STM32L431CCU6Alternatives & Equivalent Parts
About STM32L431CCU6
STM32L431CCU6 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.
Specification Comparison
| Parameter | STM32L431CCU6Source | SN74LVC1G14QDRYRQ1 | STM32L496ZGT6P | STM32F030K6T6TR | STM32L433CCU6 | STM32L431CBU6 | STM32L451CCU6 | STM32L431CCU6TR | STM32L433CCU3 | STM32L452CCU6 | STM32L443CCU6 | STM32L451CCU3 | STM32L451CEU6 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Manufacturer | STMicroelectronics | Texas Instruments | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics |
| Package Type | Quad Flat No-Lead | Other | Quad Flat Packages | Quad Flat 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 | Quad Flat No-Lead |
| Pin Count | 49 | 6 | 144 | 32 | 49 | 49 | 49 | 49 | 49 | 49 | 49 | 49 | 49 |
| Temperature Range | -40.0°C ~ 85.0°C | -40.0°C ~ 125.0°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 ~ 85.0°C | -40.0°C ~ 125.0°C | -40.0°C ~ 85.0°C |
| Price | $2.4213 | $0.1313 | $6.5144 | $0.9065 | $2.7181 | $1.9850 | $2.8101 | $2.2148 | $3.0137 | $2.3595 | $2.6842 | $3.2700 | $2.9000 |
| Electrical Parameters | |||||||||||||
| Manufacturer Package Code | UFQFPN 48 7x7x0.55 | — | — | — | UFQFPN 48 7x7x0.55 | UFQFPN 48 7x7x0.55 | — | — | — | — | UFQFPN 48 7x7x0.55 | — | — |
| Date Of Intro | 2018-05-25 | 2019-08-24 | 2018-05-25 | — | — | — | — | — | — | 2018-05-28 | — | — | — |
| YTEOL | 9 | 15 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 |
| Has ADC | YES | — | YES | YES | YES | YES | YES | YES | YES | YES | YES | YES | YES |
| Additional Feature | SEATED HGT-CALCULATED | — | — | — | ALSO OPERATES @ 1.08V TO 1.32 AT FULL FREQ RANGE | — | — | SEATED HGT-CALCULATED | — | — | — | — | — |
| Bit Size | 32 | — | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 |
| Boundary Scan | YES | — | — | NO | NO | YES | YES | YES | YES | YES | — | YES | YES |
| CPU Family | CORTEX-M4 | — | — | CORTEX-M0 | CORTEX-M4 | 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 | 48 MHz |
| DAC Channels | YES | — | — | NO | YES | YES | YES | YES | YES | YES | YES | YES | YES |
| DMA Channels | YES | — | YES | YES | YES | YES | YES | YES | YES | YES | YES | YES | YES |
| JESD-30 Code | S-XQCC-N48 | R-PDSO-N6 | — | S-PQFP-G32 | S-XQCC-N48 | S-PQCC-N48 | S-XQCC-N48 | S-XQCC-N48 | S-XQCC-N48 | S-PQCC-N48 | S-XQCC-N48 | S-XQCC-N48 | S-XQCC-N48 |
| JESD-609 Code | e3 | e4 | e4 | e3 | e3 | — | e4 | e3 | — | e4 | — | e4 | e3 |
| Number of I/O Lines | 38 | — | 115 | 24 | 38 | 38 | 38 | 38 | 38 | 38 | 38 | 38 | 38 |
| Number of Timers | 9 | — | — | — | 9 | 9 | 12 | 9 | 9 | 9 | — | 12 | 10 |
| On Chip Program ROM Width | 8 | — | — | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 |
| PWM Channels | YES | — | YES | YES | YES | YES | YES | YES | YES | YES | YES | YES | YES |
| Package Body Material | UNSPECIFIED | PLASTIC/EPOXY | — | PLASTIC/EPOXY | UNSPECIFIED | PLASTIC/EPOXY | UNSPECIFIED | UNSPECIFIED | UNSPECIFIED | PLASTIC/EPOXY | UNSPECIFIED | UNSPECIFIED | UNSPECIFIED |
