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Analog Devices Inc. ADBF702WCCPZ411
- Part No.:
- ADBF702WCCPZ411
- Manufacturer:
- Analog Devices Inc.
- Category:
- DSP (Digital Signal Processors)
- Package:
- 88-VFQFN Exposed Pad, CSP
- Datasheet:
-
ADBF702WCCPZ411.pdf
- Description:
- BLK+PROCW/256KBYTESRAM&DDR2
- Quantity:
- Payment:
- Shipping:
Inventory:3,669
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Product details
Overview
ADBF702WCCPZ411 from Analog Devices is a Blackfin+ embedded processor IC featuring a 400 MHz dual-MAC core, 136 kB parity-protected L1 SRAM (64 kB instruction + 64 kB data + 8 kB scratchpad), 512 kB ECC-protected L2 SRAM, and AEC-Q100 qualification for automotive control units. It integrates dual CAN 2.0B controllers, USB 2.0 HS OTG, two UARTs, two SPORTs, and hardware crypto acceleration - deployed in engine control modules requiring deterministic real-time signal processing.
For engineers reviewing the ADBF702WCCPZ411 datasheet, ADBF702WCCPZ411 pinout, ADBF702WCCPZ411 application, or ADBF702WCCPZ411 equivalent, key selection criteria include L2 SRAM size (512 kB), 184-ball CSP_BGA RoHS-compliant packaging, dual-CAN timing compliance, secure boot capability via OTP memory, and DDR2/LPDDR interface support through the L3 interface.
Technical Context
The ADBF702WCCPZ411 implements a Blackfin+ core with dual 16-bit MACs or single 32-bit MAC per cycle, 40-bit accumulators, and 16-bit complex MAC support - all while maintaining full instruction-set compatibility with prior Blackfin processors. Its hierarchical memory architecture includes separate 64 kB L1 instruction and 64 kB L1 data SRAM blocks, each with multi-parity protection, plus an 8 kB L1 scratchpad.
Peripherals are tightly coupled via a system fabric supporting concurrent access: the L3 interface provides a 16-bit DDR2/LPDDR path (up to 200 MHz), two CAN controllers operate independently with full message object buffers, and the crypto engine enables memDMA encryption/decryption without CPU intervention - critical for secure firmware updates in automotive ECUs.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Core Architecture | Blackfin+ 32-bit RISC/DSP hybrid with dual 16-bit MAC or single 32-bit MAC per cycle - enables simultaneous control-law computation and sensor fusion in one pipeline. |
| Max Clock Frequency | 400 MHz SYSCLK - delivers 400 MMAC/s peak performance for real-time motor control loops with sub-1 µs jitter. |
| L1 Memory | 136 kB total: 64 kB instruction SRAM + 64 kB data SRAM + 8 kB scratchpad, all with multi-parity-bit protection - ensures deterministic execution under EMI stress. |
| L2 Memory | 512 kB ECC-protected SRAM - supports large filter coefficient tables and dual-bank operation for ping-pong DMA buffering. |
| Package | 184-ball CSP_BGA, 12 mm × 12 mm × 0.8 mm pitch, RoHS compliant - enables high-density automotive PCB layouts with thermal pad for junction temperature control. |
| Automotive Qualification | AEC-Q100 Grade 2 (−40°C to +105°C) - validated for under-hood engine control and transmission control applications. |
| Security Features | OTP memory (1 kB), hardware crypto accelerators, fast secure boot - prevents unauthorized firmware loading and enables encrypted OTA updates. |
Pinout & Package
ADBF702WCCPZ411 uses a 184-ball CSP_BGA package (12 mm × 12 mm, 0.8 mm pitch) with exposed thermal pad. Ball assignments follow ADSP-BF70x 184-Ball CSP_BGA standard layout per Analog Devices Rev. D documentation.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| VDD_INT | Core power supply | 1.05 V ± 3% supply for 400 MHz operation; requires low-noise decoupling near ball array. |
| VDD_EXT | I/O and peripheral power | 3.3 V ± 5% supply for GPIO, CAN transceivers, and USB PHY; supports mixed-voltage interfacing. |
| CLKIN | External clock input | Accepts 1–50 MHz crystal or CMOS clock; feeds PLL for internal SYSCLK generation up to 400 MHz. |
| RESET | Active-low reset input | Synchronous deassertion required; initiates secure boot sequence from L2 ROM or external memory. |
| CAN0_TX / CAN0_RX | Controller Area Network channel 0 | Differential pair compliant with ISO 11898-2; supports bit rates up to 1 Mbps with programmable sample point. |
| USB_DP / USB_DM | USB 2.0 High-Speed differential pair | On-chip PHY supports host/device/OTG modes; requires 90 Ω differential impedance routing. |
