STM32L432KBU6Alternatives & Equivalent Parts
About STM32L432KBU6
STM32L432KBU6 is a Integrated Circuit component manufactured by STMicroelectronics. It comes in a Quad Flat No-Lead package. Below you'll find known alternative and equivalent parts that can serve as replacements in your design.
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Specification Comparison
| Parameter | STM32L432KBU6Source | STM32L432KCU3 | 5019400307 | PIC16F15323T-I/SL | STM32L412KBU6 | STM32L432KCU6 | STM32L431KBU6 | STM32L422KBU6 | STM32L431KCU6 | STM32L442KCU6 | STM32L431KBU3 | STM32L412KBU3 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Manufacturer | STMicroelectronics | STMicroelectronics | Molex | Microchip | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics |
| Package Type | Quad Flat No-Lead | Quad Flat No-Lead | Other | Small Outline Packages | Quad Flat No-Lead | Quad Flat No-Lead | Quad Flat No-Lead | Quad Flat No-Lead | Quad Flat No-Lead | Quad Flat No-Lead | Quad Flat No-Lead | Quad Flat No-Lead |
| Pin Count | 33 | 33 | 3 | 14 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 |
| Temperature Range | -40.0°C ~ 85.0°C | — | -40.0°C ~ 105.0°C | -40.0°C ~ 85.0°C | -40.0°C ~ 85.0°C | -40.0°C ~ 85.0°C | -40.0°C ~ 85.0°C | -40.0°C ~ 85.0°C | — | -40.0°C ~ 85.0°C | -40.0°C ~ 125.0°C | -40.0°C ~ 125.0°C |
| Price | $2.0760 | $2.7705 | $0.2984 | $0.5940 | $1.5500 | $2.2300 | $1.7986 | $1.8912 | $2.1317 | $2.5987 | $2.2887 | $1.9501 |
| Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock |
| Lifecycle | ACTIVE | ACTIVE | ACTIVE | ACTIVE | ACTIVE | ACTIVE | ACTIVE | ACTIVE | ACTIVE | ACTIVE | ACTIVE | ACTIVE |
| Electrical Parameters | ||||||||||||
| Manufacturer Package Code | UFQFPN 32 5x5x0.55 | — | — | SOIC-14 | — | UFQFPN 32 5x5x0.55 | UFQFPN 32 5x5x0.55 | — | UFQFPN 32 5x5x0.55 | UFQFPN 32 5x5x0.55 | — | — |
| Date Of Intro | 2018-05-25 | 2018-05-25 | — | — | — | 2018-05-25 | — | — | — | — | — | — |
| YTEOL | 9 | 9 | 9 | 18 | 9 | 9 | 9 | 9 | 9 | 8 | 9 | 9 |
| Has ADC | YES | YES | — | YES | YES | YES | YES | YES | YES | YES | YES | YES |
| Bit Size | 32 | 32 | — | 8 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 |
| CPU Family | CORTEX-M4 | — | — | PIC16 | CORTEX-M4 | CORTEX-M4 | CORTEX-M4 | CORTEX-M4 | — | CORTEX-M4 | CORTEX-M4 | CORTEX-M4 |
| Clock Frequency-Max | 48 MHz | 48 MHz | — | 32 MHz | 48 MHz | 48 MHz | 48 MHz | 48 MHz | 48 MHz | 48 MHz | 48 MHz | 48 MHz |
| DAC Channels | YES | — | — | YES | NO | YES | YES | NO | — | YES | YES | YES |
| DMA Channels | YES | YES | — | NO | YES | YES | YES | YES | YES | YES | YES | YES |
| JESD-30 Code | S-XQCC-N32 | — | — | R-PDSO-G14 | S-XQCC-N32 | S-XQCC-N32 | S-XQCC-N32 | S-XQCC-N32 | — | S-XQCC-N32 | S-PQCC-N32 | S-XQCC-N32 |
| JESD-609 Code | e3 | e3 | e3 | e3 | — | e3 | e3 | — | e3 | — | — | — |
| Number of I/O Lines | 26 | 26 | — | 12 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 |
| On Chip Program ROM Width | 8 | — | — | 8 | 8 | 8 | 8 | 8 | — | 8 | 8 | 8 |
| PWM Channels | YES | YES | — | YES | YES | YES | YES | YES | YES | YES | YES | YES |
| Package Body Material | UNSPECIFIED | — | — | PLASTIC/EPOXY | UNSPECIFIED | UNSPECIFIED | UNSPECIFIED | UNSPECIFIED | — | UNSPECIFIED | PLASTIC/EPOXY | UNSPECIFIED |
| Package Shape | SQUARE | SQUARE | — | RECTANGULAR | SQUARE | SQUARE | SQUARE | SQUARE | SQUARE | SQUARE | SQUARE | SQUARE |
| Package Style | CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE | CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE | — | SMALL OUTLINE | CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE | CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE | CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE | CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE | CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE | CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE | CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE | CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE |
