STM32L432KCU3Alternatives & Equivalent Parts
About STM32L432KCU3
STM32L432KCU3 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 | STM32L432KCU3Source | HD3SS460RHRR | LM36922YFFR | TPS65982BBZBHR | STM32L432KCU6 | STM32L432KBU6 | RAPC712BK | STM32L431KCU6 | STM32L442KCU6 | STM32L431KBU3 | STM32L412KBU3 | STM32L412KBU6 | STM32L422KBU6 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Manufacturer | STMicroelectronics | Texas Instruments | Texas Instruments | Texas Instruments | STMicroelectronics | STMicroelectronics | Switchcraft | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics |
| Package Type | Quad Flat No-Lead | Quad Flat No-Lead | — | BGA | Quad Flat No-Lead | Quad Flat No-Lead | Other | 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 | 29 | — | 96 | 33 | 33 | 3 | 33 | 33 | 33 | 33 | 33 | 33 |
| Temperature Range | — | ~ 70.0°C | — | -10.0°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 | -40.0°C ~ 85.0°C | -40.0°C ~ 85.0°C |
| Price | $2.7705 | $0.9166 | $0.5021 | $4.9900 | $2.2300 | $2.0760 | $1.7412 | $2.1317 | $2.5987 | $2.2887 | $1.9501 | $1.5500 | $1.8912 |
| 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 | In Stock |
| Lifecycle | ACTIVE | ACTIVE | — | NOT RECOMMENDED | ACTIVE | ACTIVE | ACTIVE | ACTIVE | ACTIVE | ACTIVE | ACTIVE | ACTIVE | ACTIVE |
| Electrical Parameters | |||||||||||||
| Factory Lead Time | 12 Weeks | — | — | — | — | — | — | — | 12 Weeks | 12 Weeks | 12 Weeks | — | 12 Weeks |
| Date Of Intro | 2018-05-25 | — | — | 2020-05-07 | 2018-05-25 | 2018-05-25 | — | — | — | — | — | — | — |
| YTEOL | 9 | 15 | — | 4 | 9 | 9 | 6 | 9 | 8 | 9 | 9 | 9 | 9 |
| Has ADC | YES | — | — | — | YES | YES | — | YES | YES | YES | YES | YES | YES |
| Bit Size | 32 | — | — | — | 32 | 32 | — | 32 | 32 | 32 | 32 | 32 | 32 |
| Clock Frequency-Max | 48 MHz | — | — | — | 48 MHz | 48 MHz | — | 48 MHz | 48 MHz | 48 MHz | 48 MHz | 48 MHz | 48 MHz |
| DMA Channels | YES | — | — | — | YES | YES | — | YES | YES | YES | YES | YES | YES |
| JESD-609 Code | e3 | e4 | — | e1 | e3 | e3 | — | e3 | — | — | — | — | — |
| Number of I/O Lines | 26 | — | — | — | 26 | 26 | — | 26 | 26 | 26 | 26 | 26 | 26 |
| PWM Channels | YES | — | — | — | YES | YES | — | YES | YES | YES | YES | YES | YES |
| Package Shape | SQUARE | RECTANGULAR | — | SQUARE | 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 | — | GRID ARRAY, VERY THIN PROFILE, FINE PITCH | 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 | — | NOT SPECIFIED | 260 | 260 | 260 |
| Speed | 80 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 | 3.6 V | — | 3.6 V | 3.6 V | 3.6 V | 1.32 V | 3.6 V | 3.6 V |
| Supply Voltage-Min | 1.71 V | — | — | — | 1.8 V | 1.8 V | — | 1.8 V | 1.8 V | 1.71 V | 1 V | 1.8 V | 1.8 V |
| Supply Voltage-Nom | 1.8 V | — | — | — | 1.8 V | 1.8 V | — | 3 V | 1.8 V | 3 V | 1.1 V | 1.8 V | 1.8 V |
| Surface Mount | YES | YES | — | YES | YES | YES | — | YES | YES | YES | YES | YES | YES |
