STM32L443CCU6Alternatives & Equivalent Parts
About STM32L443CCU6
STM32L443CCU6 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 | STM32L443CCU6Source | STM32L443VCT6 | STM32L476RGT6 | STM32L433CCU6 | STM32L433CCU3 | STM32L452CCU6 | STM32L431CCU6 | STM32L451CCU6 | STM32L412CBU6 | STM32L422CBU6 | STM32L462CEU6 | STM32L452CEU6 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Manufacturer | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics |
| Package Type | Quad Flat No-Lead | 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 | 100 | 64 | 49 | 49 | 49 | 49 | 49 | 49 | 49 | 49 | 49 |
| 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 ~ 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 ~ 85.0°C | -40.0°C ~ 85.0°C |
| Price | $2.6842 | $3.4200 | $4.4165 | $2.7181 | $3.0137 | $2.3595 | $2.4213 | $2.8101 | $1.8470 | $1.8898 | $3.8900 | $3.0922 |
| 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 48 7x7x0.55 | LQFP 100 14x14x1.4 | LQFP 64 10x10x1.4 | UFQFPN 48 7x7x0.55 | — | — | UFQFPN 48 7x7x0.55 | — | — | — | — | — |
| 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 | 9 | 9 |
| Has ADC | YES | YES | YES | YES | YES | YES | YES | YES | YES | YES | YES | YES |
| Bit Size | 32 | 32 | 32 | 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 | 48 MHz | 48 MHz | 48 MHz |
| DAC Channels | YES | YES | YES | YES | YES | YES | YES | YES | NO | NO | YES | YES |
| DMA Channels | YES | YES | YES | YES | YES | YES | YES | YES | YES | YES | YES | YES |
| JESD-30 Code | S-XQCC-N48 | S-PQFP-G100 | S-PQFP-G64 | S-XQCC-N48 | S-XQCC-N48 | S-PQCC-N48 | S-XQCC-N48 | S-XQCC-N48 | S-PQCC-N48 | S-XQCC-N48 | S-PQCC-N48 | S-PQCC-N48 |
| Number of I/O Lines | 38 | 83 | 51 | 38 | 38 | 38 | 38 | 38 | 38 | 38 | 38 | 38 |
| On Chip Program ROM Width | 8 | 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 | UNSPECIFIED | PLASTIC/EPOXY | UNSPECIFIED | UNSPECIFIED | PLASTIC/EPOXY | UNSPECIFIED | PLASTIC/EPOXY | PLASTIC/EPOXY |
| Package Shape | SQUARE | SQUARE | SQUARE | SQUARE | SQUARE | SQUARE | SQUARE | SQUARE | SQUARE | SQUARE | SQUARE | SQUARE |
| Package Style | CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE | FLATPACK, LOW PROFILE, FINE PITCH | FLATPACK, LOW 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 | CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE |
| ROM Programmability | FLASH | FLASH | FLASH | 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 | 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 | 1.71 V | 1.71 V | 1.71 V | 1.8 V | 1.71 V | 1.71 V | 3 V | 3 V | 1.71 V | 3 V | 1.71 V | 1.71 V |
| Supply Voltage-Nom | 1.8 V | 1.8 V | 1.8 V | 1.8 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 | YES | YES |
| Technology | CMOS | CMOS | CMOS | CMOS | CMOS | CMOS | CMOS | CMOS | CMOS | CMOS | CMOS | CMOS |
| Temperature Grade | INDUSTRIAL | INDUSTRIAL | — | INDUSTRIAL | — | — | INDUSTRIAL | — | — | — | — | — |
| Terminal Form | 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 | 0.5 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 | 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 | MICROCONTROLLER, RISC |
| JESD-609 Code | — | e3 | — | e3 | — | e4 | e3 | e4 | — | — | e4 | — |
| Peak Reflow Temperature (Cel) | — | 260 | 260 | 260 | — | 260 | 260 | 260 | NOT SPECIFIED | — | 260 | NOT SPECIFIED |
| Terminal Finish | — | Matte Tin (Sn) | Tin (Sn) - immersion | Matte Tin (Sn) - annealed | — | Nickel/Palladium/Gold (Ni/Pd/Au) | Tin (Sn) | Nickel/Palladium/Gold (Ni/Pd/Au) | — | — | Nickel/Palladium/Gold (Ni/Pd/Au) | — |
| Boundary Scan | — | — | YES | NO | 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 | CORTEX-M4 |
| Format | — | — | FLOATING POINT | — | FLOATING-POINT | FLOATING POINT | — | FLOATING POINT | FLOATING POINT | FLOATING POINT | FLOATING POINT | FLOATING POINT |
| Integrated Cache | — | — | NO | — | YES | NO | — | NO | NO | YES | NO | NO |
| Low Power Mode | — | — | YES | — | YES | YES | — | YES | YES | YES | YES | YES |
| Number of DMA Channels | — | — | 14 | 14 | 14 | 14 | — | 14 | 14 | 14 | 14 | 14 |
| Number of External Interrupts | — | — | 16 | — | 16 | 16 | — | 16 | 16 | 16 | 16 | 16 |
| Number of Serial I/Os | — | — | 7 | — | 6 | 6 | — | 5 | 4 | 4 | 6 | 6 |
| Number of Timers | — | — | 14 | 9 | 9 | 9 | 9 | 12 | 8 | 11 | 9 | 9 |
| On Chip Data RAM Width | — | — | 8 | — | 8 | 8 | — | 8 | 8 | 8 | 8 | 8 |
| Package Equivalence Code | — | — | QFP64,.47SQ,20 | — | LCC48,.27SQ,20 | LCC48,.27SQ,20 | — | LCC48,.28SQ,20 | LCC48,.27SQ,20 | LCC48,.27SQ,20 | LCC48,.27SQ,20 | LCC48,.27SQ,20 |
| RAM (bytes) | — | — | 131072 | 65536 | 65536 | 163840 | 65536 | 163840 | 40960 | 40960 | 163840 | 163840 |
| ROM (words) | — | — | 1048576 | 262144 | 262144 | 262144 | 262144 | 262144 | 131072 | 131072 | 524288 | 524288 |
| Supply Current-Max | — | — | 12.1 mA | — | 10.3 mA | 10.5 mA | — | 10.5 mA | 8.4 mA | 8.4 mA | 10.5 mA | 10.5 mA |
| Time@Peak Reflow Temperature-Max (s) | — | — | NOT SPECIFIED | — | — | — | 30 | — | NOT SPECIFIED | — | — | NOT SPECIFIED |
| ## STM32L476RGT6 Alternates Showing results | — | — | Image | — | — | — | — | — | — | — | — | — |
| Additional Feature | — | — | — | ALSO OPERATES @ 1.08V TO 1.32 AT FULL FREQ RANGE | — | — | SEATED HGT-CALCULATED | — | — | — | — | — |
| Date Of Intro | — | — | — | — | — | 2018-05-28 | 2018-05-25 | — | — | — | — | 2018-05-28 |
| Reach Compliance Code | — | — | — | — | — | — | — | — | Compliant | — | — | — |
Cells highlighted in yellow indicate differing values across parts. Always verify with official datasheets before substitution.
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Quick Links
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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
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 STM32L443CCU6 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 STM32L443CCU6 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 STM32L443CCU6?
Known equivalents for STM32L443CCU6 include STM32L443VCT6, STM32L476RGT6, STM32L433CCU6. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of STM32L443CCU6?
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 STM32L443CCU6 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.