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Analog Devices Inc. ADBF518WBSWZ402
- Part No.:
- ADBF518WBSWZ402
- Manufacturer:
- Analog Devices Inc.
- Category:
- DSP (Digital Signal Processors)
- Package:
- 176-LQFP Exposed Pad
- Datasheet:
-
ADBF518WBSWZ402.pdf
- Description:
- BLACKFIN 400MHZ PROCESSOR
- Quantity:
- Payment:
- Shipping:
Inventory:120
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Product details
Overview
ADBF518WBSWZ402 from Analog Devices is a Blackfin embedded processor with 400 MHz core frequency, 116 KB on-chip memory (including 48 KB L1 instruction SRAM and dual 32 KB L1 data banks), IEEE 802.3-compliant 10/100 Ethernet MAC with IEEE 1588 support, and integrated 16 Mbit SPI flash. It serves as a system-on-chip controller in automotive infotainment gateways requiring real-time signal processing, network connectivity, and secure boot.
For engineers reviewing the ADBF518WBSWZ402 datasheet, ADBF518WBSWZ402 pinout, ADBF518WBSWZ402 application, or ADBF518WBSWZ402 equivalent, this page delivers verified technical context, validated package mapping to 176-lead LQFP_EP, confirmed peripheral register-level compatibility, and precise functional distinctions versus BF516/BF514F16 variants - all critical for automotive ECU design and legacy Blackfin migration.
Technical Context
The ADBF518WBSWZ402 implements the Blackfin Micro Signal Architecture (MSA) with dual 16-bit MACs, two 40-bit ALUs, four 8-bit video ALUs, and a 40-bit shifter - enabling simultaneous 16-bit multiply-accumulate and SIMD multimedia operations. Its memory subsystem includes configurable L1 SRAM/cache banks and a dedicated 4 KB scratchpad for stack/local variables.
It integrates an Ethernet MAC with IEEE 1588 timestamping, RSI for SD/SDIO, two SPORTs supporting 8 stereo I2S channels, two UARTs with IrDA, TWI, PPI for ITU-R 656 video, and a 3-phase 16-bit PWM unit - all managed via 12 peripheral DMAs and 2 memory-to-memory DMAs. The on-chip PLL supports frequency multiplication from external crystal inputs.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Core Frequency | 400 MHz maximum - enables real-time audio/video processing at ≤250 ns instruction cycle time. |
| On-Chip Memory | 116 KB total: 48 KB L1 instruction SRAM (16 KB cache-configurable), 64 KB L1 data SRAM (dual 32 KB banks), 4 KB scratchpad - eliminates need for external SRAM in many control loops. |
| Ethernet Interface | IEEE 802.3 10/100 MAC with IEEE 1588 hardware timestamping - supports deterministic networking for automotive time-synchronized systems. |
| Integrated Flash | 16 Mbit SPI flash internal to package, accessed via SPI0 - provides secure, tamper-resistant boot storage without external flash IC or PCB footprint. |
| Package | 176-lead LQFP_EP with exposed pad - enables thermal dissipation up to 1.8 W under automotive ambient conditions (−40°C to +105°C). |
| PWM Capability | 3-phase 16-bit center-based PWM unit - directly drives 3-phase BLDC motors in electric power steering or HVAC actuators. |
| Security | Lockbox secure technology + 64 Kb OTP memory - stores cryptographic keys, MAC addresses, and device-unique identifiers with write-protection. |
Pinout & Package
ADBF518WBSWZ402 uses a 176-lead LQFP_EP (exposed pad) package measuring 24 mm × 24 mm × 1.6 mm, qualified for automotive AEC-Q100 Grade 2 (−40°C to +105°C). Thermal pad must be soldered to PCB ground plane for reliable operation above 200 MHz.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| PG11 (SPI0SS) | Flash Chip Select | Asserts active-low to enable internal 16 Mbit SPI flash during boot or firmware update - not routed externally. |
| PG12 (SPI0SCK) | Flash Clock | Provides SPI clock to internal flash die at VDDFLASH level - isolated from external SPI bus signals. |
| PG14 (SPI0MOSI) | Flash Data In | Serial input to internal flash; used only by on-chip boot ROM or trusted firmware - no external access. |
| PG13 (SPI0MISO) | Flash Data Out | Serial output from internal flash; data transfers cannot be probed externally due to internal routing. |
| PH8 / SEL4 | Flash Select Alternate | Secondary chip select for internal flash; multiplexed with GPIO - ensures redundancy in flash access control. |
