STM32L431CBT6TRAlternatives & Equivalent Parts
About STM32L431CBT6TR
STM32L431CBT6TR is a Integrated Circuit component manufactured by STMicroelectronics. It comes in a Quad Flat Packages 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 | STM32L431CBT6TRSource | STM32L431CCT6TR | STM32L433CCT6TR | STM32L431CBT6 | STM32L412CBT6TR | STM32L433CBT6 | STM32L431CCT6 | STM32L412CBT3TR | STM32L443CCT6TR | STM32L433CCT3TR |
|---|---|---|---|---|---|---|---|---|---|---|
| Manufacturer | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics |
| Package Type | Quad Flat Packages | Quad Flat Packages | Quad Flat Packages | Quad Flat Packages | Quad Flat Packages | Quad Flat Packages | Quad Flat Packages | Quad Flat Packages | Quad Flat Packages | Quad Flat Packages |
| Pin Count | 48 | 48 | 48 | 48 | 48 | 48 | 48 | 48 | 48 | 48 |
| Temperature Range | -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 ~ 85.0°C | -40.0°C ~ 125.0°C |
| Price | $2.1782 | $2.2981 | $2.7063 | $1.8549 | $1.8784 | $2.1700 | $2.4820 | $2.3546 | $3.2653 | $3.5448 |
| 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 |
| Electrical Parameters | ||||||||||
| Factory Lead Time | 12 Weeks | — | 12 Weeks | — | 12 Weeks | 12 Weeks | 12 Weeks | 12 Weeks | 12 Weeks | 12 Weeks |
| YTEOL | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 |
| Has ADC | YES | YES | YES | YES | YES | YES | YES | YES | YES | YES |
| Bit Size | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 |
| Boundary Scan | YES | YES | YES | YES | YES | — | YES | YES | YES | YES |
| CPU Family | CORTEX-M4 | CORTEX-M4 | CORTEX-M4 | CORTEX-M4 | CORTEX-M4 | — | CORTEX-M4 | CORTEX-M4 | CORTEX-M4 | CORTEX-M4 |
| Clock Frequency-Max | 48 MHz | 48 MHz | 48 MHz | 48 MHz | 48 MHz | 48 MHz | 48 MHz | 48 MHz | 48 MHz | 48 MHz |
| DAC Channels | YES | YES | YES | YES | NO | — | YES | NO | YES | YES |
| DMA Channels | YES | YES | YES | YES | YES | YES | YES | YES | YES | YES |
| JESD-30 Code | S-PQFP-G48 | S-PQFP-G48 | S-PQFP-G48 | S-PQFP-G48 | S-PQFP-G48 | — | S-PQFP-G48 | S-PQFP-G48 | S-PQFP-G48 | S-PQFP-G48 |
| Number of DMA Channels | 14 | — | 14 | 14 | 14 | — | — | 14 | 14 | 14 |
| Number of I/O Lines | 38 | 38 | 38 | 38 | 38 | 38 | 38 | 38 | 38 | 38 |
| Number of Timers | 9 | 9 | 11 | 9 | 8 | — | 9 | 8 | 11 | 11 |
| 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 |
| Package Body Material | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | — | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY |
| Package Shape | SQUARE | SQUARE | SQUARE | SQUARE | SQUARE | SQUARE | SQUARE | SQUARE | SQUARE | SQUARE |
| Package Style | FLATPACK, LOW PROFILE, FINE PITCH | FLATPACK, LOW PROFILE, FINE PITCH | FLATPACK, LOW PROFILE, FINE PITCH | FLATPACK, LOW PROFILE, FINE PITCH | FLATPACK, LOW PROFILE, FINE PITCH | FLATPACK, LOW PROFILE, FINE PITCH | FLATPACK, LOW PROFILE, FINE PITCH | FLATPACK, LOW PROFILE, FINE PITCH | FLATPACK, LOW PROFILE, FINE PITCH | FLATPACK, LOW PROFILE, FINE PITCH |
| Peak Reflow Temperature (Cel) | NOT SPECIFIED | NOT SPECIFIED | NOT SPECIFIED | NOT SPECIFIED | NOT SPECIFIED | — | NOT SPECIFIED | NOT SPECIFIED | NOT SPECIFIED | NOT SPECIFIED |
| RAM (bytes) | 65536 | 65536 | 65536 | 65536 | 40960 | — | 65536 | 40960 | 65536 | 65536 |
| ROM (words) | 131072 | 262144 | 262144 | 131072 | 131072 | — | 262144 | 131072 | 262144 | 262144 |
| ROM Programmability | FLASH | FLASH | FLASH | FLASH | FLASH | — | FLASH | FLASH | FLASH | FLASH |
| Speed | 80 MHz | 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 | 3.6 V | 3.6 V | 3.6 V | 3.6 V |
