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Analog Devices Inc. ADSP-BF524KBCZ-4
- Part No.:
- ADSP-BF524KBCZ-4
- Manufacturer:
- Analog Devices Inc.
- Category:
- DSP (Digital Signal Processors)
- Package:
- 289-LFBGA, CSPBGA
- Datasheet:
-
ADSP-BF524KBCZ-4.pdf
- Description:
- IC DSP CTRLR 400MHZ 289CSBGA
- Quantity:
- Payment:
- Shipping:
Inventory:4,206
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Product details
Overview
ADSP-BF524KBCZ-4 from Analog Devices is a 400 MHz Blackfin embedded processor with dual 16-bit MACs, 132 KB on-chip memory (48 KB L1 instruction SRAM, 32 KB L1 data SRAM, 4 KB scratchpad, 32 KB boot ROM), and integrated USB 2.0 OTG, SPI, TWI, two UARTs, PPI, and 48 GPIOs - deployed in industrial video surveillance systems for real-time video preprocessing and protocol bridging.
For engineers reviewing the ADSP-BF524KBCZ-4 datasheet, ADSP-BF524KBCZ-4 pinout, ADSP-BF524KBCZ-4 application, or ADSP-BF524KBCZ-4 equivalent, key selection criteria include its 400 MHz core speed, 289-ball CSP_BGA package, absence of on-chip voltage regulator, Ethernet MAC omission, and deterministic real-time signal processing capability within portable low-power embedded systems.
Technical Context
The ADSP-BF524KBCZ-4 implements a modified Harvard architecture with hierarchical L1 memory (SRAM + configurable cache) and supports zero-overhead looping, static branch prediction, and dual-issue execution (one 32-bit + two 16-bit instructions per cycle). Its compute engine integrates two 40-bit ALUs, four 8-bit video ALUs, and a 40-bit shifter optimized for multimedia operations.
Peripherals are connected via high-bandwidth buses up to 133 MHz, with dedicated DMA channels for PPI, SPORTs, NFC, and USB; all peripherals except GPIO, TWI, RTC, and timers are DMA-supported. The event controller provides 54 interrupt inputs with nested prioritization via CEC and SIC stages.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Core Speed | 400 MHz maximum system clock - enables real-time 720p video frame processing at ≤30 fps without external acceleration. |
| L1 Instruction Memory | 48 KB SRAM + 16 KB 4-way cache - reduces instruction fetch latency for tight control loops and interrupt service routines. |
| L1 Data Memory | 32 KB SRAM + 32 KB SRAM/cache - supports simultaneous dual-bank access for ping-pong buffering in streaming applications. |
| Total On-Chip Memory | 132 KB (L1 + L3 boot ROM) - eliminates need for external code RAM in boot-critical firmware and DSP kernel storage. |
| Package | 289-ball CSP_BGA (12 mm × 12 mm, 0.8 mm pitch) - enables compact PCB layout for space-constrained edge devices. |
| USB Interface | USB 2.0 high-speed OTG with integrated PHY - allows direct host/peripheral role switching without external transceiver or level-shifting components. |
| Security | Lockbox Secure Technology + 64 Kb OTP memory - enables secure boot authentication and immutable storage of device-specific keys or MAC addresses. |
Pinout & Package
ADSP-BF524KBCZ-4 uses a 289-ball CSP_BGA package with 0.8 mm ball pitch and 12 mm × 12 mm body size. Ball assignments follow Analog Devices' standard 289-ball CSP_BGA layout (Document Rev. D, Page 80), supporting signal integrity–optimized routing for high-speed parallel interfaces including PPI and SDRAM.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| VDDINT | Core power supply | 1.0 V ±3% input - powers processor core logic; requires low-noise regulation due to high di/dt during MAC-intensive bursts. |
| VDDIO | I/O power supply | 3.3 V ±5% input - supplies all digital I/O banks (GPIO, PPI, SPORT, SPI, UART); tolerant of mixed-voltage peripheral interfacing. |
| CLKIN | External clock input | Accepts 1–50 MHz crystal or CMOS clock - feeds on-chip PLL for generating 400 MHz core clock and peripheral clocks. |
| RESET | Active-low reset input | Synchronous deassertion required after power stabilization - initiates boot ROM execution and hardware initialization sequence. |
| BOOT[3:0] | Boot mode configuration | Four-pin strapping interface - selects boot source (SPI flash, NAND, UART, or host) before internal boot kernel executes. |
| PPI[23:0] | Parallel Peripheral Interface bus | 24-bit bidirectional data bus - supports ITU-R BT.656 video capture at 27 MHz pixel clock with embedded sync signals. |
Key Features
| Feature | Design Value |
|---|---|
| Dual-MAC signal processing engine | Two independent 16×16-bit multipliers with 40-bit accumulators - delivers 800 MMAC/s for real-time FIR filtering, motion estimation, or audio codec execution. |
