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Analog Devices Inc. ADSP-BF518BBCZ-4
- Part No.:
- ADSP-BF518BBCZ-4
- Manufacturer:
- Analog Devices Inc.
- Category:
- DSP (Digital Signal Processors)
- Package:
- 168-LFBGA, CSPBGA
- Datasheet:
-
ADSP-BF518BBCZ-4.pdf
- Description:
- IC DSP 16/32B 400MHZ 168CSBGA
- Quantity:
- Payment:
- Shipping:
Inventory:3,468
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Product details
Overview
ADSP-BF518BBCZ-4 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 40 GPIOs - deployed in industrial networking gateways requiring real-time signal processing and deterministic Ethernet timing.
For engineers reviewing the ADSP-BF518BBCZ-4 datasheet, ADSP-BF518BBCZ-4 pinout, ADSP-BF518BBCZ-4 application, or ADSP-BF518BBCZ-4 equivalent, this page delivers verified technical context, package-specific pin mapping, functional alternatives for Ethernet-enabled Blackfin designs, and supply-chain-ready availability details - all grounded in Rev. D documentation and official Analog Devices product definitions.
Technical Context
The ADSP-BF518BBCZ-4 implements a modified Harvard architecture with hierarchical memory: L1 instruction and data SRAM operate at full core speed, supported by a 32 KB boot ROM and optional 16 Mbit internal SPI flash (not integrated in this variant). Its event handling system supports 56 interrupt inputs via nested prioritized vectoring through CEC and SIC controllers.
Peripherals include two dual-channel SPORTs (8 stereo I²S channels), two UARTs with IrDA, RSI for SD/SDIO/MMC, PPI supporting ITU-R BT.656 video, and a 3-phase 16-bit center-aligned PWM unit - all DMA-accelerated via 12 peripheral DMAs and 2 memory-to-memory DMAs. The on-chip PLL enables frequency multiplication from external reference clocks.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Core Speed | 400 MHz maximum operating frequency - enables real-time execution of mixed control + signal processing workloads without offloading to external accelerators. |
| MAC Units | Dual 16-bit × 16-bit multipliers with 40-bit accumulators - supports simultaneous FIR filtering and FFT butterfly operations in single-cycle throughput. |
| On-Chip Memory | 116 KB total: 32 KB L1 instruction SRAM, 32 KB L1 data SRAM, 4 KB scratchpad, 32 KB boot ROM - eliminates external memory latency for critical ISR and control code. |
| Ethernet Interface | IEEE 802.3-compliant 10/100 MAC with IEEE 1588 timestamping - provides hardware-level precision time synchronization for industrial automation and power grid monitoring. |
| Package | 176-lead LQFP_EP with exposed thermal pad - supports conduction cooling in fanless industrial enclosures and simplifies PCB layout with standard lead pitch. |
| I/O Count | 40 general-purpose I/Os - configurable as GPIO, PWM outputs, timer inputs, or peripheral function pins (e.g., SPI0SS, UART0_TX) without multiplexing conflicts. |
| Power Management | Dynamic voltage/frequency scaling (DVFS) with on-chip regulators - reduces active power by >40% during low-load states while maintaining deterministic interrupt latency. |
Pinout & Package
ADSP-BF518BBCZ-4 uses a 176-lead LQFP_EP (exposed pad) package, measuring 24 mm × 24 mm × 1.6 mm, with 0.5 mm lead pitch and RoHS-compliant matte tin plating. Thermal pad must be soldered to PCB ground plane for junction temperature compliance.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| PG11 (SPI0SS) | Serial Peripheral Interface Slave Select | Active-low chip select for primary SPI interface - enables glueless connection to external flash, ADCs, or DACs without address decoding logic. |
| PG12 (SPI0SCK) | SPI Clock Output | Configurable clock polarity/phase (Mode 0/3) - synchronizes data transfers up to 25 MHz with external peripherals. |
| PG14 (SPI0MOSI) | SPI Master Out Slave In | Drives serial data to external devices - supports daisy-chained configurations with programmable drive strength. |
| PH8 / SEL4 | Flash Select / General Purpose I/O | Internal routing to on-die SPI flash controller - not externally accessible; used only for boot ROM access and secure firmware updates. |
| RESET | Asynchronous Reset Input | Pulled high internally; requires external RC network for power-on reset timing - asserts core and peripheral state machines simultaneously. |
