedded vision systems.
Availability
ADSP-BF561SBB500 is available at Aetrix Electronics and suitable for video surveillance encoders, industrial machine vision controllers, medical ultrasound systems, and telecom baseband processors requiring stable component supply and long-term lifecycle support.
Supply support for ADSP-BF561SBB500 includes scheduled delivery planning, volume procurement assistance, BOM continuity management, traceable sourcing, and lifecycle availability coordination for OEM customers, industrial embedded developers, connected-device designers, and electronics production programs.
Manufacturer
Analog Devices, Inc. is a global semiconductor company specializing in high-performance analog, mixed-signal, and digital signal processing technologies for precision engineering applications.
The ADSP-BF561SBB500 belongs to the Blackfin family - engineered for deterministic real-time multimedia processing in resource-constrained embedded systems where low-power signal integrity and peripheral integration are critical.
FAQ
What is the maximum SDRAM capacity supported by ADSP-BF561SBB500?
ADSP-BF561SBB500 supports up to 512 MB of PC133-compliant SDRAM across four independently configurable banks. Its SDRAM controller provides glueless interface with programmable timing parameters, allowing direct connection to standard mobile or desktop SDRAM modules without external logic. This capacity is sufficient for multi-frame video buffering in HD surveillance applications using the ADSP-BF561SBB500.
Does ADSP-BF561SBB500 support booting from external flash memory?
Yes, ADSP-BF561SBB500 supports multiple boot modes including booting from external asynchronous memory (e.g., NOR flash) via its EBIU interface. The on-chip boot ROM configures the appropriate peripheral upon reset, and the boot kernel loads initial firmware from flash into L1 SRAM before execution. This capability is confirmed in the Rev. F datasheet Section "Booting" and enables field-upgradable firmware deployments using the ADSP-BF561SBB500.
How is inter-core communication implemented on ADSP-BF561SBB500?
ADSP-BF561SBB500 implements inter-core communication through its shared 128 KB L2 SRAM, accessible via dedicated 64-bit bus by both cores, and via hardware semaphores in the System MMR register space. Core-to-core interrupts are routed through the System Interrupt Controller (SIC) using designated IVG lines. This architecture ensures deterministic, low-latency coordination - essential for pipelined video processing workflows executed across the ADSP-BF561SBB500's dual cores.
What video standards does the PPI interface on ADSP-BF561SBB500 support?
The dual PPI interfaces on ADSP-BF561SBB500 are explicitly designed for ITU-R BT.656 (formerly CCIR 656) standard video data streams, supporting both 8-bit and 16-bit parallel formats with embedded sync signals. They operate in master or slave mode and interface gluelessly with common analog front-end ADCs and video decoders. This capability is documented in the "Peripherals" section and functional block diagram of the ADSP-BF561SBB500 datasheet.
Is ADSP-BF561SBB500 pin-compatible with other Blackfin processors?
No, ADSP-BF561SBB500 is not pin-compatible with other Blackfin processors. Its 256-ball CSP_BGA package and signal assignment (e.g., dual PPI, dual SPORT, 24 DMA channels) are unique to the BF561 family. Migration from ADSP-BF533 or ADSP-BF537 requires PCB redesign due to differing ball maps, power sequencing, and peripheral routing - as confirmed by package diagrams and pin descriptions in the ADSP-BF561SBB500 Rev. F datasheet.
ADSP-BF561SBB500 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Analog Devices Inc.
- Series:
- Blackfin®
- Package/Case:
- 297-BGA
- Packaging:
- Tray
- Product Status:
- Obsolete
- Type:
- Fixed Point
- Interface:
- SPI, SSP, UART
- Clock Rate:
- 500MHz
- Non-Volatile Memory:
- External
- On-Chip RAM:
- 328kB
- Voltage - I/O:
- 2.50V, 3.30V
- Voltage - Core:
- 1.25V
- Operating Temperature:
- -40°C ~ 85°C (TA)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
- 297-PBGA (27x27)
ADSP-BF561SBB500 FAQ
1.How can I place an order for ADSP-BF561SBB500 through Aetrix?
Please submit a Request for Quotation (RFQ) for ADSP-BF561SBB500 on Aetrix. Our sales agent will provide a competitive quotation and guide you through the order confirmation once you accept the terms.
2.Are the price and stock information for ADSP-BF561SBB500 reliable?
The price and inventory of ADSP-BF561SBB500 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for ADSP-BF561SBB500 is usually 5 days.
3.What payment methods are accepted for ADSP-BF561SBB500?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for ADSP-BF561SBB500 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for ADSP-BF561SBB500?
ADSP-BF561SBB500 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your ADSP-BF561SBB500 order is processed, you will receive an email with the shipment details and tracking number.
Note: Tracking information may take up to 24 hours to appear. Express delivery typically takes 3–5 business days.
5.How can I obtain technical support or documentation for ADSP-BF561SBB500?
For technical support, including ADSP-BF561SBB500 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your ADSP-BF561SBB500 requirements.
6.How does Aetrix verify that ADSP-BF561SBB500 is sourced from the original manufacturer or authorized distributors?
All ADSP-BF561SBB500 products on Aetrix are procured from qualified distributors and authorized channels. Our dedicated quality assurance team conducts strict verification, including traceability checks and, if necessary, third-party testing. This ensures that ADSP-BF561SBB500 meets industry standards.
7.What is the process for return or replacement of ADSP-BF561SBB500?
All ADSP-BF561SBB500 units undergo pre-shipment inspection (PSI). If there is an issue with ADSP-BF561SBB500, returns or replacements are accepted under the following conditions:
1.Quantity discrepancies, incorrect items, or visible external defects (such as breakage or corrosion), acknowledged by Aetrix.
2.The issue is reported within 90 days of delivery.
3.The ADSP-BF561SBB500 part is unused and in its original packaging.
Return procedure for ADSP-BF561SBB500:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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