Analog Devices Inc. ADBF704WCCPZ411

Overview

ADBF704WCCPZ411 from Analog Devices is a Blackfin+ embedded processor with 400 MHz core performance, dual 16-bit or single 32-bit MAC per cycle, 136 kB L1 SRAM (64 kB instruction + 64 kB data + 8 kB scratchpad), 512 kB ECC-protected L2 SRAM, and AEC-Q100 qualification for automotive control systems.

For engineers reviewing the ADBF704WCCPZ411 datasheet, ADBF704WCCPZ411 pinout, ADBF704WCCPZ411 application, or ADBF704WCCPZ411 equivalent, key selection criteria include its 184-ball CSP_BGA package, dual CAN 2.0B interfaces, USB 2.0 HS OTG support, 2× UART, and hardware crypto acceleration for secure boot and runtime encryption.

Technical Context

The ADBF704WCCPZ411 implements a Blackfin+ core with two 16-bit multipliers, one 32-bit multiplier, dual 40-bit accumulators, and four video ALUs-enabling simultaneous 16-bit MAC operations or single-cycle 32-bit MAC. Its modified Harvard architecture supports concurrent 32-bit instruction fetch and dual 32-bit data accesses at full 400 MHz speed.

Memory subsystem includes parity-protected 136 kB L1 SRAM, ECC-protected 512 kB L2 SRAM, 512 kB L2 ROM, and a 16-bit L3 interface supporting DDR2/LPDDR up to 200 MHz-exclusively available in the 184-ball CSP_BGA variant. Peripheral integration includes dual CAN controllers, USB 2.0 HS OTG, 2× SPORT, PPI, and crypto hardware accelerators for AES/SHA/MD5.

Key Specifications

Pinout & Package

ADBF704WCCPZ411 uses a 184-ball CSP_BGA package (12 mm × 12 mm, 0.8 mm pitch), RoHS compliant, with ball assignments defined in Analog Devices' ADSP-BF70x documentation (Rev. D, Pages 105–107). This package supports DDR2/LPDDR via the L3 interface and provides full peripheral I/O access including dual CAN, USB HS, and high-speed parallel interfaces.

Key Features

Applications

Equivalent & Alternatives

The following parts are listed as comparable options for similar embedded processor applications.

Compared with ADBF704WCCPZ411, ADSP-BF706WCCPZ411 offers double L2 SRAM capacity in identical packaging, while NXP i.MX RT1064CVL5B delivers higher M7 CPU performance and Ethernet but requires PCB redesign and lacks integrated CAN FD and dedicated signal processing accelerators.

Availability

ADBF704WCCPZ411 is available at Aetrix Electronics and suitable for automotive infotainment, ADAS sensor fusion, industrial motor control gateways, and portable medical imaging requiring stable component supply, long lifecycle support, and AEC-Q100 compliance.

Supply support for ADBF704WCCPZ411 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.

The ADSP-BF70x product line delivers cost-optimized, low-power Blackfin+ processors for real-time embedded applications in automotive, industrial, and medical markets-designed to unify DSP efficiency with MCU programmability and hardware security.

FAQ

What is the maximum operating temperature range certified for ADBF704WCCPZ411?

ADBF704WCCPZ411 is AEC-Q100 qualified for Grade 3 operation, with a certified junction temperature range of −40°C to +105°C. This rating is validated across the full 184-ball CSP_BGA package and applies to all core, memory, and peripheral functions-including CAN, USB, and crypto engines-under continuous 400 MHz operation with appropriate thermal design.

Does ADBF704WCCPZ411 support CAN FD or only classical CAN 2.0B?

ADBF704WCCPZ411 supports CAN 2.0B only, with two fully independent CAN controllers compliant with ISO 11898-1. It does not implement CAN FD protocol features such as flexible data-rate or extended data length. The CAN peripherals operate up to 1 Mbps and integrate message RAM, acceptance filtering, and loopback self-test modes-all accessible via memory-mapped registers in the ADBF704WCCPZ411 address space.

What memory configurations are factory-programmed in ADBF704WCCPZ411's L2 domain?

ADBF704WCCPZ411 integrates 512 kB of ECC-protected L2 SRAM and 512 kB of L2 ROM. The ROM contains immutable boot code, cryptographic primitives, and security libraries. The L2 SRAM is user-configurable at runtime and supports bank-level access control. No factory-programmed application code resides in L2; all user firmware must be loaded via secure boot from external flash or DDR memory.

Is the USB 2.0 interface on ADBF704WCCPZ411 a full-speed or high-speed implementation?

ADBF704WCCPZ411 features a full USB 2.0 High-Speed (HS) OTG interface with integrated PHY, supporting 480 Mbps operation in both host and device modes. The interface includes dedicated DMA channels, endpoint FIFOs, and OTG session request protocol (SRP) and host negotiation protocol (HNP) support-enabling direct connection to USB peripherals or PCs without external transceivers.

How is secure boot implemented in ADBF704WCCPZ411, and what role does OTP memory play?

ADBF704WCCPZ411 implements secure boot by verifying RSA-2048 signatures of boot images using public keys stored in 1 kB OTP memory. During reset, the boot ROM executes immutable code that reads the signature, computes SHA-256 hash of the image, and validates it against the OTP-stored key. The OTP memory is one-time-programmable, write-protected after initial programming, and used exclusively for cryptographic key storage in ADBF704WCCPZ411.