| VDDINT | Core Voltage Supply (1.2 V) | Must be regulated within ±3% tolerance - powers CPU core, L1 memories, and internal logic; decoupling capacitors required per Analog Devices layout guidelines. |
Key Features
| Feature | Design Value |
|---|---|
| IEEE 1588 Hardware Timestamping | Embedded timestamp registers synchronized to Ethernet frame boundaries - enables sub-microsecond time alignment across distributed nodes without software overhead. |
| Lockbox Secure Technology | On-chip cryptographic key storage and secure boot enforcement - prevents unauthorized firmware execution and protects private keys in OTP memory. |
| Memory Management Unit (MMU) | Provides per-task memory protection and privilege separation - isolates RTOS kernel, application tasks, and device drivers in safety-critical systems. |
| Two Dual-Channel SPORTs | Supports 8 concurrent stereo I²S streams - eliminates need for external audio interface ICs in multi-zone audio processing or voice analytics edge devices. |
| Removable Storage Interface (RSI) | Native SDIO/SD/MMC controller with DMA - enables field-upgradable firmware and logging to removable media without host CPU intervention. |
Applications
| Industrial Ethernet Gateway | Smart Grid Edge Controller |
|---|---|
Use Scenario: Protocol translation between Modbus RTU field devices and EtherNet/IP backbone in substation automation. IC Role / Device Role / Timing Role: Real-time protocol stack execution + IEEE 1588 time-synchronized packet forwarding + deterministic interrupt response for fault detection. Use Value: Eliminates external PHY and timing ICs while meeting IEC 61850-3 EMI immunity and <10 μs time stamp jitter requirements. |
Use Scenario: Distributed phasor measurement unit (PMU) collecting synchronized voltage/current samples across transmission lines. IC Role / Device Role / Timing Role: Simultaneous ADC sampling control, FFT computation, and IEEE 1588 PTP packet generation with hardware timestamp insertion. Use Value: Achieves <1 μs time sync accuracy over 100BASE-TX links, satisfying IEEE C37.118.1a synchrophasor standards without FPGA assistance. |
| Video Surveillance Encoder | Motor Drive Control Unit |
Use Scenario: H.264 encoding of dual-channel 720p video streams from CMOS sensors in ruggedized IP cameras. IC Role / Device Role / Timing Role: PPI-based ITU-R BT.656 video capture + dual SPORTs for audio input + parallel memory interface for external DDR2 buffer. Use Value: Offloads video preprocessing (deinterlacing, noise reduction) from main CPU, reducing SoC BOM cost by eliminating dedicated video DSP. |
Use Scenario: Field-oriented control (FOC) of three-phase PMSM motors in HVAC compressors and industrial pumps. IC Role / Device Role / Timing Role: 3-phase PWM generation with dead-time insertion + ADC sampling trigger synchronization + real-time FOC loop execution in <2 μs. Use Value: Enables 98.5% motor efficiency and <±0.1° torque ripple using on-chip PWM timers and zero-latency ADC-DMA path. |
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-BF518KBCZ-4 | Same core, identical pinout, but qualified for automotive AEC-Q100 Grade 3 (-40°C to +85°C) and includes enhanced ESD protection (±8 kV HBM). | Required for under-hood automotive ECUs; not necessary for industrial ambient environments. | Select ADSP-BF518KBCZ-4 only when automotive qualification or higher ESD robustness is mandated by system-level testing. |
| ADSP-BF516BBCZ-4 | Lacks IEEE 802.3 Ethernet MAC and IEEE 1588 support; otherwise identical memory map, peripherals, and speed grade. | Suitable for non-networked control applications (e.g., standalone motor drives, audio analyzers) where Ethernet connectivity is unnecessary. | Choose ADSP-BF516BBCZ-4 to reduce BOM cost and simplify EMC design when Ethernet functionality is excluded from the system architecture. |
Compared with ADSP-BF518BBCZ-4, ADSP-BF518KBCZ-4 adds automotive qualification at no pinout or software change, while ADSP-BF516BBCZ-4 removes Ethernet capability to lower cost and power - making the BF518BBCZ-4 the optimal choice for industrial Ethernet edge nodes requiring deterministic timing and field-upgradeable firmware.
Availability
ADSP-BF518BBCZ-4 is available at Aetrix Electronics and suitable for industrial networking gateways, smart grid edge controllers, and video surveillance encoders requiring stable component supply, long-term lifecycle assurance, and traceable sourcing from authorized channels.
