STM32F401RDT6
STMicroelectronicsSwitzerland

STM32F401RDT6

ActiveMicrocontrollersLQFP64

IC MCU 32BIT 384KB FLASH 64LQFP

STM32F401RDT6 is a 32-bit microcontroller based on the Arm Cortex-M4 core, with a frequency of 84 MHz, 384 KB Flash, and 96 KB SRAM. It is packaged in LQFP64, operates from -40 to +105 °C, and supports a 1.7 V to 3.6 V supply.Checked against the datasheet

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Technical parameters

Key specs

CoreCORTEX-M4
Core size32 bit
Speed84 MHzMax
Flash384 kB
RAM96 kB
I/O count81
Supply voltage1.7 ~ 3.6 V

Datasheet-verified parameters

25 items
ParameterValue and test conditionsSource
CoreArm 32-bit Cortex-M4 CPU with FPU, adaptive real-time accelerator (ART Accelerator), memory protection unit, 105 DMIPS/1.25 DMIPS/MHz (Dhrystone 2.1), and DSP instructions
Bits32-bit
Speedup to 84 MHz
Flash384 Kbytes
RAM96 Kbytes
IO countUp to 81 I/O ports with interrupt capability
Supply voltage1.7 V to 3.6 V
PackageLQFP64 (10 × 10 mm)
Operating temperature-40 to +105 °C
GradeIndustrial
RoHSCompliant with European directive on Restrictions on Hazardous Substances (ROHS directive 2011/65/EU, July 2011)
Halogen freeAll packages are ECOPACK2 compliant
Absolute maximum supply voltageVDD-VSS: Min -0.3 V, Max 4.0 V
Maximum junction temperature125 °C
Storage temperature range-65 to +150 °C
Run mode currentTyp 23.2 mA, Max 26.6 mA at VDD=1.7 V, fHCLK=84 MHz, TA=25°C, all peripherals enabled
Stop mode current42 µA typical at 25 °C; 65 µA max at 25 °C (Flash in Stop mode)
Standby mode current2.4 µA at 25 °C / 1.7 V without RTC
ADC resolution12-bit
ADC sampling rate2.4 MSPS
Timer countUp to 11 timers: up to six 16-bit, two 32-bit timers up to 84 MHz
Communication interfacesUp to 12 communication interfaces: Up to 3 x I2C, Up to 3 USARTs, Up to 4 SPIs, SDIO, USB 2.0 full-speed
Debug interfaceSerial wire debug (SWD) & JTAG interfaces
Watchdog timersTwo watchdog timers (independent and window)
OTP memory512 bytes
All parameters (23)ExpandCollapse
Power
Voltage - Supply (Vcc/Vdd)1.7V ~ 3.6V
Environment and package
Core Size32-Bit Single-Core
EEPROM Size-
Mounting TypeSurface Mount
Operating Temperature-40°C ~ 85°C (TA)
PackageTray
Package / Case64-LQFP
Program Memory Size384KB (384K x 8)
RAM Size96K x 8
Supplier Device Package64-LQFP (10x10)
Other
Base Product NumberSTM32F401
ConnectivityI²C, IrDA, LINbus, SDIO, SPI, UART/USART, USB OTG
Core ProcessorARM® Cortex®-M4
Data ConvertersA/D 16x12b
DigiKey ProgrammableNot Verified
MfrSTMicroelectronics
Number of I/O50
Oscillator TypeInternal
PeripheralsBrown-out Detect/Reset, DMA, I²S, POR, PWM, WDT
Product StatusActive
Program Memory TypeFLASH
SeriesSTM32F4
Speed84MHz

Pinout and package

Figure 12. STM32F401xD/xE LQFP…
Figure 12. STM32F401xD/xE LQFP…
Package: LQFP64 (10 × 10 mm)

Documents

DatasheetDatasheet · 2.0 MB · 2026-11-02User ManualUser Manual · 2.6 MB · 2026-09-21
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