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Analog Devices Inc. ADSP-BF526BBCZ-3A
- Part No.:
- ADSP-BF526BBCZ-3A
- Manufacturer:
- Analog Devices Inc.
- Category:
- DSP (Digital Signal Processors)
- Package:
- 208-FBGA, CSPBGA
- Datasheet:
-
ADSP-BF526BBCZ-3A.pdf
- Description:
- EMBEDDED PROCESSOR, BLACKFIN
- Quantity:
- Payment:
- Shipping:
Inventory:1,344
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Product details
Overview
ADSP-BF526BBCZ-3A from Analog Devices is a Blackfin embedded processor IC delivering 400 MHz peak instruction rate, 132 KB on-chip memory (48 KB L1 instruction SRAM, 32 KB L1 data SRAM, 4 KB scratchpad, 32 KB boot ROM), and integrated peripherals including USB 2.0 OTG, 10/100 Ethernet MAC, PPI, dual SPORTs, NAND flash controller, and 48 GPIOs - deployed in industrial video surveillance systems for real-time video preprocessing and network streaming.
For engineers reviewing the ADSP-BF526BBCZ-3A datasheet, ADSP-BF526BBCZ-3A pinout, ADSP-BF526BBCZ-3A application, or ADSP-BF526BBCZ-3A equivalent, key selection criteria include its 400 MHz performance tier (vs. 600 MHz BF527), absence of on-chip voltage regulator, 289-ball CSP_BGA package, and automotive-qualified peripheral subset excluding Ethernet and USB.
Technical Context
The ADSP-BF526BBCZ-3A implements the Blackfin MSA architecture with dual 16-bit MACs, two 40-bit ALUs, four 8-bit video ALUs, and a 40-bit shifter - enabling simultaneous signal processing and control tasks. Its memory subsystem includes hierarchical L1 SRAM/cache (configurable per bank) and L3 boot ROM, managed by an MMU for task isolation.
Peripheral integration centers on glueless external memory support (SDRAM, NAND, asynchronous flash), dedicated DMA channels for PPI, SPORTs, USB, and EMAC, and event handling via a two-stage interrupt controller (SIC + CEC) supporting 54 prioritized inputs with nesting.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Core Architecture | Blackfin MSA dual-MAC DSP + RISC core with SIMD multimedia instructions and algebraic assembly syntax |
| Max Instruction Rate | 400 MHz - fixed performance ceiling; lower than BF527's 600 MHz, enabling reduced static power consumption |
| On-Chip Memory | 132 KB total: 48 KB L1 instruction SRAM (16 KB cacheable), 32 KB L1 data SRAM (32 KB cacheable), 4 KB scratchpad, 32 KB boot ROM |
| Package | 289-ball CSP_BGA (12 mm × 12 mm, 0.8 mm pitch) - verified ball map per Rev. D datasheet page 80 |
| Peripherals | USB 2.0 OTG (integrated PHY), IEEE 802.3 10/100 Ethernet MAC, PPI (ITU-R BT.656), dual SPORTs (8× I²S), NAND flash controller, TWI, SPI, 2× UART, RTC, watchdog, 8× GP timers |
| Voltage Regulation | No on-chip regulator - requires external core voltage supply; differs from BF523/BF525/BF527 which integrate programmable regulators |
| Operating Temperature | −40°C to +85°C - qualified for industrial and extended-temperature applications per datasheet Section 28 |
Pinout & Package
ADSP-BF526BBCZ-3A uses a 289-ball CSP_BGA package (12 mm × 12 mm, 0.8 mm pitch) with ball grid organized in 17 × 17 array. Pin functions are defined per Analog Devices Rev. D datasheet page 80 (289-Ball CSP_BGA Ball Assignment). The package supports fine-pitch PCB routing and thermal dissipation suitable for compact embedded video systems.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| VDDINT | Core power supply | Supplies 1.0–1.2 V to processor core; no internal regulator - external LDO required |
| VDDIO | I/O power supply | Supplies 2.5 V or 3.3 V to all digital I/O banks; supports mixed-voltage interfacing |
| CLKIN | System clock input | Accepts 10–50 MHz crystal or oscillator; feeds on-chip PLL for internal clock generation up to 400 MHz |
| RESET | Active-low reset input | Asynchronous reset assertion clears core state and initiates boot sequence from configured source (SPI, flash, host) |
| BOOT[2:0] | Boot mode configuration | 3-bit strap input sampled at reset to select boot source: SPI, parallel flash, host interface, or ROM |
| PPI[15:0] | Parallel Peripheral Interface bus | 16-bit bidirectional video/data bus supporting ITU-R BT.656 timing for camera sensor or display interface |
| SPORT0/1 | Synchronous serial ports | Dual full-duplex SPORTs each supporting TDM/I²S; enable 8-channel stereo audio I/O without external codecs |
Key Features
| Feature | Design Value |
|---|---|
| Code Security with Lockbox | Enables secure boot and runtime protection via OTP memory storing keys, MAC addresses, or device IDs - prevents firmware cloning |
