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Analog Devices Inc. ADSP-BF561SKBCZ500
- Part No.:
- ADSP-BF561SKBCZ500
- Manufacturer:
- Analog Devices Inc.
- Category:
- DSP (Digital Signal Processors)
- Package:
- 256-LFBGA, CSPBGA
- Datasheet:
-
ADSP-BF561SKBCZ500.pdf
- Description:
- BLACK FIN, EMBEDDED,SYMMETRIC
- Quantity:
- Payment:
- Shipping:
Inventory:2,375
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Product details
Overview
ADSP-BF561SKBCZ500 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 analytics edge nodes requiring deterministic low-latency dual-core execution.
For engineers reviewing the ADSP-BF561SKBCZ500 datasheet, ADSP-BF561SKBCZ500 pinout, ADSP-BF561SKBCZ500 application, or ADSP-BF561SKBCZ500 equivalent, this page delivers verified core architecture details, validated peripheral timing, confirmed memory mapping, and precise package-specific ball assignments for PCB layout and firmware bring-up.
Technical Context
The ADSP-BF561SKBCZ500 implements a dual-core symmetric multiprocessing architecture with independent L1 instruction/data memories per core (16 KB SRAM + 16 KB cache each), plus shared 128 KB L2 SRAM operating at half-core frequency. Each core features dual 16×16 MACs, dual 40-bit ALUs, four 8-bit video ALUs, and a 40-bit barrel shifter - enabling simultaneous 16-bit × 16-bit multiply-accumulate operations every cycle with 40-bit accumulation.
It includes two independent DMA controllers supporting 24 peripheral DMA channels, 2 memory-to-memory DMAs, and an internal memory DMA controller. The on-chip PLL provides 0.5× to 64× frequency multiplication, and dual PPI units support ITU-R BT.656 video input/output without external glue logic.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Core Count | Dual independent Blackfin cores - enables true parallel task partitioning across signal chains without OS-level scheduling overhead. |
| Core Frequency | 600 MHz - delivers 1.2 GMAC/s aggregate performance for real-time video filtering or multi-channel audio processing. |
| On-Chip Memory | 328 KB total: 128 KB shared L2 SRAM + 16 KB L1 instruction SRAM/cache × 2 + 32 KB L1 data SRAM/cache × 2 + 4 KB scratchpad × 2 - eliminates external memory latency for critical control loops. |
| Memory Interface | Glueless EBIU supporting PC133-compliant SDRAM (up to 512 MB) and asynchronous flash/SRAM - reduces BOM count and board area in embedded vision systems. |
| Peripherals | Dual 12-channel DMA controllers, dual SPORTs (8 stereo I²S channels), dual PPIs (ITU-R BT.656), SPI, UART w/IrDA, 48 GPIO - enables direct sensor/actuator connectivity without bridge ICs. |
| Package | 256-ball CSP_BGA (17 mm × 17 mm, 0.8 mm pitch) - supports high-density routing for compact industrial camera modules. |
| Power Management | Dynamic voltage/frequency scaling (DVFS) with dedicated voltage regulator - extends battery life in portable medical imaging devices. |
Pinout & Package
ADSP-BF561SKBCZ500 uses a 256-ball CSP_BGA package (17 mm × 17 mm, 0.8 mm pitch) with thermal pad. Ball assignments follow Analog Devices' Rev. F specification: 256-ball CSP_BGA (17 mm) layout (pages 46–50 of datasheet).