| Package Shape | SQUARE | RECTANGULAR | SQUARE | SQUARE | SQUARE | SQUARE | SQUARE | SQUARE | SQUARE | SQUARE | SQUARE | SQUARE | SQUARE |
| Package Style | CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE | SMALL OUTLINE, ULTRA THIN PROFILE | FLATPACK, LOW PROFILE, FINE PITCH | FLATPACK, LOW 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 | 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 | NOT SPECIFIED | 260 | 260 | — | 260 | — | 260 | 260 |
| RAM (bytes) | 65536 | — | — | 4096 | 65536 | 65536 | 163840 | 65536 | 65536 | 163840 | — | 163840 | 163840 |
| ROM (words) | 262144 | — | — | 32768 | 262144 | 131072 | 262144 | 262144 | 262144 | 262144 | — | 262144 | 524288 |
| ROM Programmability | FLASH | — | — | FLASH | FLASH | FLASH | FLASH | FLASH | FLASH | FLASH | FLASH | FLASH | FLASH |
| Speed | 80 MHz | — | 80 MHz | 48 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 | 3.6 V | 3.6 V |
| Supply Voltage-Min | 3 V | — | 1.8 V | 3.3 V | 1.8 V | 1.71 V | 3 V | 3 V | 1.71 V | 1.71 V | 1.71 V | 1.71 V | 1.8 V |
| Supply Voltage-Nom | 3 V | — | 3 V | 3.3 V | 1.8 V | 3 V | 3 V | 3 V | 3 V | 3 V | 1.8 V | 3 V | 1.8 V |
| Surface Mount | YES | YES | YES | YES | YES | YES | YES | YES | YES | YES | YES | YES | YES |
| Technology | CMOS | CMOS | — | CMOS | CMOS | CMOS | CMOS | CMOS | CMOS | CMOS | CMOS | CMOS | CMOS |
| Temperature Grade | INDUSTRIAL | AUTOMOTIVE | — | INDUSTRIAL | INDUSTRIAL | — | — | INDUSTRIAL | — | — | INDUSTRIAL | — | — |
| Terminal Finish | Tin (Sn) | Nickel/Palladium/Gold (Ni/Pd/Au) | Nickel/Palladium/Gold (Ni/Pd/Au) | Tin (Sn) | Matte Tin (Sn) - annealed | — | Nickel/Palladium/Gold (Ni/Pd/Au) | Tin (Sn) | — | Nickel/Palladium/Gold (Ni/Pd/Au) | — | Nickel/Palladium/Gold (Ni/Pd/Au) | Matte Tin (Sn) |
| Terminal Form | NO LEAD | NO LEAD | GULL WING | GULL WING | NO LEAD | 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 | 0.8 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 | DUAL | QUAD | QUAD | QUAD | QUAD | QUAD | QUAD | QUAD | QUAD | QUAD | QUAD | QUAD |
| Time@Peak Reflow Temperature-Max (s) | 30 | 30 | — | 30 | — | NOT SPECIFIED | — | 30 | — | — | — | — | — |
| 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 | MICROCONTROLLER, RISC |
| Pbfree Code | — | Yes | — | — | — | — | — | — | — | — | — | — | — |
| Family | — | LVC/LCX/Z | — | — | — | — | — | — | — | — | — | — | — |
| Load Capacitance (CL) | — | 50 pF | — | — | — | — | — | — | — | — | — | — | — |
| Logic IC Type | — | INVERTER | — | — | — | — | — | — | — | — | — | — | — |
| Max I(ol) | — | 0.032 A | — | — | — | — | — | — | — | — | — | — | — |
| Number of Functions | — | 1 | — | — | — | — | — | — | — | — | — | — | — |
| Number of Inputs | — | 1 | — | — | — | — | — | — | — | — | — | — | — |