| Supply Voltage-Min | 1.8 V | 3 V | 3 V | 1.71 V | 3 V | 1.71 V | 3 V | 1.71 V | 3 V | 1.71 V |
| Supply Voltage-Nom | 1.8 V | 3 V | 3 V | 3 V | 3 V | 3 V | 3 V | 3 V | 3 V | 3 V |
| Surface Mount | YES | YES | YES | YES | YES | YES | YES | YES | YES | YES |
| Technology | CMOS | CMOS | CMOS | CMOS | CMOS | — | CMOS | CMOS | CMOS | CMOS |
| Temperature Grade | INDUSTRIAL | INDUSTRIAL | INDUSTRIAL | — | INDUSTRIAL | — | INDUSTRIAL | AUTOMOTIVE | INDUSTRIAL | AUTOMOTIVE |
| Terminal Finish | Tin (Sn) - immersion | — | — | Tin (Sn) - immersion | — | — | — | — | — | — |
| Terminal Form | GULL WING | GULL WING | GULL WING | GULL WING | GULL WING | GULL WING | GULL WING | GULL WING | GULL WING | GULL WING |
| 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 |
| Terminal Position | QUAD | QUAD | QUAD | QUAD | QUAD | QUAD | QUAD | QUAD | QUAD | QUAD |
| Time@Peak Reflow Temperature-Max (s) | NOT SPECIFIED | NOT SPECIFIED | NOT SPECIFIED | NOT SPECIFIED | NOT SPECIFIED | — | NOT SPECIFIED | NOT SPECIFIED | NOT SPECIFIED | NOT SPECIFIED |
| 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 |
| Format | — | — | FLOATING POINT | FLOATING POINT | FIXED POINT | — | — | FIXED POINT | FLOATING POINT | FLOATING POINT |
| Integrated Cache | — | — | YES | YES | YES | — | — | YES | YES | YES |
| Low Power Mode | — | — | YES | YES | YES | — | — | YES | YES | YES |
| Number of External Interrupts | — | — | 16 | 16 | 16 | — | — | 16 | 16 | 16 |
| On Chip Data RAM Width | — | — | 8 | 8 | 8 | — | — | 8 | 8 | 8 |
| Package Equivalence Code | — | — | QFP48,.35SQ,20 | QFP48,.35SQ,20 | QFP48,.35SQ,20 | — | — | QFP48,.35SQ,20 | QFP48,.35SQ,20 | QFP48,.35SQ,20 |
| RAM (words) | — | — | 65536 | — | — | — | — | — | 16384 | 65536 |
| Manufacturer Package Code | — | — | — | LQFP 48 7x7x1.4 | — | LQFP 48 7x7x1.4 | LQFP 48 7x7x1.4 | — | — | — |
| Reach Compliance Code | — | — | — | Compliant | — | — | — | — | — | — |
| Number of Serial I/Os | — | — | — | 5 | 3 | — | — | 3 | — | — |
| Supply Current-Max | — | — | — | 9.8 mA | 100 mA | — | — | 100 mA | 9.8 mA | — |
| Date Of Intro | — | — | — | — | 2018-11-19 | 2018-05-25 | 2018-05-25 | 2018-11-19 | — | — |
Cells highlighted in yellow indicate differing values across parts. Always verify with official datasheets before substitution.
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Get one quote covering all 9 alternatives for STM32L431CBT6TR — response within 24 hours.
Quick Links
RISC Microcontroller, 32-Bit, FLASH, CORTEX-M4 CPU, 80MHz, CMOS, PQFP48
RISC Microcontroller, 32-Bit, FLASH, CORTEX-M4 CPU, 80MHz, CMOS, PQFP48
RISC Microcontroller, 32-Bit, FLASH, CORTEX-M4 CPU, 80MHz, CMOS, PQFP48
RISC Microcontroller, 32-Bit, FLASH, CORTEX-M4 CPU, 80MHz, CMOS, PQFP48
RISC Microcontroller, 32-Bit, FLASH, CORTEX-M4 CPU, 80MHz, CMOS, PQFP48
RISC Microcontroller, 32-Bit, FLASH, CORTEX-M4 CPU, 80MHz, CMOS, PQFP48
RISC Microcontroller, 32-Bit, FLASH, CORTEX-M4 CPU, 80MHz, CMOS, PQFP48
RISC Microcontroller, 32-Bit, FLASH, CORTEX-M4 CPU, 80MHz, CMOS, PQFP48
Why Look for Alternatives?
Finding alternatives for STM32L431CBT6TR 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 STM32L431CBT6TR 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 STM32L431CBT6TR?
Known equivalents for STM32L431CBT6TR include STM32L431CCT6TR, STM32L433CCT6TR, STM32L431CBT6. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of STM32L431CBT6TR?
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 STM32L431CBT6TR 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.