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Analog Devices Inc. ADSP-BF518BSWZ4F16
- Part No.:
- ADSP-BF518BSWZ4F16
- Manufacturer:
- Analog Devices Inc.
- Category:
- DSP (Digital Signal Processors)
- Package:
- 176-LQFP Exposed Pad
- Datasheet:
-
ADSP-BF518BSWZ4F16.pdf
- Description:
- IC DSP 16/32B 400MHZ LP 176LQFP
- Quantity:
- Payment:
- Shipping:
Inventory:1,713
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Product details
Overview
ADSP-BF518BSWZ4F16 from Analog Devices is a 400 MHz Blackfin embedded processor with dual 16-bit MACs, 116 KB on-chip memory (32 KB L1 instruction SRAM, 32 KB L1 data SRAM, 4 KB scratchpad), IEEE 802.3-compliant 10/100 Ethernet MAC with IEEE 1588 support, and integrated 16 Mbit SPI flash. It targets automotive infotainment gateways requiring deterministic real-time signal processing and network connectivity.
For engineers reviewing the ADSP-BF518BSWZ4F16 datasheet, ADSP-BF518BSWZ4F16 pinout, ADSP-BF518BSWZ4F16 application, or ADSP-BF518BSWZ4F16 equivalent, key selection criteria include Ethernet MAC + IEEE 1588 timing precision, on-die SPI flash boot capability, 176-lead LQFP_EP package with exposed thermal pad, and automotive qualification per AEC-Q100 Grade 2.
Technical Context
The ADSP-BF518BSWZ4F16 implements a modified Harvard architecture with hierarchical L1 memory (SRAM/cache configurable per bank), MMU-based memory protection, and supervisor/user mode isolation. Its core integrates two 40-bit ALUs, four 8-bit video ALUs, and a 40-bit shifter supporting normalization and field operations.
Peripherals are connected via dedicated high-bandwidth buses: the Ethernet MAC drives its own DMA channels, the RSI controller supports SDIO/CE-ATA, and the PPI handles ITU-R BT.656 video streams. Booting is flexible-internal SPI flash, OTP, external parallel/SPI memories, or host UART/SPI-with secure Lockbox technology enabling code authentication.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Core Speed | 400 MHz maximum operation-enables real-time audio/video analytics with sub-10 μs interrupt latency. |
| On-Chip Memory | 116 KB total: 48 KB L1 instruction (16 KB cacheable), 64 KB L1 data (32 KB ×2 banks), 4 KB scratchpad-eliminates external RAM for boot and critical buffers. |
| Ethernet Interface | IEEE 802.3 10/100 MAC with IEEE 1588-2008 hardware timestamping-supports precise time-synchronized control in distributed automotive networks. |
| Integrated Flash | 16 Mbit SPI flash die internal to package-provides secure, tamper-resistant boot image storage; not accessible externally. |
| Package | 176-lead LQFP_EP with exposed thermal pad-meets automotive thermal dissipation requirements (θJA = 29.5°C/W). |
| Automotive Qualification | AEC-Q100 Grade 2 (−40°C to +105°C)-certified for engine bay–adjacent ECUs and body control modules. |
| I/O Count | 40 general-purpose GPIOs-supports direct sensor interfacing, LED control, and discrete actuator signaling without level-shifting. |
Pinout & Package
ADSP-BF518BSWZ4F16 uses a 176-lead LQFP_EP (exposed pad) package, measuring 24 mm × 24 mm × 1.6 mm, with thermal pad soldered to PCB ground plane for enhanced heat dissipation in automotive environments.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| VDDINT | Core power supply | 1.2 V ±3% input-powers processor core; requires low-noise regulation and local decoupling. |
| VDDIO | I/O power supply | 3.3 V ±5% input-supplies all digital I/Os including Ethernet PHY interface and SPI peripherals. |
| RESET | Active-low reset input | Synchronizes internal state machines; asserted during power-on, brownout, or watchdog timeout. |
| CLKIN | External clock input | Accepts 1–50 MHz crystal or oscillator; feeds on-chip PLL for 400 MHz core clock generation. |
| EMAC_RXD[3:0] | Ethernet receive data bus | 4-bit MII interface-connects directly to external PHY without glue logic. |
| PG11–PG14 | SPI0 control signals | Internal connection to on-die 16 Mbit flash-no external pins exposed; prevents physical probing of boot code. |
Key Features
