STM32G474QET7中文資料意法半導(dǎo)體數(shù)據(jù)手冊(cè)PDF規(guī)格書

Features

? 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 170 MHz with 213 DMIPS, MPU, DSP instructions

? Operating conditions:

– VDD, VDDA voltage range: 1.71 V to 3.6 V

? Mathematical hardware accelerators

– CORDIC for trigonometric functions acceleration

– FMAC: Filter mathematical accelerator

? Memories

– 512 Kbytes of Flash memory with ECC support, two banks read-while-write, proprietary code readout protection (PCROP), securable memory area, 1 Kbyte OTP

– 96 Kbytes of SRAM, with hardware parity check implemented on the first 32 Kbytes

– Routine booster: 32 Kbytes of SRAM on instruction and data bus, with hardware parity check (CCM SRAM)

– External memory interface for static memories FSMC supporting SRAM, PSRAM, NOR and NAND memories

– Quad-SPI memory interface

? Reset and supply management

– Power-on/power-down reset (POR/PDR/BOR)

– Programmable voltage detector (PVD)

– Low-power modes: sleep, stop, standby and shutdown

– VBAT supply for RTC and backup registers

? Clock management

– 4 to 48 MHz crystal oscillator

– 32 kHz oscillator with calibration

– Internal 16 MHz RC with PLL option (± 1%)

– Internal 32 kHz RC oscillator (± 5%)

? Up to 107 fast I/Os

– All mappable on external interrupt vectors

– Several I/Os with 5 V tolerant capability

? Interconnect matrix

? 16-channel DMA controller

? 25 x 12-bit ADCs 0.25 μs, up to 42 channels. Resolution up to 16-bit with hardware oversampling, 0 to 3.6 V conversion range

? 7 x 12-bit DAC channels

– 3 x buffered external channels 1 MSPS

– 4 x unbuffered internal channels 15 MSPS

? 7 x ultra-fast rail-to-rail analog comparators

? 6 x operational amplifiers that can be used in PGA mode, all terminals accessible

? Internal voltage reference buffer (VREFBUF) supporting three output voltages (2.048 V, 2.5 V, 2.95 V)

? 17 timers:

– HRTIM (Hi-Resolution and complex waveform builder): 6 x16-bit counters, 184 ps resolution, 12 PWM

– 2 x 32-bit timer and 2 x 16-bit timers with up to four IC/OC/PWM or pulse counter and quadrature (incremental) encoder input

– 3 x 16-bit 8-channel advanced motor control timers, with up to 8 x PWM