| Code security with Lockbox | Hardware-enforced encryption key isolation and tamper-resistant OTP programming - prevents firmware cloning and enables secure over-the-air updates. |
| Flexible boot architecture | Configurable strapping pins + boot ROM support for SPI, TWI, NAND, UART, or host boot - simplifies field firmware recovery and production programming across diverse BOMs. |
| Integrated NAND flash controller | Hardware ECC (1-bit correction/2-bit detection), page-aligned access, and DMA-driven transfers - enables reliable, high-throughput storage of video logs or configuration data without CPU overhead. |
| Real-time peripheral DMA | 12 peripheral DMAs + 2 memory-to-memory DMAs - offloads PPI video capture, SPORT audio streaming, and USB bulk transfers from core execution context. |
Applications
| Video Surveillance Edge Node | Industrial Protocol Gateway |
|---|---|
Use Scenario: Embedded DVR unit capturing and preprocessing analog camera feeds before compression and network upload. IC Role / Device Role / Timing Role: Real-time video preprocessing engine performing motion detection, noise reduction, and ITU-R BT.656 video formatting via PPI and dual SPORTs. Use Value: 400 MHz deterministic processing with 24-bit PPI and hardware-accelerated video ALUs enables sub-10 ms frame latency without external FPGA assistance. | Use Scenario: Field gateway translating Modbus RTU over RS-485 to MQTT over Ethernet for legacy factory equipment. IC Role / Device Role / Timing Role: Protocol translation and packet assembly controller managing UART-to-TWI bridging, TCP/IP stack offload, and secure credential storage. Use Value: Integrated USB OTG, dual UARTs with IrDA, and Lockbox OTP allow secure firmware updates and device identity binding without external crypto ICs. |
| Portable Medical Imaging | Automotive Driver Monitoring System |
Use Scenario: Handheld ultrasound probe performing beamforming and envelope detection before display rendering. IC Role / Device Role / Timing Role: Low-power DSP coprocessor executing time-critical beam-scan algorithms using dual MACs and 40-bit ALUs with deterministic interrupt latency. Use Value: 400 MHz performance at <150 mW typical active power enables battery-operated operation while maintaining real-time response for diagnostic feedback. | Use Scenario: In-cabin camera system detecting driver drowsiness via facial landmark tracking and eye blink analysis. IC Role / Device Role / Timing Role: Vision preprocessing unit handling raw image ingestion via PPI, histogram equalization, and feature extraction prior to AI inference on companion SoC. Use Value: 48 GPIOs with programmable hysteresis and 8 PWM-capable timers enable direct LED illumination control and synchronized sensor triggering without external timing ICs. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar embedded signal processing applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| ADSP-BF526KBCZ-4 | Same 400 MHz speed, identical 289-ball CSP_BGA package, but includes Ethernet MAC and omits USB OTG. | Better suited for wired industrial networking where Ethernet is mandatory and USB is unused. | Select ADSP-BF526KBCZ-4 only if 10/100 Ethernet MAC is required and USB functionality is unnecessary. |
| ADSP-BF522KBCZ-4 | Identical peripheral set and 400 MHz speed, but offered in 208-ball CSP_BGA (smaller footprint, fewer I/Os). | Appropriate for cost- and space-constrained designs requiring reduced pin count and lower I/O density. | Choose ADSP-BF522KBCZ-4 when board area is critical and full 48 GPIOs or 24-bit PPI width are not needed. |
Compared with ADSP-BF524KBCZ-4, ADSP-BF526KBCZ-4 trades USB OTG for Ethernet MAC - making it optimal for fixed infrastructure nodes - while ADSP-BF522KBCZ-4 reduces package size and I/O count at no performance cost, targeting miniaturized portable devices.
Availability
ADSP-BF524KBCZ-4 is available at Aetrix Electronics and suitable for video surveillance edge nodes, industrial protocol gateways, portable medical imaging devices, and automotive driver monitoring systems requiring stable component supply, long-term lifecycle assurance, and traceable sourcing.
Supply support for ADSP-BF524KBCZ-4 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 instrumentation, industrial automation, and communications.
The ADSP-BF52x product line delivers code-compatible Blackfin processors optimized for real-time embedded applications combining control, signal processing, and connectivity - targeting video, audio, motor control, and industrial IoT edge nodes.
FAQ
What is the maximum operating frequency of the ADSP-BF524KBCZ-4?