| Feature | Design Value |
|---|---|
| Lockbox Secure Technology | Enables cryptographic key storage and authenticated boot-prevents firmware cloning and unauthorized firmware updates. |
| IEEE 1588 Hardware Timestamping | Sub-50 ns timestamp resolution on Ethernet frames-enables microsecond-level synchronization across vehicle ECU clusters. |
| Flexible Boot Sources | Supports boot from internal SPI flash, OTP, external parallel/SPI memory, or host UART/SPI-simplifies production programming and field firmware recovery. |
| 3-Phase PWM Unit | 16-bit center-aligned PWM with dead-time insertion-drives BLDC motor controllers without external gate drivers. |
| Memory Management Unit (MMU) | Provides per-task memory protection and privilege separation-enables safe coexistence of safety-critical and non-critical software partitions. |
Applications
| Automotive Infotainment Gateway | Industrial Ethernet PLC Controller |
|---|---|
Use Scenario: Aggregating CAN FD, LIN, and Bluetooth audio streams into a single Ethernet backbone for head unit and ADAS display. IC Role / Device Role / Timing Role: Real-time protocol translation engine with IEEE 1588-synchronized packet scheduling. Use Value: Eliminates external Ethernet switch and reduces BOM cost by integrating MAC + flash + DSP in one AEC-Q100 qualified package. | Use Scenario: Deterministic motion control in servo-driven packaging machinery using synchronized multi-axis commands over industrial Ethernet. IC Role / Device Role / Timing Role: Time-critical motion trajectory generator with hardware-accelerated PID and 1588 timestamping. Use Value: Achieves <100 μs jitter on EtherCAT or PROFINET cyclic data exchange without FPGA offload. |
| Secure Telematics Control Unit | Video Surveillance Edge Node |
Use Scenario: OTA firmware update handler with secure boot validation and rollback protection for fleet telematics modules. IC Role / Device Role / Timing Role: Trusted execution environment managing cryptographic signing, flash integrity checks, and secure key provisioning. Use Value: Meets UNECE R155 CSMS requirements via on-chip Lockbox and OTP-stored root-of-trust keys. | Use Scenario: H.264 encode + motion detection on 2-channel HD video input from automotive rear-view and surround-view cameras. IC Role / Device Role / Timing Role: Dual-stream video preprocessor with PPI interface and hardware-accelerated video ALUs. Use Value: Processes 1080p@30fps video using only L1 memory-no external DDR required, reducing EMI and power. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar embedded processor applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| ADSP-BF518BSTZ | No integrated 16 Mbit SPI flash; same core, peripherals, and package. | Lacks secure internal boot storage-requires external flash and additional security measures. | Select when external flash is preferred for field-upgradable firmware or larger code footprint. |
| NXP i.MX RT1052CVL5B | ARM Cortex-M7 @ 600 MHz; no IEEE 1588 hardware timestamping; no integrated flash. | Higher integer throughput but lacks deterministic Ethernet timing and on-die flash security. | Select for general-purpose RTOS applications where 1588 sync and Lockbox are not required. |
Compared with ADSP-BF518BSTZ, ADSP-BF518BSWZ4F16 adds tamper-proof boot via internal flash and eliminates external memory routing; versus i.MX RT1052CVL5B, it delivers certified automotive timing precision and hardware-enforced firmware integrity at lower clock power.
Availability
ADSP-BF518BSWZ4F16 is available at Aetrix Electronics and suitable for automotive infotainment gateways, industrial Ethernet PLCs, and secure telematics control units requiring stable component supply across extended temperature ranges and long product lifecycles.
Supply support for ADSP-BF518BSWZ4F16 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 is a global leader in high-performance analog, mixed-signal, and digital signal processing semiconductors, serving industrial, automotive, communications, and healthcare markets.
