N32A455xxL8 series based on 32-bit ARM Cortex-M4F kernel, run up to 72MHz, support floating-point unit and DSP instructions, integrates up to 512KB embedded flash, 144KB SRAM, integrates rich high-performance analog devices, built-in 4x 12bit 4.2Msps ADCs, 4x independent rail-to-rail operational amplifiers, 7x high-speed comparators, 2x 1Msps 12bit DACs, integrates multi-channel U(S)ART, I2C, SPI, QSPI, CAN, SDIO communication interfaces, built-in cryptographic algorithm hardware acceleration engine.

The N32S032 chip utilizes an Arm® Cortex® -M0 secure processor core and AMBA multi-bus architecture. It is a high-performance, multipurpose 32-bit secure chip developed by NSING Technologies for mobile internet identity authentication and IoT security encryption applications, such as electronic banking, e-commerce, and e-government.The chip features a built-in hardware algorithm coprocessor that provides excellent performance for security algorithms such as DES/3DES, AES, SHA, RSA, ECC, as well as national commercial cryptographic algorithms SM1/SM2/SM3/SM4. Additionally, it integrates a 12-bit 1 Msps high-precision SAR ADC, a 10-bit DAC, comparators, an RTC real-time clock, high-performance PWM, USB 2.0 (FS), multiple SPI, UART, I2C, and ISO7816 interfaces. These features enable the chip to easily implement secure authentication solutions for the IoT and mobile internet. The chip has passed EAL5+ security certification.