STM32G474RE中文資料意法半導(dǎo)體數(shù)據(jù)手冊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%)

? 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