STMicroelectronics STM32L431RCY6TR Microcontroller, Microprocessor, FPGA Modules
ARM® Cortex®-M4 STM32L4 Microcontroller IC 32-Bit 80MHz 256KB (256K x 8) FLASH 64-WLCSP (3.14x3.13)
Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
STM32L431RCY6TR
Detailed Description
IC MCU 32BIT 256KB FLASH 64WLCSP
Package
64-UFBGA, WLCSP
Key Features
Package / Case: 64-UFBGA, WLCSP; Mounting Type: Surface Mount
Lifecycle Status
Active
RoHS State
RoHS Compliant
Datasheet
STM32L431RCY6TR Datasheet
Quick Jump:
Technical Specifications
STMicroelectronics STM32L431RCY6TR Microcontroller, Microprocessor, FPGA Modules technical specifications.
General
Series
STM32L4
RAM Size
64K x 8
Package / Case
64-UFBGA
Mounting Type
Surface Mount
Operating Temperature
-40°C ~ 85°C (TA)
Supply Voltage
1.71V ~ 3.6V
Lifecycle Status
Active
Peripherals
Brown-out Detect/Reset, DMA, PWM, WDT
Number of I/O
52
Speed
80MHz
Alternate Parts Comparison (STM32L431RCY6TR vs STM32G491REY6TR vs STM32L151RCY6TR vs STM32F103RCY6CTR)
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-UFBGA | 64-UFBGA | 64-UFBGA | 64-UFBGA |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Operating Temperature | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) |
| Supply Voltage | 1.71V ~ 3.6V | 1.71V ~ 3.6V | 1.65V ~ 3.6V | 2V ~ 3.6V |
| Core Processor | ARM® Cortex®-M4 | ARM® Cortex®-M4 | ARM® Cortex®-M3 | ARM® Cortex®-M3 |
| Core Size | 32-Bit Single-Core | 32-Bit | 32-Bit Single-Core | 32-Bit Single-Core |
| RAM Size | 64K x 8 | 112K x 8 | 32K x 8 | 48K x 8 |
| Lifecycle Status | Active | Active | Active | Active |
| Connectivity | CANbus, I²C, IrDA, LINbus, MMC/SD, QSPI, SAI, SPI, SWPMI, UART/USART | CANbus, I²C, IrDA, LINbus, QSPI, SAI, SPI, UART/USART, USB | I²C, IrDA, LINbus, SPI, UART/USART, USB | CANbus, I²C, IrDA, LINbus, SPI, UART/USART, USB |
| Data Converters | A/D 16x12b; D/A 2x12b | A/D 24x12b SAR; D/A 4x12b | A/D 21x12b; D/A 2x12b | A/D 16x12b; D/A 2x12b |
| Number of I/O | 52 | 52 | 51 | 51 |
| Oscillator Type | Internal | Internal | Internal | Internal |
| 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
MK22FN256VMP12NXP SemiconductorsNXP
IC MCU 32BIT 256KB FLSH 64MAPBGA
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