Main features

－  BLE5.0

•  2.4 GHz RF transmission and reception, supports BLE5.0

•  High receiver sensitivity (–94dBm@BLE)

•  Programmable transmitter power, up to +3dBm

•  Built-in Balun/match network

•  Receive power consumption: 3.5mA@3.0V (DCDC)

•  Transmission power consumption: 3.6mA@3.0V/0 dBm (DCDC)

－  Dual-core CPU

•  Adopting a dual-core architecture, 32-bit Arm® Cortex®-M4F + Arm® Cortex®-M0, single-cycle hardware multiplication and division instructions, supporting DSP instructions and MPUs

•  The maximum main frequency is 144MHz, 180DMIPS, built-in 8KB instruction cache, supports Flash acceleration unit to execute program 0 waiting

－  2 high-speed DMA controllers, support 16 channels

－  Large capacity encrypted memory

•  Up to 512KBytes eFlash, supports encrypted storage, partition management and data protection, supports ECC verification, 100,000 erases, and 10 years of data maintenance

•  144Kbytes SRAM, supports hardware parity

－  Multiple power consumption modes

•  Standby mode: <4μA, 100μS quick wake-up

•  Stop2 mode: <6μA, 40μS quick wake-up

•  Stop0 mode: <150μA, 20μS quick wake-up

•  Active Run mode: 90μA/MHz @3.3V

－  Supports internal RC or external crystal clock inputs, and supports configurable clock output functions

－  High reliability reset

•  Supports power-on/power-down/undervoltage/external pin reset

•  Supports dual watchdog reset

－  Supports up to 65 GPIOs

－  Rich digital communication interfaces

•  Up to 7 serial ports: 3 USART interfaces (support 1xISO7816, 1xIrDA, LIN), 4 UART interfaces

•  4 I2C interfaces

•  3 SPI interfaces

•  1 x USB2.0 Full Speed Device Interface

•  2 CAN 2.0A/B bus interfaces

•  1 SDIO interface

•  1 DVP (Digital Video Port)

－  High-performance analog interface

•  2 12bit 5Msps ADCs, supporting up to 16 external channels

•  2 12bit 1Msps DACs

•  Supports external input independent voltage reference source

－  Built-in calibrated RTC real-time clock, supports leap year perpetual calendar, alarm clock events, periodic wake-up

－  High-precision timing counter

•  2 16bit advanced timing counters, 6 pairs of complementary PWM outputs

•  4 16bit general timing counters, supporting 16-channel PWM outputs

•  2 16bit basic timing counters

•  2 independent watchdog counters

－  Hardware-level security features

•  Password algorithm hardware acceleration engine

•  Supports AES, DES, SHA, SM1, SM3, SM4, SM7, MD5 algorithms

•  Flash storage encryption, multi-user partition management (MMU)

•  TRNG True Random Number Generator

•  CRC16/32 operation

•  Support write protection (WRP), multiple read protection (RDP) levels (L0/L1/L2)

•  Supports secure startup, program encryption download, and secure updates

•  Support clock failure monitoring and anti-tamping monitoring

－  96-bit UID and 128-bit UCID

－  Working conditions

•  1.8V ～ 3.6V/-40 ℃～ 85 ℃

•  ESD: ±4kV (HBM model)

Typical Applications

The main applications of N32WB452 include BMS BMS, Bluetooth VCU for electric vehicle, logistics tracker, handheld gimbal, smart door lock and other Bluetooth applications.