ADSP-BF518BSWZ4F16 belongs to the Blackfin family-designed specifically for embedded applications demanding combined signal processing, real-time control, and network connectivity in resource-constrained environments.
FAQ
What is the operating temperature range for ADSP-BF518BSWZ4F16?
ADSP-BF518BSWZ4F16 is qualified for −40°C to +105°C ambient operation per AEC-Q100 Grade 2. This rating applies to the full functional specification-including Ethernet MAC, SPI flash access, and 400 MHz core operation-making it suitable for under-hood and dashboard-mounted automotive ECUs without derating.
Does ADSP-BF518BSWZ4F16 support secure boot from internal flash?
Yes. ADSP-BF518BSWZ4F16 implements Lockbox secure technology with on-chip OTP memory for storing cryptographic keys and boot image hashes. The internal 16 Mbit SPI flash is accessed exclusively via processor-executed code-not external pins-ensuring boot code confidentiality and integrity verification before execution.
Can ADSP-BF518BSWZ4F16 operate without external SDRAM?
Yes. With 116 KB of on-chip memory-including 48 KB L1 instruction SRAM and 64 KB L1 data SRAM-ADSP-BF518BSWZ4F16 can execute real-time control, audio processing, and Ethernet packet handling entirely from internal memory. External SDRAM is optional and used only for large buffers, video frame stores, or firmware expansion.
What debug interfaces does ADSP-BF518BSWZ4F16 provide?
ADSP-BF518BSWZ4F16 includes a JTAG test and emulation interface compliant with IEEE 1149.1, supporting boundary scan, real-time tracing, and non-intrusive debugging. It also provides an ICE-100B-compatible debug port for use with CrossCore Embedded Studio and VisualDSP++ toolchains.
Is the Ethernet MAC in ADSP-BF518BSWZ4F16 compatible with standard PHYs?
Yes. The IEEE 802.3-compliant 10/100 Ethernet MAC uses a standard MII interface with EMAC_TXD[3:0], EMAC_RXD[3:0], EMAC_TX_EN, and EMAC_RX_DV signals. It interoperates with common PHYs such as the Microchip LAN8720A and Texas Instruments DP83848 without glue logic or level shifters.
ADSP-BF518BSWZ4F16 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Analog Devices Inc.
- Series:
- Blackfin®
- Package/Case:
- 176-LQFP Exposed Pad
- Packaging:
- Tray
- Product Status:
- Obsolete
- Type:
- Fixed Point
- Interface:
- Ethernet, I2C, PPI, RSI, SPI, SPORT, UART/USART
- Clock Rate:
- 400MHz
- Non-Volatile Memory:
- FLASH (16Mbit)
- 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:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
- 176-LQFP-EP (24x24)
ADSP-BF518BSWZ4F16 FAQ
1.How can I place an order for ADSP-BF518BSWZ4F16 through Aetrix?
Please submit a Request for Quotation (RFQ) for ADSP-BF518BSWZ4F16 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-BF518BSWZ4F16 reliable?
The price and inventory of ADSP-BF518BSWZ4F16 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for ADSP-BF518BSWZ4F16 is usually 5 days.
3.What payment methods are accepted for ADSP-BF518BSWZ4F16?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for ADSP-BF518BSWZ4F16 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for ADSP-BF518BSWZ4F16?
ADSP-BF518BSWZ4F16 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your ADSP-BF518BSWZ4F16 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-BF518BSWZ4F16?
For technical support, including ADSP-BF518BSWZ4F16 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your ADSP-BF518BSWZ4F16 requirements.
6.How does Aetrix verify that ADSP-BF518BSWZ4F16 is sourced from the original manufacturer or authorized distributors?
All ADSP-BF518BSWZ4F16 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-BF518BSWZ4F16 meets industry standards.
7.What is the process for return or replacement of ADSP-BF518BSWZ4F16?
All ADSP-BF518BSWZ4F16 units undergo pre-shipment inspection (PSI). If there is an issue with ADSP-BF518BSWZ4F16, 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-BF518BSWZ4F16 part is unused and in its original packaging.
Return procedure for ADSP-BF518BSWZ4F16:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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