STMicroelectronics STM32F401CBY6TR
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $94,999.99 | $94,999.99 |
| 15+ | $91,999.99 | $1,379,999.85 |
| 25+ | $89,999.99 | $2,249,999.75 |
| 50+ | $84,999.99 | $4,249,999.50 |
| 100+ | $74,999.99 | $7,499,999.00 |
| N+ | $15,000.00 | Price Inquiry |
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| Product attributes | Property Value |
| Manufacturer | STMicroelectronics |
| Product Series | STM32F4 |
| Packaging | | Tape & Reel (TR) |
| Core Processor | ARM® Cortex®-M4 |
| Core Size | 32-Bit Single-Core |
| Speed | 84MHz |
| Connectivity | I2C, IrDA, LINbus, SDIO, SPI, UART/USART, USB OTG |
| Peripherals | Brown-out Detect/Reset, DMA, I2S, POR, PWM, WDT |
| Number of I/O | 36 |
| Program Memory Size | 128KB (128K x 8) |
| Program Memory Type | FLASH |
| EEPROM Size | - |
| RAM Size | 64K x 8 |
| Voltage - Supply (Vcc/Vdd) | 1.7V ~ 3.6V |
| Data Converters | A/D 10x12b |
| Oscillator Type | Internal |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Grade | - |
| Qualification | - |
| Mounting Type | Surface Mount |
| Supplier Device Package | 49-WLCSP |
| Package / Case | 49-UFBGA, WLCSP |
| ROHS |
The STM32F401CBY6TR is a 32-bit ARM Cortex-M4 microcontroller from STMicroelectronics, operating at up to 84MHz. It features 128KB of Flash and 64KB of SRAM, providing a balanced mix of performance and memory. This device includes I2S, DMA, and multiple power-saving modes. Its 49-pin UFBGA/WLCSP package is designed for compact, battery-powered applications.
- ARM Cortex-M4 Core: High performance with DSP instructions for signal processing.
- 84MHz Operation: Fast execution for responsive user interfaces and control loops.
- 64KB SRAM: Generous RAM for buffering and complex data structures.
- I2S Interface: Direct connection to audio codecs for high-fidelity sound.
- Ultra-Compact WLCSP: Smallest footprint for miniaturized wearable devices.
Wearable Fitness Trackers
The 84MHz Cortex-M4 and 64KB SRAM handle sensor fusion algorithms for step counting and heart rate monitoring.
Portable Audio Players
The I2S interface and DMA enable high-quality audio streaming to external DACs.
Smart Watches
Low power consumption and compact WLCSP package fit the tight constraints of smartwatch designs.
IoT Sensor Nodes
With 128KB Flash, it can run lightweight IoT protocols (MQTT, CoAP) and connect to Wi-Fi/Bluetooth modules.
Drone Telemetry Systems
The high-speed ADC and UART interfaces allow real-time transmission of flight data.
Point-of-Sale Terminals
Multiple communication interfaces support secure card readers and display controllers.
- Q: What is the core of the STM32F401CBY6TR?
- A: It uses the ARM Cortex-M4 core.
- Q: What is the maximum clock speed?
- A: It operates at up to 84MHz.
- Q: How much Flash and RAM does it have?
- A: It has 128KB Flash and 64KB SRAM.
- Q: What is the package type?
- A: It comes in a 49-pin UFBGA/WLCSP package.
- Q: Does it have an I2S interface?
- A: Yes, it includes I2S for audio applications.
- Q: What is the core of the STM32F401CBY6TR?
- A: It uses the ARM Cortex-M4 core.
- Q: What is the maximum clock speed?
- A: It operates at up to 84MHz.
- Q: How much Flash and RAM does it have?
- A: It has 128KB Flash and 64KB SRAM.
- Q: What is the package type?
- A: It comes in a 49-pin UFBGA/WLCSP package.
- Q: Does it have an I2S interface?
- A: Yes, it includes I2S for audio applications.

STM32F401CBY6TR.pdf