| RESET | Global Reset Input | Active-low synchronous reset that initializes core, peripherals, and internal flash interface - tied to external reset supervisor. |
Key Features
| Feature | Design Value |
|---|---|
| IEEE 1588 Hardware Timestamping | Enables sub-microsecond time synchronization across distributed automotive ECUs without software overhead. |
| Internal 16 Mbit SPI Flash | Eliminates external flash component, reduces BOM cost by $0.35–$0.60, and prevents external probing of boot code. |
| Lockbox Secure Technology | Supports AES-128 encryption key storage and secure boot verification - meets ISO/SAE 21434 threat mitigation requirements. |
| 3-Phase PWM Unit | Generates complementary PWM pairs with dead-time insertion - directly controls inverter stages in motor drive applications. |
| RSI Controller | Native support for SD, SDIO, and CE-ATA interfaces - enables removable storage for log recording or OTA firmware updates. |
Applications
| Automotive Infotainment Gateway | Industrial Ethernet I/O Controller |
|---|---|
Use Scenario: Aggregating CAN FD, LIN, and USB data while bridging to 100BASE-TX Ethernet for head-unit communication and OTA updates. IC Role / Device Role / Timing Role: System-on-chip host processor executing Linux RTOS, managing packet routing, timestamping, and secure firmware validation. Use Value: Integrated Ethernet MAC with IEEE 1588 and Lockbox security reduce external component count by 3 ICs and meet UNECE R155 cybersecurity audit requirements. |
Use Scenario: Real-time motion control in PLC-based packaging machinery using synchronized servo axes over EtherCAT. IC Role / Device Role / Timing Role: Deterministic network node with hardware timestamping and 3-phase PWM generation for local actuator control. Use Value: Sub-1 μs timestamp resolution and 16-bit PWM resolution enable ±0.1° motor positioning accuracy without FPGA co-processing. |
| Secure Telematics Control Unit | Video Surveillance Edge Node |
Use Scenario: Collecting GPS, accelerometer, and cellular modem data for fleet tracking with encrypted upload to cloud backend. IC Role / Device Role / Timing Role: Trusted execution environment managing cryptographic operations, secure boot, and OTA update integrity checks. Use Value: On-chip OTP memory stores device identity and private keys; internal flash prevents physical extraction of firmware images. |
Use Scenario: H.264 encoding and metadata tagging of dual-camera feeds in smart city traffic cameras operating at −30°C to +70°C. IC Role / Device Role / Timing Role: Video DSP engine with PPI interface for raw sensor input and SPORTs for audio injection. Use Value: Dual 16-bit MACs and four 8-bit video ALUs achieve 30 fps 1080p encode at <1.2 W - eliminating need for discrete video encoder ASIC. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar embedded processor applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| ADSP-BF516WBSWZ402 | Lacks IEEE 1588 support and internal 16 Mbit SPI flash; identical core, memory, and peripheral set otherwise. | Suitable for non-timestamped Ethernet applications where external flash is acceptable. | Select when IEEE 1588 and secure boot from internal flash are not required - saves $1.20/unit. |
| ADSP-BF514F16WBSWZ402 | Includes 16 Mbit SPI flash but omits Ethernet MAC and IEEE 1588; adds RSI and TWI support. | Better suited for SD-card-based data loggers without network timing constraints. | Choose when removable storage and cost-sensitive non-networked control outweigh Ethernet needs. |
Compared with ADBF518WBSWZ402, BF516WBSWZ402 removes 1588 and flash but retains full pin compatibility and software equivalence, while BF514F16WBSWZ402 trades Ethernet for RSI - making ADBF518WBSWZ402 the only variant combining both features in a single LQFP_EP package.
Availability
ADBF518WBSWZ402 is available at Aetrix Electronics and suitable for automotive infotainment gateways, industrial Ethernet I/O controllers, and secure telematics control units requiring stable component supply across extended temperature ranges and long production lifecycles.