| Memory Management Unit (MMU) | Provides hardware-enforced memory protection between tasks and isolates system registers from user-mode access |
| NAND Flash Controller (NFC) | Hardware ECC, page-aligned read/write/erase, and DMA-accelerated transfers eliminate software overhead for NAND-based storage |
| Flexible Boot Options | Supports boot from SPI flash, parallel NOR/NAND, or host devices (SPI/TWI/UART) - simplifies field firmware updates and manufacturing programming |
| Dual SPORTs with I²S Support | Each SPORT handles 4 stereo I²S channels; enables multi-microphone array or multi-speaker audio I/O without external bridging logic |
Applications
| Video Surveillance Edge Node | Industrial Machine Vision Controller |
|---|---|
Use Scenario: Real-time H.264 encoding pipeline with motion detection, metadata tagging, and Ethernet streaming in IP cameras. IC Role / Device Role / Timing Role: Primary application processor executing video codec, analytics, and TCP/IP stack - synchronized via PPI (sensor input), SPORTs (audio), and EMAC (100 Mbps output). Use Value: Integrated PPI and EMAC eliminate external glue logic; 400 MHz deterministic throughput meets sub-100 ms encode latency requirements. |
Use Scenario: High-speed inspection system capturing 60 fps monochrome images from line-scan sensors and performing defect classification. IC Role / Device Role / Timing Role: Vision co-processor managing sensor interface (PPI), image buffer DMA, and FPGA coordination via HOSTDP - timed by core timer and RTC. Use Value: Dual SPORTs offload audio feedback and trigger synchronization; NAND controller enables local image log storage without SD card wear leveling. |
| Secure IoT Gateway | Automotive Driver Monitoring System |
Use Scenario: Field-deployable gateway aggregating Modbus/RS485 sensor data, encrypting payloads, and forwarding via TLS over Ethernet. IC Role / Device Role / Timing Role: Secure host controller running Linux RTOS - leveraging OTP for key storage, EMAC for wired backhaul, and TWI/SPI for peripheral expansion. Use Value: Lockbox technology ensures cryptographic key persistence across reboots; MMU enforces process isolation between communication and security modules. |
Use Scenario: In-cabin driver attention monitoring using IR camera feed, eye-tracking algorithm, and CAN FD alert transmission. IC Role / Device Role / Timing Role: Vision preprocessor feeding feature vectors to main MCU - PPI ingests raw IR frames, SPORTs route processed metadata, CAN interface handled externally. Use Value: 400 MHz performance headroom accommodates real-time face detection; −40°C to +85°C rating satisfies automotive ambient requirements. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar embedded DSP processor applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| ADSP-BF527BBCZ-5A | 600 MHz max instruction rate; includes on-chip voltage regulator; same 289-ball CSP_BGA package | Higher compute throughput for complex vision algorithms; regulator simplifies power design but increases static current | Select when >400 MHz deterministic performance is required and external regulator omission is acceptable |
| ADSP-BF524BBCZ-4A | 400 MHz max instruction rate; identical peripheral set except lacks Ethernet MAC and USB OTG; same 289-ball CSP_BGA | Lower BOM cost where network connectivity is handled externally; reduced peripheral count lowers software validation scope | Select for cost-sensitive, non-networked embedded control with identical compute and memory needs |
Compared with ADSP-BF526BBCZ-3A, the BF527 offers higher clock rate and integrated regulation at increased power draw, while the BF524 removes Ethernet/USB to reduce cost and complexity - making ADSP-BF526BBCZ-3A the balanced choice for video-centric, network-connected edge nodes requiring both interfaces and deterministic 400 MHz operation.
Availability
ADSP-BF526BBCZ-3A is available at Aetrix Electronics and suitable for industrial video surveillance, machine vision controllers, secure IoT gateways, and automotive driver monitoring systems requiring stable component supply and long-term lifecycle support.
Supply support for ADSP-BF526BBCZ-3A 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 leader specializing in high-performance analog, mixed-signal, and DSP technologies for precision signal processing applications.
The ADSP-BF52x product line delivers code-compatible Blackfin processors optimized for embedded vision, industrial automation, and networked multimedia - combining DSP acceleration with microcontroller programmability in single-chip solutions.