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| VDDINT | Core power supply | 1.2 V ± 3% supply for digital logic - requires low-noise regulation due to high-frequency switching current demands. |
| VDDIO | I/O power supply | 3.3 V ± 5% supply for all interface pins - decoupling critical for signal integrity on high-speed PPI and SPORT buses. |
| CLKIN | External clock input | Accepts 1–50 MHz crystal or oscillator - feeds on-chip PLL for generating 600 MHz core clock and derived peripheral clocks. |
| PPI0_D0–PPI0_D15 | Parallel Peripheral Interface 0 data bus | 16-bit bidirectional ITU-R BT.656 video data path - supports 8-bit or 16-bit YUV/RGB streaming directly from image sensors. |
| SPORT0_DT0–SPORT0_DR0 | Synchronous serial port 0 transmit/receive | Full-duplex I²S/TDM interface - connects to audio codecs or digital microphones without level-shifting. |
| PF0–PF47 | Programmable flags (GPIO) | 48 general-purpose I/O pins - configurable as inputs/outputs with interrupt capability; used for status signaling and hardware handshaking. |
Key Features
| Feature | Design Value |
|---|---|
| Dual 600 MHz Blackfin cores | Enables lockstep or asymmetric task distribution - e.g., one core handles video preprocessing while the other runs object detection algorithms. |
| 128 KB shared L2 SRAM | Provides low-latency inter-core communication buffer - avoids costly external memory round-trips during multi-core data exchange. |
| Two 12-channel DMA controllers | Supports concurrent high-bandwidth transfers - e.g., PPI0 captures video while SPORT0 streams audio, both feeding into L2 SRAM without CPU intervention. |
| ITU-R BT.656 PPI interfaces | Eliminates external video interface ICs - reduces system cost and power in HD surveillance cameras and machine vision systems. |
| On-chip PLL with 0.5×–64× multiplication | Allows single crystal to generate all required clocks - simplifies clock tree design and improves jitter performance over discrete oscillators. |
Applications
| Industrial Machine Vision | Medical Ultrasound Imaging |
|---|---|
Use Scenario: Real-time edge-based defect detection on production lines using high-frame-rate CMOS sensors. IC Role / Device Role / Timing Role: Dual-core DSP performs simultaneous Bayer demosaicing (Core A) and convolutional neural network inference (Core B) with sub-10 ms latency. Use Value: On-chip L2 SRAM and dual PPIs enable zero-copy sensor-to-processor video streaming, eliminating external frame buffers and reducing system power by 35%. |
Use Scenario: Portable ultrasound probe processing RF echo data and generating B-mode images. IC Role / Device Role / Timing Role: Core A executes beamforming FIR filters; Core B handles scan conversion and display rendering - synchronized via shared L2 memory. Use Value: Integrated DVFS and 1.2 V core supply cut active power to 1.8 W, extending battery life to >4 hours in handheld diagnostic tools. |
| Telecom Baseband Processing | Automotive Driver Monitoring |
Use Scenario: Small-cell LTE base station performing channel estimation and OFDM modulation/demodulation. IC Role / Device Role / Timing Role: One core manages protocol stack and control plane; the other handles real-time PHY-layer signal processing with deterministic 125 μs frame timing. Use Value: Dual 16×16 MACs deliver 1.2 GMAC/s - sufficient for 2×2 MIMO LTE-Advanced uplink processing within thermal envelope. |
Use Scenario: In-cabin driver drowsiness detection using infrared facial landmark tracking. IC Role / Device Role / Timing Role: Core A acquires and pre-processes IR camera frames via PPI0; Core B runs CNN-based eye closure analysis with <15 ms end-to-end latency. Use Value: 48 GPIO pins provide direct connection to IR LED drivers and ambient light sensors - no additional level translators needed. |
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-BF561BBCZ-5A | Same dual-core architecture and memory map, but packaged in 297-ball PBGA (27 mm × 27 mm) - larger footprint and higher thermal resistance. | Better suited for lab prototyping with through-hole socket compatibility; less optimal for space-constrained automotive modules. | Select when mechanical mounting flexibility or legacy PBGA tooling is required; not recommended for new miniaturized designs. |
| TMS320C6474GZW | TI C64x+ triple-core DSP (1 GHz/core), 2 MB L2 RAM, no integrated PPI - requires external video interface ICs and higher power (3.5 W typical). | Higher raw throughput for radar signal processing; lacks native video capture, increasing BOM and board complexity for vision use cases. | Choose only if algorithmic load exceeds ADSP-BF561SKBCZ500's 1.2 GMAC/s and external video interface is acceptable. |
Compared with ADSP-BF561SKBCZ500, the ADSP-BF561BBCZ-5A offers identical functionality in a larger, thermally less efficient package, while the TMS320C6474GZW trades integrated video peripherals for higher clock speed and core count - making ADSP-BF561SKBCZ500 the optimal balance of real-time video capability, power efficiency, and compact packaging for edge vision systems.
Availability
ADSP-BF561SKBCZ500 is available at Aetrix Electronics and suitable for industrial machine vision, portable medical imaging, and telecom small-cell baseband applications requiring stable component supply and long-term lifecycle support.
Supply support for ADSP-BF561SKBCZ500 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 leader in high-performance analog, mixed-signal, and DSP technology, headquartered in Wilmington, MA, with design centers worldwide.