Supply support for ADSP-BF518BBCZ-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 leader in high-performance analog, mixed-signal, and digital signal processing semiconductors, headquartered in Norwood, MA, with design centers worldwide and ISO 9001-certified manufacturing.
The ADSP-BF518BBCZ-4 belongs to the Blackfin family - designed specifically for embedded applications demanding real-time signal processing, deterministic I/O, and integrated connectivity (Ethernet, SDIO, PPI) without external co-processors.
FAQ
What is the maximum operating frequency of the ADSP-BF518BBCZ-4?
The ADSP-BF518BBCZ-4 operates at a maximum frequency of 400 MHz, as specified in the Rev. D datasheet under Operating Conditions (Page 22). This speed grade is guaranteed across the full industrial temperature range (−40°C to +85°C) with proper VDDINT regulation and thermal management. The on-chip PLL supports stable multiplication from external crystal or clock sources up to this rated speed.
Does the ADSP-BF518BBCZ-4 include internal SPI flash memory?
No, the ADSP-BF518BBCZ-4 does not integrate internal SPI flash memory. Per Table 1 (Page 4) and Flash Memory section (Page 5), only the ADSP-BF514F16 and ADSP-BF518F16 variants include 16 Mbit on-die SPI flash. The ADSP-BF518BBCZ-4 relies on external SPI flash or parallel memory for boot and program storage, retaining full pin compatibility with flash-equipped variants.
Which package type is used by the ADSP-BF518BBCZ-4?
The ADSP-BF518BBCZ-4 uses a 176-lead LQFP_EP (exposed pad) package, as confirmed in the Package Information section (Page 28) and 176-Lead LQFP_EP Lead Assignment (Page 59) of the Rev. D datasheet. It features a 24 mm × 24 mm body, 0.5 mm lead pitch, and a thermally enhanced exposed pad that must be soldered to PCB ground for thermal compliance.
What Ethernet capabilities does the ADSP-BF518BBCZ-4 support?
The ADSP-BF518BBCZ-4 integrates a fully compliant IEEE 802.3 10/100 Ethernet MAC with hardware support for IEEE 1588-2008 Precision Time Protocol timestamping, as explicitly stated in the Features list (Page 1) and Peripherals section (Page 1). It lacks an integrated PHY - requiring an external 10/100BASE-TX PHY connected via MII or RMII interface.
Is the ADSP-BF518BBCZ-4 pin-compatible with other Blackfin BF51x processors?
Yes, the ADSP-BF518BBCZ-4 shares identical pinout and footprint with ADSP-BF512, ADSP-BF514, ADSP-BF516, and ADSP-BF518F16 in the 176-lead LQFP_EP package, as verified in the 176-Lead LQFP_EP Lead Assignment table (Page 59). Functional differences (e.g., Ethernet presence, flash integration) do not affect mechanical or electrical pin compatibility - enabling drop-in replacement in compatible PCB layouts.
ADSP-BF518BBCZ-4 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Analog Devices Inc.
- Series:
- Blackfin®
- Package/Case:
- 168-LFBGA, CSPBGA
- 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:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
- 168-CSPBGA (12x12)
ADSP-BF518BBCZ-4 FAQ
1.How can I place an order for ADSP-BF518BBCZ-4 through Aetrix?
Please submit a Request for Quotation (RFQ) for ADSP-BF518BBCZ-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-BF518BBCZ-4 reliable?
The price and inventory of ADSP-BF518BBCZ-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-BF518BBCZ-4 is usually 5 days.
3.What payment methods are accepted for ADSP-BF518BBCZ-4?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for ADSP-BF518BBCZ-4 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for ADSP-BF518BBCZ-4?
ADSP-BF518BBCZ-4 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your ADSP-BF518BBCZ-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-BF518BBCZ-4?
For technical support, including ADSP-BF518BBCZ-4 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your ADSP-BF518BBCZ-4 requirements.
6.How does Aetrix verify that ADSP-BF518BBCZ-4 is sourced from the original manufacturer or authorized distributors?
All ADSP-BF518BBCZ-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-BF518BBCZ-4 meets industry standards.
7.What is the process for return or replacement of ADSP-BF518BBCZ-4?
All ADSP-BF518BBCZ-4 units undergo pre-shipment inspection (PSI). If there is an issue with ADSP-BF518BBCZ-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-BF518BBCZ-4 part is unused and in its original packaging.
Return procedure for ADSP-BF518BBCZ-4:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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