STM32G474xB STM32G474xC
STM32G474xE
Arm® Cortex®-M4 32b MCU+FPU, up to 512 KB Flash, 170 MHz / 213 DMIPS,
128 KB SRAM, rich analog, math accelerator, 184ps 12ch Hi-res timer
Datasheet - production data
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%)
LQFP48 (7 x 7 mm)
LQFP64 (10 x 10 mm)
LQFP80 (12 x 12 mm)
LQFP100 (14 x 14 mm)
LQFP128 (14 x 14 mm)
UFQFPN48
(7 x 7 mm)
WLCSP81
(4.02 x 4.27 mm)
TFBGA100
(8 x 8 mm
Pitch 0.8)
– 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
May 2019
This is information on a product in full production.
DS12288 Rev 1
1/232
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