The ZX9660 security chip is a multipurpose microcontroller (MCU) based on the Cortex-M4F central processing unit (CPU), characterized by low power consumption, high performance, versatility, and robust security. It features built-in hardware acceleration engines for QR code and facial recognition, making it widely applicable in scenarios such as QR code scanning, fingerprint identification, facial recognition, smart home systems, and secure video surveillance. The typical operating frequency is 400MHz.

·CPU Features

32-bit high-performance core Cortex-M4F

Operating frequency of 500MHz

Supports single-precision floating-point unit (FPU)

Supports DSP instructions

External bus supports 8bit/16bit/32bit access

Memory Protection Unit (MPU)

Supports hardware security access control for peripheral component access regulation

64KB Cache

Nested Vector Interrupt Controller (NVIC): low-latency, low-jitter interrupt response

Low power consumption with high performance

·On-Chip Storage Resources

128K bytes of SRAM + 64K bytes of TCM (Tightly Coupled Memory) SRAM

64K bytes of ROM

256K bytes of EFLASH, with 512 bytes per page, minimum erase cycle of 100,000 times

Can be expanded up to 64M bytes of SDRAM and 16M bytes of SPIFLASH

·Product Qualifications

Certified as a Commercial Cryptographic Security Chip Level 2

Compliant with Terminal Security Chip Evaluation (in accordance with PCI 6.0)

·Typical Applications

Facial recognition, financial payments, shipping label printers

·Package Type

BGA169 (9x9x1.27mm)