描述
| Category | Sub-Category | Specifications |
|---|---|---|
| Processor Core | Cortex-M33 | – Up to 300MHz operation – Arm TrustZone® security – 8-region MPU – Dual coprocessors: • PowerQuad DSP accelerator (fixed/floating-point) • CASPER Crypto coprocessor (asymmetric encryption) |
| HiFi 4 DSP | – Cadence® Tensilica™ HiFi 4 DSP @ 600MHz | |
| Software Ecosystem | MCUXpresso | – IDE options – Configuration tools for: • Pins/clocks/peripherals • Security/memory – Secure programming tools – Zephyr RTOS support |
| On-Chip Memory | System RAM | – 4.5MB shared SRAM (CPU/DMA accessible) – 128KB tightly-coupled memory (DSP专用) – 96KB I&D cache for DSP |
| Digital Peripherals | DMA | – 2x DMA engines (32 channels each) |
| Storage Interfaces | – Octal/Quad SPI Flash – 2x SD/eMMC slots (1x eMMC 5.0 with HS400/DDR) |
|
| USB | – USB 2.0 HS Host/Device with PHY | |
| Serial Interfaces | – 8x FlexComm (configurable as SPI/I2C/I2S/UART) – 1x High-speed SPI @50MHz – 1x I3C interface |
|
| Audio | – Digital mic interface (8 channels) |
| Category | Sub-Category | Specifications |
|---|---|---|
| Security Isolation | TrustZone | – Armv8-M TrustZone® protected execution environment – Hardware-enforced symmetric key isolation |
| Secure Boot | – Immutable root-of-trust in boot ROM – Secure authentication |
|
| Secure Storage | Key Management | – Physically Unclonable Function (PUF) based key storage – On-the-Fly AES Decryption (OTFAD) for external Flash |
| Secure Debug | – Certificate-based debug authentication | |
| Secure Updates | – Firmware updates with: • RSA-verified authenticity • AES-CTR encryption |
|
| Crypto Accelerators | Symmetric | – AES-256 encryption |
| Asymmetric | – Public key acceleration | |
| Random Generation | – True Random Number Generator (TRNG) with 256-bit entropy | |
| Hashing | – SHA-1/SHA-256 engines | |
| Device Identity | – 128-bit UUID – 256-bit Composite Device Identifier (CDI) |
|
| Certification | – EdgeLock Assurance program compliant |
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