Key Features
| Feature | Design Value |
|---|---|
| Dual CAN 2.0B controllers | Independent message objects, programmable bit timing, and error counters - eliminates need for external CAN protocol ICs in body control modules. |
| Hardware crypto engine | Accelerates AES-128/256, SHA-256, and RSA operations; enables memDMA-encrypted data transfers - reduces CPU load during secure firmware update. |
| 184-ball CSP_BGA with thermal pad | 0.8 mm pitch enables compact layout; exposed pad improves thermal resistance to < 10°C/W - sustains 400 MHz operation at 105°C ambient. |
| Secure boot with OTP key storage | Verifies digital signature of boot image using keys stored in 1 kB OTP memory - prevents execution of tampered firmware in safety-critical systems. |
| L3 DDR2/LPDDR interface | 16-bit bus, up to 200 MHz clock, integrated DMC PHY with on-die termination - supports cost-effective external memory expansion without discrete level shifters. |
Applications
| Engine Control Unit (ECU) | Advanced Driver Assistance System (ADAS) Sensor Hub |
|---|---|
Use Scenario: Real-time combustion timing, fuel injection pulse width calculation, and knock detection using analog sensor inputs. IC Role / Device Role / Timing Role: Primary compute engine executing control algorithms with deterministic latency; manages HADC, PWM timers, and CAN communication. Use Value: 400 MHz Blackfin+ core delivers >300 kLines/s C code throughput; 136 kB protected L1 SRAM ensures zero-wait-state execution of safety-critical control loops. |
Use Scenario: Aggregating radar, camera, and ultrasonic sensor data for object classification and fusion before forwarding to central ADAS domain controller. IC Role / Device Role / Timing Role: Edge preprocessing node performing FFT, filtering, and feature extraction; interfaces via USB 2.0 HS OTG and dual CAN to upstream ECUs. Use Value: Dual 16-bit MACs process 12-bit ADC streams in real time; hardware crypto secures sensor metadata before transmission over CAN FD backbone. |
| Electric Power Steering (EPS) Controller | Automotive Infotainment Gateway |
Use Scenario: Closed-loop torque assist control with torque sensor feedback, motor current monitoring, and fail-safe torque limitation. IC Role / Device Role / Timing Role: Safety-relevant MCU managing motor drive signals, CAN diagnostics, and watchdog supervision; certified to ISO 26262 ASIL-B. Use Value: AEC-Q100 Grade 2 qualification and parity/ECC memory protection ensure functional safety compliance; dual CAN channels isolate steering bus from diagnostic bus. |
Use Scenario: Bridging CAN, LIN, and Ethernet domains in vehicle infotainment systems while enabling secure over-the-air (OTA) software updates. IC Role / Device Role / Timing Role: Secure gateway processor handling protocol translation, firewalling, and cryptographic verification of update packages. Use Value: OTP-based secure boot and memDMA encryption prevent malicious firmware injection; USB 2.0 HS OTG enables high-speed local update via service tool. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar embedded processor applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| ADSP-BF706WCCPZ411 | 1 MB L2 SRAM (vs. 512 kB), adds 4-channel 12-bit ADC, same 184-ball CSP_BGA package and pinout. | Required when analog sensor acquisition (e.g., throttle position, pedal travel) must occur on-chip without external ADC. | Select ADBF702WCCPZ411 when L2 SRAM >512 kB is unnecessary and cost-sensitive BOM optimization is prioritized. |
| NXP S32K144HAT0MLHT | ARM Cortex-M4F core, 112 MHz max, 512 kB Flash + 128 kB RAM, CAN FD support, no L2 SRAM or crypto accelerator. | Targeted at lower-compute automotive body electronics where CAN FD bandwidth and Flash-based code storage outweigh DSP performance needs. | Choose ADBF702WCCPZ411 when fixed-point DSP throughput, secure boot, and external DDR2/LPDDR expansion are mandatory. |
Compared with ADSP-BF706WCCPZ411, ADBF702WCCPZ411 reduces L2 SRAM by 50% and omits integrated ADC - lowering unit cost while retaining identical CAN/USB/peripheral timing and security features. Against NXP S32K144HAT0MLHT, ADBF702WCCPZ411 delivers 3.6× higher MAC throughput and hardware-accelerated cryptography but requires external Flash and lacks CAN FD.