| Package Equivalence Code | — | SOLCC6,.04,20 | — | QFP32,.35SQ,32 | — | LCC48,.27SQ,20 | LCC48,.28SQ,20 | — | LCC48,.27SQ,20 | LCC48,.27SQ,20 | — | LCC48,.28SQ,20 | LCC48,.27SQ,20 |
| Packing Method | — | TR, 7 INCH | — | — | — | — | — | — | — | — | — | — | — |
| Power Supply Current-Max (ICC) | — | 0.01 mA | — | — | — | — | — | — | — | — | — | — | — |
| Prop. Delay@Nom-Sup | — | 6.5 ns | — | — | — | — | — | — | — | — | — | — | — |
| Propagation Delay (tpd) | — | 13 ns | — | — | — | — | — | — | — | — | — | — | — |
| Schmitt Trigger | — | YES | — | — | — | — | — | — | — | — | — | — | — |
| Screening Level | — | AEC-Q100 | — | — | — | — | — | — | — | — | — | — | — |
| Supply Voltage-Max (Vsup) | — | 5.5 V | — | — | — | — | — | — | — | — | — | — | — |
| Supply Voltage-Min (Vsup) | — | 1.65 V | — | — | — | — | — | — | — | — | — | — | — |
| Supply Voltage-Nom (Vsup) | — | 3.3 V | — | — | — | — | — | — | — | — | — | — | — |
| Factory Lead Time | — | — | 12 Weeks | 13 Weeks | 12 Weeks | — | 12 Weeks | 12 Weeks | 12 Weeks | — | 12 Weeks | 12 Weeks | 12 Weeks |
| Address Bus Width | — | — | 26 | — | — | — | — | — | — | — | — | — | — |
| External Data Bus Width | — | — | 16 | — | — | — | — | — | — | — | — | — | — |
| Qualification Status | — | — | — | Not Qualified | — | — | — | — | — | — | — | — | — |
| Supply Current-Max | — | — | — | 23.2 mA | — | 9.8 mA | 10.5 mA | — | 10.3 mA | 10.5 mA | — | 11.5 mA | 10.5 mA |
| ## STM32F030K6T6TR Alternates Showing results | — | — | — | Image | — | — | — | — | — | — | — | — | — |
| Number of DMA Channels | — | — | — | — | 14 | 14 | 14 | — | 14 | 14 | — | 14 | 14 |
| Format | — | — | — | — | — | FLOATING POINT | FLOATING POINT | — | FLOATING-POINT | FLOATING POINT | — | FLOATING POINT | FLOATING POINT |
| Integrated Cache | — | — | — | — | — | YES | NO | — | YES | NO | — | NO | YES |
| Low Power Mode | — | — | — | — | — | YES | YES | — | YES | YES | — | YES | YES |
| Number of External Interrupts | — | — | — | — | — | 16 | 16 | — | 16 | 16 | — | 16 | 16 |
| Number of Serial I/Os | — | — | — | — | — | 5 | 5 | — | 6 | 6 | — | 5 | 6 |
| On Chip Data RAM Width | — | — | — | — | — | 8 | 8 | — | 8 | 8 | — | 8 | 8 |
| Reach Compliance Code | — | — | — | — | — | — | — | — | — | — | — | — | Compliant |
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, PQCC48
RISC Microcontroller, 32-Bit, FLASH, CORTEX-M4 CPU, 80MHz, CMOS, PQCC48
Why Look for Alternatives?
Finding alternatives for STM32L431CCU6 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 STM32L431CCU6 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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What is equivalent to STM32L431CCU6?
Known equivalents for STM32L431CCU6 include SN74LVC1G14QDRYRQ1, STM32L496ZGT6P, STM32F030K6T6TR. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of STM32L431CCU6?
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 STM32L431CCU6 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.