
For Reference Only
Part Number | STM32L432KCU3 |
OEMstron Part # | STM32L432KCU3 |
Manufacturer | STMicroelectronics |
Category | Semiconductors › Embedded Processors & Controllers › Microcontrollers |
Description | IC MCU 32BIT 256KB FLASH 32QFPN |
Lifecycle | Active |
RoHS | No RoHS Information |
EDA/CAD Models | STM32L432KCU3 PCB Footprint and Symbol |
Warehouses | USA, Europe, China, Hong Kong SAR |
Estimated Delivery | Mar 17 - Mar 22 (Choose Expedited Shipping) |
Warranty | Up to 1 year [Limited-Warranty]* |
Payment | ![]() |
Shipping | ![]() |
STM32L432KCU3 Specifications
Part Number | STM32L432KCU3 | |
Brand | STMicroelectronics | |
Lifecycle | Active | |
RoHS | No RoHS Information | |
Product Line | Semiconductors | |
Category | Embedded Processors & Controllers | |
Subcategory | Microcontrollers | |
Manufacturer | STMicroelectronics | |
Series | STM32L4 | |
Core Processor | ARM® Cortex®-M4 | |
Core Size | 32-Bit | |
Speed | 80MHz | |
Connectivity | CANbus, I²C, IrDA, LINbus, QSPI, SAI, SPI, SWPMI, UART/USART, USB | |
Peripherals | Brown-out Detect/Reset, DMA, PWM, WDT | |
Number of I/O | 26 | |
Program Memory Size | 256KB (256K x 8) | |
Program Memory Type | FLASH | |
EEPROM Size | - | |
RAM Size | 64K x 8 | |
Voltage - Supply (Vcc/Vdd) | 1.71V ~ 3.6V | |
Data Converters | A/D 10x12b; D/A 2x12b | |
Oscillator Type | Internal | |
Operating Temperature | -40°C ~ 125°C (TA) | |
Mounting Type | Surface Mount | |
Package / Case | 32-UFQFN Exposed Pad | |
Supplier Device Package | 32-UFQFPN (5x5) |
STM32L432KCU3 Documents

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Global Supply Chains - Reliable and Authorized Distributor Resources
Part Number | Description | Stock |
STM32L432KCU3 D# V36:1790_17598782 STMicroelectronics |
MCU 32-bit ARM Cortex M4 RISC 256KB Flash 2.5V/3.3V 32-Pin UFQFPN EP Tray RoHS: Compliant
|
Americas - 0 |
Part Number | Description | Stock |
STM32L432KCU3 D# STM32L432KCU3 STMicroelectronics |
STMSTM32L432KCU3 - Bulk (Alt: STM32L432KCU3) |
Americas - 2940 |
Part Number | Description | Stock |
STM32L432KCU3 D# STM32L432KCU3 STMicroelectronics |
STMSTM32L432KCU3 (Alt: STM32L432KCU3) |
Europe - 0 |
Part Number | Description | Stock |
STM32L432KCU3 D# 497-18596-ND STMicroelectronics |
IC MCU 32BIT 256KB FLSH 32UFQFPN |
3037 In Stock |
Part Number | Description | Stock |
STM32L432KCU3 D# 2758804 STMicroelectronics |
MCU, ARM CORTEX-M4, 80MHZ, UFQFPN-32 RoHS: Compliant
Min Qty: 1
Container: Each
|
0 |
Part Number | Description | Stock |
STM32L432KCU3 STMICROELECTRONICS |
OEM/CM QUOTES ONLY | NO BROKERS |
1948 |
2STM32L432KCU3 STMicroelectronics |
OEM/CM QUOTES ONLY | NO BROKERS |
514 |
Part Number | Description | Stock |
STM32L432KCU3 D# 511-STM32L432KCU3 STMicroelectronics |
ARM Microcontrollers - MCU 16/32-BITS MICROS RoHS: Compliant
|
2368 |
Part Number | Description | Stock |
STM32L432KCU3 D# 20AC4429 STMicroelectronics |
8 BITS MICROCONTROLLERS RoHS: Not Compliant
Min Qty: 2940
Container: Bulk
|
0 |
Part Number | Description | Stock |
STM32L432KCU3 STMicroelectronics |
OEM/CM ONLY |
890 |
Part Number | Description | Stock |
STM32L432KCU3 D# 2758804 STMicroelectronics |
MCU, ARM CORTEX-M4, 80MHZ, UFQFPN-32 RoHS: Compliant
Min Qty: 1
Container: Each
|
0 |
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