| Terminal Finish | Matte Tin (Sn) | Nickel/Palladium/Gold (Ni/Pd/Au) | — | Tin/Silver/Copper (Sn/Ag/Cu) | Matte Tin (Sn) - annealed | Matte Tin (Sn) | — | Matte Tin (Sn) | — | — | Tin (Sn) - immersion | Tin (Sn) - immersion | Tin (Sn) - immersion |
| Terminal Form | NO LEAD | NO LEAD | — | BALL | NO LEAD | NO LEAD | — | NO LEAD | NO LEAD | NO LEAD | NO LEAD | NO LEAD | NO LEAD |
| Terminal Pitch | 0.5 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 | 0.5 mm | 0.5 mm |
| Terminal Position | QUAD | QUAD | — | BOTTOM | 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 |
| Pbfree Code | — | Yes | — | Yes | — | — | — | — | — | — | — | — | — |
| Additional Feature | — | Configuration : 4:6 | — | Thermal Shutdown:160C | — | — | — | — | — | — | — | — | — |
| Analog IC - Other Type | — | SINGLE-ENDED MULTIPLEXER | — | Load switch | — | — | — | — | — | — | — | — | — |
| Bandwidth-Nom | — | 2700 MHz | — | — | — | — | — | — | — | — | — | — | — |
| JESD-30 Code | — | R-PQCC-N28 | — | S-PBGA-B96 | S-XQCC-N32 | S-XQCC-N32 | — | — | S-XQCC-N32 | S-PQCC-N32 | S-XQCC-N32 | S-XQCC-N32 | S-XQCC-N32 |
| Normal Position | — | NO | — | — | — | — | — | — | — | — | — | — | — |
| Number of Channels | — | 4 | — | 5 | — | — | — | — | — | — | — | — | — |
| Number of Functions | — | 1 | — | 1 | — | — | — | — | — | — | — | — | — |
| Off-state Isolation-Nom | — | 50 dB | — | — | — | — | — | — | — | — | — | — | — |
| On-state Resistance Match-Nom | — | 8 Ω | — | — | — | — | — | — | — | — | — | — | — |
| On-state Resistance-Max (Ron) | — | 14 Ω | — | — | — | — | — | — | — | — | — | — | — |
| Output | — | SEPARATE OUTPUT | — | — | — | — | — | — | — | — | — | — | — |
| Package Body Material | — | PLASTIC/EPOXY | — | PLASTIC/EPOXY | UNSPECIFIED | UNSPECIFIED | — | — | UNSPECIFIED | PLASTIC/EPOXY | UNSPECIFIED | UNSPECIFIED | UNSPECIFIED |
| Package Equivalence Code | — | LCC28,.14X.22,20 | — | BGA96,11X11,20 | LCC32,.2SQ,20 | — | — | — | LCC32,.2SQ,20 | LCC32,.2SQ,20 | — | LCC32,.2SQ,20 | LCC32,.2SQ,20 |
| Supply Current-Max (Isup) | — | 0.9 mA | — | — | — | — | — | — | — | — | — | — | — |
| Supply Voltage-Max (Vsup) | — | 3.6 V | — | 3.45 V | — | — | — | — | — | — | — | — | — |
| Supply Voltage-Min (Vsup) | — | 3 V | — | 2.85 V | — | — | — | — | — | — | — | — | — |
| Supply Voltage-Nom (Vsup) | — | 3.3 V | — | 3.3 V | — | — | — | — | — | — | — | — | — |
| Switch-off Time-Max | — | 1000 ns | — | — | — | — | — | — | — | — | — | — | — |
| Switch-on Time-Max | — | 3000 ns | — | — | — | — | — | — | — | — | — | — | — |
| Switching | — | BREAK-BEFORE-MAKE | — | — | — | — | — | — | — | — | — | — | — |
| Technology | — | CMOS | — | BICMOS | CMOS | — | — | — | CMOS | CMOS | CMOS | CMOS | CMOS |
| Temperature Grade | — | COMMERCIAL | — | OTHER | — | — | — | — | — | — | AUTOMOTIVE | — | — |
| Time@Peak Reflow Temperature-Max (s) | — | 30 | — | 30 | — | — | — | — | — | NOT SPECIFIED | — | — | — |
| ## HD3SS460RHRR Alternates Showing results | — | Image | — | — | — | — | — | — | — | — | — | — | — |
| Adjustable Threshold | — | — | — | YES | — | — | — | — | — | — | — | — | — |
| Threshold Voltage-Nom | — | — | — | +2.32V | — | — | — | — | — | — | — | — | — |
