STM32L432KCU6 STMicroelectronics Integrated Circuit (Quad Flat No-Lead) In Stock
STMicroelectronics STM32L432KCU6 is an ultra-low-power 32-bit Arm Cortex-M4 microcontroller with FPU, delivering up to 100 DMIPS at a 48 MHz clock, 256 KB of Flash, and 64 KB of SRAM, with integrated ADC, DAC, DMA, and USB full-speed support in a compact UFQFPN-32 package. Available from stock worldwide with fast shipping.
- Manufacturer
- STMicroelectronics
- Package
- Quad Flat No-Lead
- Pin Count
- 33
- Lifecycle
- ACTIVE
- Datasheet
- STM32L432KCU6 Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $2.2300(MOQ 1)
- Temp Range
- -40.0°C to 85.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
What are the key features of STM32L432KCU6?
- 32-bit Arm Cortex-M4 core with FPU at up to 48 MHz
- Up to 100 DMIPS processing performance
- Up to 256 KB Flash and 64 KB SRAM
- Integrated USB full-speed interface
- Integrated ADC and DAC for analog and audio signal paths
- Multiple DMA channels for offloaded data transfers
- Compact UFQFPN-32 (5x5 mm) package
What is STM32L432KCU6 used for?
This ultra-low-power microcontroller is well suited for battery-powered wearables, portable audio devices, and USB-connected peripherals where its 48 MHz Cortex-M4 core and integrated DAC support efficient analog and audio processing. Its 256 KB Flash and 64 KB SRAM capacity also make it a good fit for IoT sensor nodes and data-logging applications needing compact code and buffer storage in a small UFQFPN-32 footprint.
What are the specifications of STM32L432KCU6?
| Manufacturer Package Code | UFQFPN 32 5x5x0.55 |
| Date Of Intro | 2018-05-25 |
| YTEOL | 9 |
| Has ADC | YES |
| Bit Size | 32 |
| Boundary Scan | YES |
| CPU Family | CORTEX-M4 |
| Clock Frequency-Max | 48MHz |
| DAC Channels | YES |
| DMA Channels | YES |
| Format | FLOATING-POINT |
| Integrated Cache | YES |
| JESD-30 Code | S-XQCC-N32 |
| JESD-609 Code | e3 |
| Low Power Mode | YES |
| Number of DMA Channels | 14 |
| Number of External Interrupts | 16 |
| Number of I/O Lines | 26 |
| Number of Serial I/Os | 3 |
| Number of Timers | 9 |
| On Chip Data RAM Width | 8 |
| On Chip Program ROM Width | 8 |
| PWM Channels | YES |
| Package Body Material | UNSPECIFIED |
| Package Equivalence Code | LCC32,.2SQ,20 |
| Package Shape | SQUARE |
| Package Style | CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE |
| Peak Reflow Temperature (Cel) | 260 |
| RAM (bytes) | 65536 |
| ROM (words) | 262144 |
| ROM Programmability | FLASH |
| Speed | 80MHz |
| Supply Current-Max | 9.8mA |
| Supply Voltage-Max | 3.6V |
| Supply Voltage-Min | 1.8V |
| Supply Voltage-Nom | 1.8V |
| Surface Mount | YES |
| Technology | CMOS |
| Terminal Finish | Matte Tin (Sn) - annealed |
| Terminal Form | NO LEAD |
| Terminal Pitch | 0.5mm |
| Terminal Position | QUAD |
| uPs/uCs/Peripheral ICs Type | MICROCONTROLLER, RISC |
| Package | Quad Flat No-Lead |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 3 |
| ECCN | 3A991.A.2 |
| HTS Code | 8542.31.00.25 |
| Country of Origin | Mainland China, Taiwan |
Where can I find the STM32L432KCU6 datasheet?
STM32L432KCU6 Datasheet DownloadOfficial datasheet from STMicroelectronics
What are equivalent replacements for STM32L432KCU6?
Compatible alternatives and drop-in replacements for STM32L432KCU6:
suggested
suggested
suggested
suggested
RISC Microcontroller, 32-Bit, FLASH, CORTEX-M4 CPU, 80MHz, CMOS, PQCC32
Frequently Asked Questions
What processing performance does the STM32L432KCU6 deliver at its maximum clock speed?
The STM32L432KCU6 runs its 32-bit Arm Cortex-M4 core with FPU at up to 48 MHz, delivering up to 100 DMIPS of processing throughput while keeping power consumption low enough for battery-powered embedded designs.
How much memory and I/O does the STM32L432KCU6 pack into its UFQFPN package?
Housed in a compact UFQFPN-32 package, the STM32L432KCU6 integrates up to 256 KB of Flash and 64 KB of SRAM alongside USB full-speed connectivity, letting designers fit substantial code and buffer storage into a small board footprint.
Which embedded applications benefit most from the STM32L432KCU6's analog and audio features?
With integrated ADC and DAC channels running alongside a 48 MHz Cortex-M4 core, the STM32L432KCU6 is well suited for portable audio playback, sensor signal conditioning, and battery-powered IoT devices that need onboard analog-to-digital and digital-to-analog conversion.
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Why Buy from FindMyChip
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 |
|---|---|---|
| 1+ | $4.7900 | $4.79 |
| 4+ | $2.3417 | $9.37 |
| 8+ | $2.3079 | $18.46 |
| 16+ | $2.2741 | $36.39 |
| 250+ | $2.2300 | $557.50 |
In Stock · 24h Response · Worldwide Shipping
Response within 24 hours · Worldwide shipping
“Their engineering team helped us find a pin-compatible alternative when our original MCU went EOL.”
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