STM32F446RET6 LQFP-64 ARM 32bit 180MHz Microcontrollers ic chip

■ Core: Arm® 32-bit Cortex®-M4 CPU with FPU, Adaptive real-time accelerator (ART Accelerator) allowing 0-wait state execution from Flash memory, frequency up to 180 MHz, MPU, 225 DMIPS/1.25 DMIPS/MHz (Dhrystone 2.1), and DSP instructions 

■ Memories

 – 512 Kbytes of Flash memory

 – 128 Kbytes of SRAM

 – Flexible external memory controller with up to 16-bit data bus: SRAM, PSRAM, SDRAM/LPSDR SDRAM, NOR/NAND Flash memories

 – Dual mode QuadSPI interface 

■  LCD parallel interface, 8080/6800 modes 

■ Clock, reset and supply management

 – 1.7 V to 3.6 V application supply and I/Os

 – POR, PDR, PVD and BOR

 – 4 to 26 MHz crystal oscillator

 – Internal 16 MHz factory-trimmed RC (1% accuracy)

 – 32 kHz oscillator for RTC with calibration

 – Internal 32 kHz RC with calibration

■ Low power

 – Sleep, Stop and Standby modes 

 – VBAT supply for RTC, 20×32 bit backup registers plus optional 4 KB backup SRAM 

■ 3× 12-bit, 2.4 MSPS ADC: up to 24 channels and 7.2 MSPS in triple interleaved mode 

■ 2× 12-bit D/A converters 

■ General-purpose DMA: 16-stream DMA controller with FIFOs and burst support 

■ Up to 17 timers: 2x watchdog, 1x SysTick timer and up to twelve 16-bit and two 32-bit timers up to 180 MHz, each with up to four IC/OC/PWM or pulse counter 

■ Debug mode

 – SWD and JTAG interfaces

 – Cortex®-M4 Trace Macrocell™

■ Up to 114 I/O ports with interrupt capability

 – Up to 111 fast I/Os up to 90 MHz

 – Up to 112 5 V-tolerant I/Os 

■ Up to 20 communication interfaces

 – SPDIF-Rx 

 – Up to 4× I2C interfaces (SMBus/PMBus)

 – Up to four USARTs and two UARTs (11.25 Mbit/s, ISO7816 interface, LIN, IrDA, modem control)

 – Up to four SPIs (45 Mbits/s), three with muxed I2S for audio class accuracy via internal audio PLL or external clock – 2x SAI (serial audio interface)

 – 2× CAN (2.0B Active)

 – SDIO interface

 – Consumer electronics control (CEC) I/F

■ Advanced connectivity

 – USB 2.0 full-speed device/host/OTG controller with on-chip PHY

 – USB 2.0 high-speed/full-speed device/host/OTG controller with dedicated DMA, on-chip full-speed PHY and ULPI

 – Dedicated USB power rail enabling on-chip PHYs operation throughout the entire MCU power supply range 

■ 8- to 14-bit parallel camera interface up to 54 Mbytes/s 

■ CRC calculation unit 

■ RTC: subsecond accuracy, hardware calendar

■ 96-bit unique ID