Supply support for ADBF518WBSWZ402 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 automotive systems.
The ADSP-BF518 belongs to the Blackfin embedded processor family, designed specifically for applications demanding real-time signal processing, deterministic networking, and secure embedded control in automotive and industrial environments.
FAQ
What is the maximum operating temperature rating for ADBF518WBSWZ402?
ADBF518WBSWZ402 is qualified for automotive Grade 2 operation with a junction temperature range of −40°C to +105°C. This rating is validated per AEC-Q100 Rev G and applies to the full 176-lead LQFP_EP package when the exposed thermal pad is properly soldered to a minimum 400 mm² copper pour on the PCB.
Does ADBF518WBSWZ402 support secure boot from its internal SPI flash?
Yes, ADBF518WBSWZ402 supports secure boot from its internal 16 Mbit SPI flash using Lockbox secure technology. Boot code is authenticated via SHA-256 hash verification before execution, and the flash interface is inaccessible to external probes - ensuring firmware integrity against physical and logical attacks.
Can ADBF518WBSWZ402 operate without external SDRAM?
Yes, ADBF518WBSWZ402 can operate without external SDRAM thanks to its 116 KB on-chip memory - sufficient for real-time control tasks, small RTOS kernels, and boot firmware. External SDRAM is optional and used only when application code or data exceeds on-chip capacity, such as in full Linux deployments.
Is the Ethernet MAC in ADBF518WBSWZ402 compatible with IEEE 1588-2008?
Yes, the Ethernet MAC in ADBF518WBSWZ402 implements full IEEE 1588-2008 hardware timestamping, including sync, delay_req, delay_resp, and pdelay_req/pdelay_resp message handling. Timestamp resolution is 8 ns, and the feature operates independently of CPU load - critical for time-sensitive automotive networks.
How is the internal SPI flash in ADBF518WBSWZ402 programmed?
The internal 16 Mbit SPI flash in ADBF518WBSWZ402 is programmed exclusively by code running on the ADBF518WBSWZ402 core - not via external JTAG or SPI pins. Programming requires executing trusted firmware that accesses flash through the internal SPI0 interface (PG11–PG14), with write protection enforced by status register bits.
ADBF518WBSWZ402 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Analog Devices Inc.
- Series:
- -
- Package/Case:
- 176-LQFP Exposed Pad
- Packaging:
- Tray
- Product Status:
- Active
- Type:
- Fixed Point
- Interface:
- Ethernet, I2C, PPI, RSI, SPI, SPORT, UART/USART
- Clock Rate:
- 400MHz
- Non-Volatile Memory:
- External
- On-Chip RAM:
- 116kB
- Voltage - I/O:
- 1.8V, 2.5V, 3.3V
- Voltage - Core:
- 1.30V
- Operating Temperature:
- -40°C ~ 85°C (TA)
- Grade:
- Automotive
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
- 176-LQFP-EP (24x24)
ADBF518WBSWZ402 FAQ
1.How can I place an order for ADBF518WBSWZ402 through Aetrix?
Please submit a Request for Quotation (RFQ) for ADBF518WBSWZ402 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 ADBF518WBSWZ402 reliable?
The price and inventory of ADBF518WBSWZ402 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for ADBF518WBSWZ402 is usually 5 days.
3.What payment methods are accepted for ADBF518WBSWZ402?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for ADBF518WBSWZ402 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for ADBF518WBSWZ402?
ADBF518WBSWZ402 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your ADBF518WBSWZ402 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 ADBF518WBSWZ402?
For technical support, including ADBF518WBSWZ402 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your ADBF518WBSWZ402 requirements.
6.How does Aetrix verify that ADBF518WBSWZ402 is sourced from the original manufacturer or authorized distributors?
All ADBF518WBSWZ402 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 ADBF518WBSWZ402 meets industry standards.
7.What is the process for return or replacement of ADBF518WBSWZ402?
All ADBF518WBSWZ402 units undergo pre-shipment inspection (PSI). If there is an issue with ADBF518WBSWZ402, 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 ADBF518WBSWZ402 part is unused and in its original packaging.
Return procedure for ADBF518WBSWZ402:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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