| Peak Reflow Temperature (Cel) | 260 | 260 | — | 260 | 260 | 260 | 260 | 260 | 260 | — | NOT SPECIFIED | 260 |
| RAM (bytes) | 65536 | — | — | 256 | 40960 | 65536 | 65536 | 40960 | — | 65536 | 65536 | — |
| ROM (words) | 131072 | — | — | 3584 | 131072 | 262144 | 131072 | 131072 | — | 262144 | 131072 | 131072 |
| ROM Programmability | FLASH | — | — | FLASH | FLASH | FLASH | FLASH | FLASH | — | FLASH | FLASH | FLASH |
| Speed | 80 MHz | 80 MHz | — | 32 MHz | 80 MHz | 80 MHz | 80 MHz | 80 MHz | 80 MHz | 80 MHz | 80 MHz | 80 MHz |
| Supply Voltage-Max | 3.6 V | 3.6 V | — | 5.5 V | 3.6 V | 3.6 V | 3.6 V | 3.6 V | 3.6 V | 3.6 V | 3.6 V | 1.32 V |
| Supply Voltage-Min | 1.8 V | 1.71 V | — | 3 V | 1.8 V | 1.8 V | 1.8 V | 1.8 V | 1.8 V | 1.8 V | 1.71 V | 1 V |
| Supply Voltage-Nom | 1.8 V | 1.8 V | — | 3 V | 1.8 V | 1.8 V | 1.8 V | 1.8 V | 3 V | 1.8 V | 3 V | 1.1 V |
| Surface Mount | YES | YES | — | YES | YES | YES | YES | YES | YES | YES | YES | YES |
| Terminal Finish | Matte Tin (Sn) | Matte Tin (Sn) | — | Matte Tin (Sn) | Tin (Sn) - immersion | Matte Tin (Sn) - annealed | Matte Tin (Sn) | Tin (Sn) - immersion | Matte Tin (Sn) | — | — | Tin (Sn) - immersion |
| Terminal Form | NO LEAD | NO LEAD | — | GULL WING | NO LEAD | NO LEAD | NO LEAD | NO LEAD | NO LEAD | NO LEAD | NO LEAD | NO LEAD |
| Terminal Pitch | 0.5 mm | 0.5 mm | 1 mm | 1.27 mm | 0.5 mm | 0.5 mm | 0.5 mm | 0.5 mm | 0.5 mm | 0.5 mm | 0.5 mm | 0.5 mm |
| Terminal Position | QUAD | QUAD | — | DUAL | QUAD | QUAD | QUAD | QUAD | QUAD | QUAD | QUAD | QUAD |
| uPs/uCs/Peripheral ICs Type | MICROCONTROLLER, RISC | MICROCONTROLLER, RISC | — | MICROCONTROLLER, RISC | MICROCONTROLLER, RISC | MICROCONTROLLER, RISC | MICROCONTROLLER, RISC | MICROCONTROLLER, RISC | MICROCONTROLLER, RISC | MICROCONTROLLER, RISC | MICROCONTROLLER, RISC | MICROCONTROLLER, RISC |
| Factory Lead Time | — | 12 Weeks | — | 7 Weeks | — | — | 12 Weeks | 12 Weeks | — | 12 Weeks | 12 Weeks | 12 Weeks |
| Pbfree Code | — | — | Yes | — | — | — | — | — | — | — | — | — |
| Reach Compliance Code | — | — | Compliant | — | — | — | — | — | — | — | — | — |
| Body Breadth | — | — | 0.138 inch | — | — | — | — | — | — | — | — | — |
| Body Depth | — | — | 0.213 inch | — | — | — | — | — | — | — | — | — |
| Body Length | — | — | 0.197 inch | — | — | — | — | — | — | — | — | — |
| Connector Type | — | — | BOARD CONNECTOR | — | — | — | — | — | — | — | — | — |
| Contact Finish Mating | — | — | NOT SPECIFIED | — | — | — | — | — | — | — | — | — |
| Contact Finish Termination | — | — | Tin (Sn) | — | — | — | — | — | — | — | — | — |
| Contact Gender | — | — | MALE | — | — | — | — | — | — | — | — | — |
| Contact Material | — | — | NOT SPECIFIED | — | — | — | — | — | — | — | — | — |
| Contact Pattern | — | — | RECTANGULAR | — | — | — | — | — | — | — | — | — |
| Contact Style | — | — | SQ PIN-SKT | — | — | — | — | — | — | — | — | — |
| Durability | — | — | 30 Cycles | — | — | — | — | — | — | — | — | — |
| Filter Feature | — | — | NO | — | — | — | — | — | — | — | — | — |
| Insulator Color | — | — | NATURAL | — | — | — | — | — | — | — | — | — |
| Insulator Material | — | — | POLYAMIDE6T | — | — | — | — | — | — | — | — | — |
| Mating Contact Pitch | — | — | 0.039 inch | — | — | — | — | — | — | — | — | — |
| Mating Information | — | — | MULTIPLE MATING PARTS AVAILABE | — | — | — | — | — | — | — | — | — |
| Mixed Contacts | — | — | NO | — | — | — | — | — | — | — | — | — |
| Mounting Option 1 | — | — | LOCKING | — | — | — | — | — | — | — | — | — |
| Mounting Style | — | — | STRAIGHT | — | — | — | — | — | — | — | — | — |
| Mounting Type | — | — | BOARD | — | — | — | — | — | — | — | — | — |
| Number Of Connectors | — | — | ONE | — | — | — | — | — | — | — | — | — |