Availability
ADBF702WCCPZ411 is available at Aetrix Electronics and suitable for automotive engine control, ADAS sensor fusion, electric power steering, and infotainment gateway applications requiring stable component supply across extended product lifecycles.
Supply support for ADBF702WCCPZ411 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-BF70x product line was designed specifically for cost-sensitive, high-reliability automotive and industrial embedded applications demanding real-time DSP performance, functional safety features, and integrated security - with ADBF702WCCPZ411 targeting mid-tier ECU implementations.
FAQ
What is the maximum operating temperature range for ADBF702WCCPZ411?
ADBF702WCCPZ411 is AEC-Q100 qualified for Grade 2 operation, supporting continuous operation from −40°C to +105°C ambient temperature. This rating applies to the full 400 MHz performance envelope and includes validation of L1 SRAM parity protection, L2 SRAM ECC correction, and CAN timing margins across the range.
Does ADBF702WCCPZ411 support secure boot from external flash memory?
Yes, ADBF702WCCPZ411 supports secure boot from external SPI flash via its Quad SPI interface. The boot ROM verifies digital signatures using keys stored in 1 kB OTP memory, and memDMA encryption can be applied to runtime code loaded from external memory - ensuring end-to-end firmware integrity for ADBF702WCCPZ411 deployments.
What memory interfaces does ADBF702WCCPZ411 provide for external storage expansion?
ADBF702WCCPZ411 provides two dedicated external memory interfaces: a Static Memory Controller (SMC) supporting NOR/NAND flash and SRAM up to 8 KB per block, and an L3 Dynamic Memory Controller (DMC) supporting DDR2 and LPDDR SDRAM with 16-bit bus width and up to 200 MHz clock - both accessible without CPU intervention via DMA.
Is ADBF702WCCPZ411 pin-compatible with other ADSP-BF70x family members in the same package?
Yes, ADBF702WCCPZ411 shares identical 184-ball CSP_BGA mechanical footprint and signal ball assignments with ADSP-BF704WCCPZ411, ADSP-BF706WCCPZ411, and ADSP-BF707WCCPZ411. Pin functions, power domains, and reset behavior are fully compatible - enabling drop-in replacement within the BF70x 184-ball variant group.
How many CAN controllers are integrated into ADBF702WCCPZ411 and what protocol versions do they support?
ADBF702WCCPZ411 integrates two independent CAN 2.0B controllers compliant with ISO 11898-1 and ISO 11898-2 standards. Each supports bit rates up to 1 Mbps, programmable sample points, 32 message objects with masking/filtering, and automatic retransmission - meeting requirements for automotive powertrain and chassis networks.
ADBF702WCCPZ411 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Analog Devices Inc.
- Series:
- -
- Package/Case:
- 88-VFQFN Exposed Pad, CSP
- Packaging:
- Tray
- Product Status:
- Active
- Type:
- Blackfin+
- Interface:
- CAN, DSPI, EBI/EMI, I2C, PPI, QSPI, SD/SDIO, SPI, SPORT, UART/USART, USB OTG
- Clock Rate:
- 400MHz
- Non-Volatile Memory:
- ROM (512kB)
- On-Chip RAM:
- 256kB
- Voltage - I/O:
- 1.8V, 3.3V
- Voltage - Core:
- 1.10V
- Operating Temperature:
- -40°C ~ 105°C (TA)
- Grade:
- Automotive
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
- 88-LFCSP-VQ (12x12)
ADBF702WCCPZ411 FAQ
1.How can I place an order for ADBF702WCCPZ411 through Aetrix?
Please submit a Request for Quotation (RFQ) for ADBF702WCCPZ411 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 ADBF702WCCPZ411 reliable?
The price and inventory of ADBF702WCCPZ411 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for ADBF702WCCPZ411 is usually 5 days.
3.What payment methods are accepted for ADBF702WCCPZ411?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for ADBF702WCCPZ411 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for ADBF702WCCPZ411?
ADBF702WCCPZ411 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your ADBF702WCCPZ411 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 ADBF702WCCPZ411?
For technical support, including ADBF702WCCPZ411 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your ADBF702WCCPZ411 requirements.
6.How does Aetrix verify that ADBF702WCCPZ411 is sourced from the original manufacturer or authorized distributors?
All ADBF702WCCPZ411 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 ADBF702WCCPZ411 meets industry standards.
7.What is the process for return or replacement of ADBF702WCCPZ411?
All ADBF702WCCPZ411 units undergo pre-shipment inspection (PSI). If there is an issue with ADBF702WCCPZ411, 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 ADBF702WCCPZ411 part is unused and in its original packaging.
Return procedure for ADBF702WCCPZ411:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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