STM32F401RDT7 STMicroelectronics Integrated Circuit (Quad Flat Packages) In Stock
The STMicroelectronics STM32F401RDT7 is a 32-bit ARM Cortex-M4 microcontroller with FPU running up to 84 MHz, featuring 384 KB flash and 96 KB SRAM in a 64-pin LQFP package. It integrates USB OTG, SPI, I2C, and USART peripherals with low-power modes ideal for portable and IoT embedded designs. Available in stock worldwide with fast shipping.
- Manufacturer
- STMicroelectronics
- Package
- Quad Flat Packages
- Pin Count
- 64
- Lifecycle
- ACTIVE
- Datasheet
- STM32F401RDT7 Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $3.8584(MOQ 100)
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- ARM Cortex-M4 core with FPU running up to 84 MHz for efficient floating-point compute in embedded applications
- 384 KB flash and 96 KB SRAM providing ample code and data storage for mid-complexity firmware
- USB OTG full-speed interface enabling direct USB device connectivity without external USB controller
- Multiple low-power modes (Sleep, Stop, Standby) down to microamp-level quiescent current for battery-powered designs
- 64-pin LQFP package with up to 51 GPIO lines and rich peripheral mix including SPI, I2C, USART, and ADC
Applications
The STM32F401RDT7 targets IoT sensor nodes, wearable devices, and portable instruments requiring efficient 32-bit Cortex-M4 processing at up to 84 MHz with minimal power consumption. Its USB OTG and multi-protocol serial interfaces make it well-suited for USB data loggers, handheld test equipment, and wireless gateway boards where connectivity and floating-point computation must coexist with battery life constraints. It is also used in motor control, audio processing, and industrial HMI applications leveraging the DSP instruction set extensions of the Cortex-M4 FPU.
Specifications
| Factory Lead Time | 15Weeks |
| YTEOL | 9 |
| uPs/uCs/Peripheral ICs Type | MICROCONTROLLER, RISC |
| Package | Quad Flat Packages |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| ECCN | 3A991.A.2 |
| HTS Code | 8542.31.00.30 |
| Country of Origin | Mainland China, Philippines, Taiwan |
Alternate & Equivalent Parts
Compatible alternatives and drop-in replacements for STM32F401RDT7:
Frequently Asked Questions
What is the CPU speed and memory configuration of the STM32F401RDT7?
The STM32F401RDT7 runs an ARM Cortex-M4 core with FPU at up to 84 MHz and includes 384 KB of internal flash memory and 96 KB of SRAM. The 84 MHz clock and hardware FPU allow efficient execution of floating-point-intensive algorithms such as PID loops, FFT computations, and digital filter banks without the overhead of software floating-point emulation, making this MCU suitable for audio DSP and sensor fusion firmware.
Which communication interfaces does the STM32F401RDT7 support for connecting sensors and peripherals?
The STM32F401RDT7 supports USB OTG full-speed, up to 3 SPI interfaces (up to 42 Mbit/s), up to 3 I2C interfaces, and up to 3 USART/UART ports, plus an SDIO interface for SD card connectivity. This peripheral set allows the 64-pin device to simultaneously connect to IMU sensors via SPI at high data rates, communicate over UART with a Bluetooth module, and log data to an SD card at up to 25 MHz, covering most embedded IoT application connectivity needs within a single chip.
How does the STM32F401RDT7 compare to the STM32F411RET6 in terms of performance and memory for cost-sensitive designs?
The STM32F401RDT7 runs at 84 MHz with 384 KB flash and 96 KB SRAM, while the STM32F411RET6 offers 100 MHz with 512 KB flash and 128 KB SRAM. For cost-sensitive designs where 84 MHz and 384 KB flash are sufficient, the STM32F401RDT7 is typically the lower-cost option in the same 64-pin LQFP footprint, making it preferable when the extra 100 MHz headroom and 128 KB flash of the F411 are not required by the firmware. Both share pin compatibility in the LQFP-64 package, so a PCB can support either device with no layout changes.
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About STMicroelectronics
STMicroelectronics is a global semiconductor leader serving customers across the spectrum of electronics applications. ST's products are found in a wide range of applications including automotive, industrial, personal electronics, and communications.
| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 100+ | $5.1200 | $512.00 |
| 250+ | $4.8900 | $1222.50 |
| 500+ | $4.4600 | $2230.00 |
| 960+ | $4.1982 | $4030.27 |
| 3840+ | $3.8784 | $14892.86 |
| 7680+ | $3.8584 | $29632.20 |
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