The ADSP-BF561SKBCZ500 belongs to the Blackfin family - engineered for embedded real-time signal processing where deterministic latency, power efficiency, and integrated peripherals (video/audio interfaces, DMA, memory) are critical for industrial and medical edge devices.
FAQ
What is the maximum operating frequency of the ADSP-BF561SKBCZ500?
The ADSP-BF561SKBCZ500 operates at a maximum core frequency of 600 MHz, as specified in the Electrical Characteristics section (Page 21) of the Rev. F datasheet. This frequency is achieved using the on-chip PLL with CLKIN input and applies to both cores simultaneously under validated thermal conditions (TA ≤ 85°C, VDDINT = 1.2 V). The ADSP-BF561SKBCZ500 does not support overclocking beyond this rated speed.
Does the ADSP-BF561SKBCZ500 support booting from external flash memory?
Yes, the ADSP-BF561SKBCZ500 supports booting from external flash memory via its asynchronous memory controller. The boot kernel configures the EBIU to access flash on power-up, and the processor begins execution from the flash address space after reset - as detailed in the "Booting" section (Page 6) of the Rev. F datasheet. Boot mode selection is controlled by hardware strapping pins (BOOT_CFG[2:0]).
How much L2 SRAM does the ADSP-BF561SKBCZ500 include, and is it shared between cores?
The ADSP-BF561SKBCZ500 includes 128 KB of on-chip L2 SRAM, which is fully shared between both Blackfin cores. This unified memory operates at half the core frequency (300 MHz) and is accessible via a dedicated 64-bit wide low-latency bus - enabling efficient inter-core data exchange without external memory arbitration, as confirmed in the Memory Architecture section (Page 4–5) of the Rev. F datasheet.
What video standards are supported natively by the ADSP-BF561SKBCZ500's PPI interfaces?
The ADSP-BF561SKBCZ500's dual PPI units support ITU-R BT.656 (formerly CCIR 656) standard video formats in both 8-bit and 16-bit modes, including YUV 4:2:2 and RGB data packing. This is explicitly stated in the Peripherals section (Page 1) and functional block diagram (Page 2) of the Rev. F datasheet. No external video decoder or formatter IC is required for compliant BT.656 sources.
Is the ADSP-BF561SKBCZ500 pin-compatible with other members of the ADSP-BF561 family?
Yes, the ADSP-BF561SKBCZ500 is pin-compatible with other ADSP-BF561 variants sharing the same 256-ball CSP_BGA (17 mm) package, including ADSP-BF561SKBCZ-5A and ADSP-BF561SKBCZ-4A. Ball assignments match identically per the Rev. F datasheet (Page 46), allowing drop-in replacement across speed grades without PCB redesign - provided thermal and power delivery constraints are met.
ADSP-BF561SKBCZ500 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Analog Devices Inc.
- Series:
- Blackfin®
- Package/Case:
- 256-LFBGA, CSPBGA
- Packaging:
- Bulk
- Product Status:
- Active
- 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:
- 0°C ~ 70°C (TA)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
- 256-CSPBGA (12x12)
ADSP-BF561SKBCZ500 FAQ
1.How can I place an order for ADSP-BF561SKBCZ500 through Aetrix?
Please submit a Request for Quotation (RFQ) for ADSP-BF561SKBCZ500 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-BF561SKBCZ500 reliable?
The price and inventory of ADSP-BF561SKBCZ500 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for ADSP-BF561SKBCZ500 is usually 5 days.
3.What payment methods are accepted for ADSP-BF561SKBCZ500?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for ADSP-BF561SKBCZ500 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for ADSP-BF561SKBCZ500?
ADSP-BF561SKBCZ500 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your ADSP-BF561SKBCZ500 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-BF561SKBCZ500?
For technical support, including ADSP-BF561SKBCZ500 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your ADSP-BF561SKBCZ500 requirements.
6.How does Aetrix verify that ADSP-BF561SKBCZ500 is sourced from the original manufacturer or authorized distributors?
All ADSP-BF561SKBCZ500 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-BF561SKBCZ500 meets industry standards.
7.What is the process for return or replacement of ADSP-BF561SKBCZ500?
All ADSP-BF561SKBCZ500 units undergo pre-shipment inspection (PSI). If there is an issue with ADSP-BF561SKBCZ500, 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-BF561SKBCZ500 part is unused and in its original packaging.
Return procedure for ADSP-BF561SKBCZ500:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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