STMicroelectronics STM32F400RBT6 Microcontroller, Microprocessor, FPGA Modules
LQFP-64(10x10) Microcontroller Units (MCUs/MPUs/SOCs)
Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
STM32F400RBT6
Series
Detailed Description
LQFP-64(10x10) Microcontroller Units (MCUs/MPUs/SOCs)
Package
64-LQFP
Key Features
Package / Case: 64-LQFP
Lifecycle Status
Active
RoHS State
RoHS Compliant
Datasheet
STM32F400RBT6 Datasheet
Quick Jump:
Technical Specifications
STMicroelectronics STM32F400RBT6 Microcontroller, Microprocessor, FPGA Modules technical specifications.
General
RAM Size
32K x 8
Package / Case
64-LQFP
Operating Temperature
-40°C ~ 85°C (TA)
Supply Voltage
1.8V ~ 3.6V
Peripherals
Brown-out Detect/Reset, DMA, I²S, POR, PWM, TRNG, WDT
Speed
100MHz
Connectivity
I²C, SMBus, SPI, UART/USART
Core Processor
ARM® Cortex®-M4F
Number of IO
50
Program Memory Type
Flash
Alternate Parts Comparison (STM32F400RBT6 vs STM32F030K6T6 vs STM32F103RCT6 vs STM32F103C8T6)
Side-by-side technical parameter comparison of related primary models in this product family.
| This Part | Alternate Parts | Alternate Parts | Alternate Parts | |
|---|---|---|---|---|
| Package / Case | 64-LQFP | 32-LQFP | 64-LQFP | 48-LQFP |
| Operating Temperature | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) |
| Supply Voltage | 1.8V ~ 3.6V | 3.3 V | 3.3 V | 3.3 V |
| Core Processor | ARM® Cortex®-M4F | ARM® Cortex®-M0 | ARM® Cortex®-M3 | ARM® Cortex®-M3 |
| Core Size | 32-Bit | 32-Bit | 32-Bit Single-Core | 32-Bit Single-Core |
| RAM Size | 32K x 8 | 4 kB | 48 kB | 20 kB |
| Connectivity | I²C, SMBus, SPI, UART/USART | I2C, SPI, UART/USART | CANbus, I²C, IrDA, LINbus, SPI, UART/USART, USB | CANbus, I²C, IrDA, LINbus, SPI, UART/USART, USB |
| Data Converters | A/D 16x12b; D/A 1x12b | A/D 12x12b | A/D 16x12b; D/A 2x12b | A/D 10x12b |
| Number of I/O | 50 | 26 | 51 | 37 |
| Oscillator Type | External, Internal | Internal | Internal | Internal |
| Peripherals | Brown-out Detect/Reset, DMA, I²S, POR, PWM, TRNG, WDT | POR | POR | POR |
| Program Memory Size | 128KB (128K x 8) | 32KB (32K x 8) | 256KB (256K x 8) | 64KB (64K x 8) |
| Action |
Cross Reference
Manufacturer-stated alternates from official cross-reference tools. These are not a guaranteed pin-compatible drop-in. Qualify package, pinout, and electrical limits against the datasheet before a board change. See cross-reference vs drop-in compatible .
Suggested replacements
MK02FN128VLH10NXP SemiconductorsNXP
IC MCU 32BIT 128KB FLASH 64LQFP
MKV30F128VLH10NXP SemiconductorsNXP
IC MCU 32BIT 128KB FLASH 64LQFP
More Parts in Microcontrollers
Browse additional parts from the same category, grouped by series, package type, and manufacturer. These are catalog suggestions — not verified pin-compatible alternates.
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STM32F030F4P6TRSTMicroelectronicsMainstream ARM Cortex-M0 Value line MCU with 16 Kbytes Flash, 48 MHz CPU
STM32F030C8T6STMicroelectronicsMCU 32-Bit STM32F030 ARM Cortex-M0 RISC 64KB Flash 2.4V to 3.6V 48-Pin LQFP Tray
STM32F030K6T6STMicroelectronicsMCU 32-Bit STM32F ARM Cortex M0 RISC 32KB Flash 2.5V/3.3V 32-Pin LQFP Tray