The ADSP-BF524KBCZ-4 operates at a maximum system clock speed of 400 MHz, delivering up to 800 MMAC/s throughput. This speed is achieved using the on-chip PLL with an external 1–50 MHz reference clock. The 400 MHz rating applies specifically to the ADSP-BF524KBCZ-4 variant and is confirmed in the Rev. D datasheet Table 1 and Specifications section (Page 28). Performance remains stable across industrial temperature ranges when supplied with compliant VDDINT and VDDIO voltages.
Does the ADSP-BF524KBCZ-4 include an on-chip voltage regulator?
No, the ADSP-BF524KBCZ-4 does not include an on-chip voltage regulator. Per the Rev. D datasheet (Page 16 and Table 1), only ADSP-BF523/ADSP-BF525/ADSP-BF527 variants integrate this feature. The ADSP-BF524KBCZ-4 requires externally regulated 1.0 V core power (VDDINT) and 3.3 V I/O power (VDDIO), with strict tolerance and decoupling requirements specified in the Electrical Characteristics section (Page 32).
Which memory interfaces are supported by the ADSP-BF524KBCZ-4?
The ADSP-BF524KBCZ-4 supports SDRAM via its glueless external bus interface unit (EBIU), plus up to four banks of asynchronous memory (NOR flash, SRAM, EPROM) with programmable timing. It also integrates a NAND flash controller (NFC) with hardware ECC and DMA support. On-chip memory includes 48 KB L1 instruction SRAM, 32 KB L1 data SRAM, 4 KB scratchpad, and 32 KB boot ROM - all accessible at full core speed without wait states.
What boot sources are configurable for the ADSP-BF524KBCZ-4?
The ADSP-BF524KBCZ-4 supports booting from SPI flash, TWI (I²C) EEPROM, NAND flash, UART host, or external host device via the HOSTDP interface. Boot mode is selected using the BOOT[3:0] strapping pins at reset. The on-chip boot ROM contains the initial boot kernel that configures the selected interface and loads executable code into L1 memory - a capability documented in the Booting Modes section (Page 18) of the Rev. D datasheet.
Is the ADSP-BF524KBCZ-4 qualified for automotive applications?
No, the ADSP-BF524KBCZ-4 is not automotive-qualified. According to the Rev. D datasheet (Page 87), only ADSP-BF523/ADSP-BF525/ADSP-BF527 variants are explicitly qualified for automotive applications. The ADSP-BF524KBCZ-4 is rated for industrial temperature range (−40°C to +85°C) and intended for industrial, medical, and consumer embedded systems - not AEC-Q100 certified automotive use cases.
ADSP-BF524KBCZ-4 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Analog Devices Inc.
- Series:
- Blackfin®
- Package/Case:
- 289-LFBGA, CSPBGA
- Packaging:
- Tray
- Product Status:
- Active
- Type:
- Fixed Point
- Interface:
- DMA, I2C, PPI, SPI, SPORT, UART, USB
- Clock Rate:
- 400MHz
- Non-Volatile Memory:
- ROM (32kB)
- On-Chip RAM:
- 132kB
- Voltage - I/O:
- 1.8V, 2.5V, 3.3V
- Voltage - Core:
- 1.30V
- Operating Temperature:
- 0°C ~ 70°C (TA)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
- 289-CSPBGA (12x12)
ADSP-BF524KBCZ-4 FAQ
1.How can I place an order for ADSP-BF524KBCZ-4 through Aetrix?
Please submit a Request for Quotation (RFQ) for ADSP-BF524KBCZ-4 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-BF524KBCZ-4 reliable?
The price and inventory of ADSP-BF524KBCZ-4 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for ADSP-BF524KBCZ-4 is usually 5 days.
3.What payment methods are accepted for ADSP-BF524KBCZ-4?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for ADSP-BF524KBCZ-4 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for ADSP-BF524KBCZ-4?
ADSP-BF524KBCZ-4 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your ADSP-BF524KBCZ-4 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-BF524KBCZ-4?
For technical support, including ADSP-BF524KBCZ-4 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your ADSP-BF524KBCZ-4 requirements.
6.How does Aetrix verify that ADSP-BF524KBCZ-4 is sourced from the original manufacturer or authorized distributors?
All ADSP-BF524KBCZ-4 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-BF524KBCZ-4 meets industry standards.
7.What is the process for return or replacement of ADSP-BF524KBCZ-4?
All ADSP-BF524KBCZ-4 units undergo pre-shipment inspection (PSI). If there is an issue with ADSP-BF524KBCZ-4, 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-BF524KBCZ-4 part is unused and in its original packaging.
Return procedure for ADSP-BF524KBCZ-4:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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