| Number Of PCB Rows | — | — | 1 | — | — | — | — | — | — | — | — | — |
| Number of Rows Loaded | — | — | 1 | — | — | — | — | — | — | — | — | — |
| Option | — | — | GENERAL PURPOSE | — | — | — | — | — | — | — | — | — |
| PCB Contact Pattern | — | — | RECTANGULAR | — | — | — | — | — | — | — | — | — |
| Plating Thickness | — | — | 40u inch | — | — | — | — | — | — | — | — | — |
| Polarization Key | — | — | POLARIZED | — | — | — | — | — | — | — | — | — |
| Rated Current (Signal) | — | — | 1.5 A | — | — | — | — | — | — | — | — | — |
| Reference Standard | — | — | UL | — | — | — | — | — | — | — | — | — |
| Termination Type | — | — | SURFACE MOUNT | — | — | — | — | — | — | — | — | — |
| Total Number of Contacts | — | — | 3 | — | — | — | — | — | — | — | — | — |
| UL Flammability Code | — | — | 94V-0 | — | — | — | — | — | — | — | — | — |
| Additional Feature | — | — | — | IT ALSO OPERATES AT 2.3V MINIMUM SUPPLY AT 16 MHZ | — | — | — | — | — | — | — | — |
| Boundary Scan | — | — | — | NO | YES | YES | YES | YES | — | YES | YES | YES |
| Format | — | — | — | FIXED POINT | FLOATING-POINT | FLOATING-POINT | FLOATING POINT | FLOATING POINT | — | FLOATING POINT | FLOATING POINT | — |
| Integrated Cache | — | — | — | NO | YES | YES | YES | NO | — | YES | YES | — |
| Low Power Mode | — | — | — | YES | YES | YES | YES | YES | — | YES | YES | — |
| Number of External Interrupts | — | — | — | 1 | 16 | 16 | 16 | 16 | — | 16 | 16 | — |
| Number of Serial I/Os | — | — | — | 1 | 3 | 3 | 4 | 3 | — | 5 | 4 | — |
| Number of Timers | — | — | — | 5 | 8 | 9 | 9 | 8 | — | 9 | 9 | 8 |
| On Chip Data RAM Width | — | — | — | 8 | 8 | 8 | 8 | 8 | — | 8 | 8 | — |
| Package Equivalence Code | — | — | — | SOP14,.24 | LCC32,.2SQ,20 | LCC32,.2SQ,20 | LCC32,.2SQ,20 | LCC32,.2SQ,20 | — | LCC32,.2SQ,20 | LCC32,.2SQ,20 | — |
| Supply Current-Max | — | — | — | 3.6 mA | 7.8 mA | 9.8 mA | 100 mA | 8.4 mA | — | 9.7 mA | 10.3 mA | — |
| Technology | — | — | — | CMOS | CMOS | CMOS | CMOS | CMOS | — | CMOS | CMOS | CMOS |
| Temperature Grade | — | — | — | INDUSTRIAL | — | — | INDUSTRIAL | — | — | — | — | AUTOMOTIVE |
| Time@Peak Reflow Temperature-Max (s) | — | — | — | 30 | — | — | 30 | — | — | — | NOT SPECIFIED | — |
| ## PIC16F15323T-I/SL Alternates Showing results | — | — | — | Image | — | — | — | — | — | — | — | — |
| Number of DMA Channels | — | — | — | — | 14 | 14 | 14 | 14 | — | 14 | 14 | 14 |
Cells highlighted in yellow indicate differing values across parts. Always verify with official datasheets before substitution.
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RISC Microcontroller, 32-Bit, FLASH, CORTEX-M4 CPU, 80MHz, CMOS, PQCC32
Why Look for Alternatives?
Finding alternatives for STM32L432KBU6 is essential for supply chain resilience. Component shortages, long lead times, and end-of-life notices can disrupt production schedules. Having verified alternative parts ensures your designs remain manufacturable.
When evaluating STM32L432KBU6 replacements, consider key parameters such as package compatibility, electrical specifications, and operating temperature range. Our engineering team can help verify pin-to-pin compatibility for your specific application.
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FAQ
What is equivalent to STM32L432KBU6?
Known equivalents for STM32L432KBU6 include STM32L432KCU3, 5019400307, PIC16F15323T-I/SL. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of STM32L432KBU6?
In many cases, yes. Cross-manufacturer alternatives exist for most standard components. However, always verify pin compatibility, electrical specs, and package dimensions before substituting in production.
How do I verify STM32L432KBU6 alternatives?
Compare the datasheet specifications including pinout, voltage ratings, timing parameters, and package dimensions. FindMyChip's engineering team can help with compatibility verification — submit an RFQ to get started.