| Manufacturer Package Code | — | — | — | — | UFQFPN 32 5x5x0.55 | UFQFPN 32 5x5x0.55 | — | UFQFPN 32 5x5x0.55 | UFQFPN 32 5x5x0.55 | — | — | — | — |
| Boundary Scan | — | — | — | — | YES | — | — | — | YES | YES | YES | YES | YES |
| CPU Family | — | — | — | — | CORTEX-M4 | CORTEX-M4 | — | — | CORTEX-M4 | CORTEX-M4 | CORTEX-M4 | CORTEX-M4 | CORTEX-M4 |
| DAC Channels | — | — | — | — | YES | YES | — | — | YES | YES | YES | NO | NO |
| Format | — | — | — | — | FLOATING-POINT | — | — | — | FLOATING POINT | FLOATING POINT | — | FLOATING-POINT | FLOATING POINT |
| Integrated Cache | — | — | — | — | YES | — | — | — | YES | YES | — | YES | NO |
| Low Power Mode | — | — | — | — | YES | — | — | — | YES | YES | — | YES | YES |
| Number of DMA Channels | — | — | — | — | 14 | — | — | — | 14 | 14 | 14 | 14 | 14 |
| Number of External Interrupts | — | — | — | — | 16 | — | — | — | 16 | 16 | — | 16 | 16 |
| Number of Serial I/Os | — | — | — | — | 3 | — | — | — | 5 | 4 | — | 3 | 3 |
| Number of Timers | — | — | — | — | 9 | — | — | — | 9 | 9 | 8 | 8 | 8 |
| On Chip Data RAM Width | — | — | — | — | 8 | — | — | — | 8 | 8 | — | 8 | 8 |
| On Chip Program ROM Width | — | — | — | — | 8 | 8 | — | — | 8 | 8 | 8 | 8 | 8 |
| RAM (bytes) | — | — | — | — | 65536 | 65536 | — | — | 65536 | 65536 | — | 40960 | 40960 |
| ROM (words) | — | — | — | — | 262144 | 131072 | — | — | 262144 | 131072 | 131072 | 131072 | 131072 |
| ROM Programmability | — | — | — | — | FLASH | FLASH | — | — | FLASH | FLASH | FLASH | FLASH | FLASH |
| Supply Current-Max | — | — | — | — | 9.8 mA | — | — | — | 9.7 mA | 10.3 mA | — | 7.8 mA | 8.4 mA |
| Body/Shell Style | — | — | — | — | — | — | JACK | — | — | — | — | — | — |
| Connector Type | — | — | — | — | — | — | DC POWER JACK | — | — | — | — | — | — |
| Contact Finish Mating | — | — | — | — | — | — | NICKEL | — | — | — | — | — | — |
| Contact Finish Termination | — | — | — | — | — | — | NICKEL | — | — | — | — | — | — |
| Contact Material | — | — | — | — | — | — | COPPER ALLOY | — | — | — | — | — | — |
| DIN Conformance | — | — | — | — | — | — | NO | — | — | — | — | — | — |
| IEC Conformance | — | — | — | — | — | — | NO | — | — | — | — | — | — |
| MIL Conformance | — | — | — | — | — | — | NO | — | — | — | — | — | — |
| Mounting Type | — | — | — | — | — | — | BOARD | — | — | — | — | — | — |
| Option | — | — | — | — | — | — | GENERAL PURPOSE | — | — | — | — | — | — |
| Pin Diameter | — | — | — | — | — | — | 2.5 mm | — | — | — | — | — | — |
| Rated Current (Power) | — | — | — | — | — | — | 5 A | — | — | — | — | — | — |
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 STM32L432KCU3 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 STM32L432KCU3 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 STM32L432KCU3?
Known equivalents for STM32L432KCU3 include HD3SS460RHRR, LM36922YFFR, TPS65982BBZBHR. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of STM32L432KCU3?
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 STM32L432KCU3 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.