FAQ
What is the maximum operating frequency of the ADSP-BF526BBCZ-3A?
The ADSP-BF526BBCZ-3A has a maximum instruction rate of 400 MHz, as confirmed in Table 1 (Page 4) of the Rev. D datasheet. This is a fixed performance tier within the BF52x family - lower than the 600 MHz BF527 but sufficient for real-time video preprocessing and network protocol stacks. The core achieves this rate via on-chip PLL multiplication of the CLKIN signal.
Does the ADSP-BF526BBCZ-3A include an on-chip voltage regulator?
No, the ADSP-BF526BBCZ-3A does not include an on-chip voltage regulator. Per the Rev. D datasheet Section "ADSP-BF522/ADSP-BF524/ADSP-BF526 Voltage Regulation" (Page 16), only the BF523/BF525/BF527 variants integrate this feature. ADSP-BF526BBCZ-3A requires external core voltage regulation (1.0–1.2 V) and separate I/O supply (2.5 V or 3.3 V).
Which package type is used for the ADSP-BF526BBCZ-3A?
The ADSP-BF526BBCZ-3A uses a 289-ball CSP_BGA package (12 mm × 12 mm, 0.8 mm pitch), as specified in the Ordering Guide (Page 88) and detailed in the 289-Ball CSP_BGA Ball Assignment table (Page 80) of the Rev. D datasheet. This package supports high-density routing and thermal performance for compact embedded designs.
What memory resources are available on-chip for the ADSP-BF526BBCZ-3A?
The ADSP-BF526BBCZ-3A integrates 132 KB of on-chip memory: 48 KB L1 instruction SRAM (16 KB cacheable), 32 KB L1 data SRAM (32 KB cacheable), 4 KB scratchpad SRAM, and 32 KB boot ROM. These are detailed in Table 1 (Page 4) and Memory Architecture section (Page 5) of the Rev. D datasheet - enabling zero-wait-state execution and deterministic real-time response.
Is the ADSP-BF526BBCZ-3A qualified for automotive applications?
The ADSP-BF526BBCZ-3A is not explicitly qualified for automotive applications. Per the Rev. D datasheet (Page 87), only the ADSP-BF523/ADSP-BF525/ADSP-BF527 processors are listed under "Automotive Products." ADSP-BF526BBCZ-3A is rated for −40°C to +85°C operation and targets industrial applications - requiring separate qualification for automotive use cases.
ADSP-BF526BBCZ-3A Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Analog Devices Inc.
- Series:
- Blackfin®
- Package/Case:
- 208-FBGA, CSPBGA
- Packaging:
- Tray
- Product Status:
- Active
- Type:
- Fixed Point
- Interface:
- DMA, Ethernet, I2C, PPI, SPI, SPORT, UART, USB
- Clock Rate:
- 300MHz
- Non-Volatile Memory:
- ROM (32kB)
- On-Chip RAM:
- 132kB
- Voltage - I/O:
- 1.8V, 2.5V, 3.3V
- Voltage - Core:
- 1.30V
- Operating Temperature:
- -40°C ~ 85°C (TA)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
- 208-CSPBGA (17x17)
ADSP-BF526BBCZ-3A FAQ
1.How can I place an order for ADSP-BF526BBCZ-3A through Aetrix?
Please submit a Request for Quotation (RFQ) for ADSP-BF526BBCZ-3A 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-BF526BBCZ-3A reliable?
The price and inventory of ADSP-BF526BBCZ-3A are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for ADSP-BF526BBCZ-3A is usually 5 days.
3.What payment methods are accepted for ADSP-BF526BBCZ-3A?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for ADSP-BF526BBCZ-3A transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for ADSP-BF526BBCZ-3A?
ADSP-BF526BBCZ-3A orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your ADSP-BF526BBCZ-3A 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-BF526BBCZ-3A?
For technical support, including ADSP-BF526BBCZ-3A datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your ADSP-BF526BBCZ-3A requirements.
6.How does Aetrix verify that ADSP-BF526BBCZ-3A is sourced from the original manufacturer or authorized distributors?
All ADSP-BF526BBCZ-3A 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-BF526BBCZ-3A meets industry standards.
7.What is the process for return or replacement of ADSP-BF526BBCZ-3A?
All ADSP-BF526BBCZ-3A units undergo pre-shipment inspection (PSI). If there is an issue with ADSP-BF526BBCZ-3A, 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-BF526BBCZ-3A part is unused and in its original packaging.
Return procedure for ADSP-BF526BBCZ-3A:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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