STM32F446ZET6UAlternatives & Equivalent Parts
About STM32F446ZET6U
STM32F446ZET6U 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 | STM32F446ZET6USource | STM32F446ZCT6JTR | STM32F446VCT6 | STM32F446ZET6 | STM32F446ZCT7 | STM32F429ZIT6E | STM32F439ZGT6TR | STM32F439ZGT7TR |
|---|---|---|---|---|---|---|---|---|
| Manufacturer | 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 |
| Pin Count | 144 | 144 | 100 | 144 | 144 | 144 | 144 | 144 |
| Temperature Range | — | — | -40.0°C ~ 85.0°C | -40.0°C ~ 85.0°C | -40.0°C ~ 105.0°C | — | -40.0°C ~ 85.0°C | -40.0°C ~ 105.0°C |
| Price | — | $7.3433 | $4.0660 | $5.5285 | — | — | $9.0941 | $8.4785 |
| Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock |
| Lifecycle | ACTIVE | ACTIVE | ACTIVE | ACTIVE | ACTIVE | NOT RECOMMENDED | ACTIVE | ACTIVE |
| Electrical Parameters | ||||||||
| Manufacturer Package Code | — | LQFP 144 20x20x1.4 | — | — | — | — | — | — |
| YTEOL | — | 8 | 9 | 9 | 9 | 3 | 9 | 9 |
| Has ADC | — | YES | YES | YES | YES | YES | YES | YES |
| Address Bus Width | — | 24 | 24 | 24 | 24 | 24 | — | — |
| Bit Size | — | 32 | 32 | 32 | 32 | 32 | 32 | 32 |
| Clock Frequency-Max | — | 26 MHz | 16 MHz | 16 MHz | 16 MHz | 26 MHz | 26 MHz | 26 MHz |
| DMA Channels | — | YES | YES | YES | YES | YES | YES | YES |
| External Data Bus Width | — | 32 | 32 | 32 | 32 | 32 | — | — |
| Number of I/O Lines | — | 114 | 81 | 114 | 114 | 114 | 114 | 114 |
| PWM Channels | — | YES | YES | YES | YES | YES | YES | YES |
| Package Shape | — | SQUARE | SQUARE | SQUARE | SQUARE | SQUARE | SQUARE | SQUARE |
| Package Style | — | FLATPACK | FLATPACK | FLATPACK | FLATPACK | FLATPACK, LOW PROFILE, FINE PITCH | FLATPACK, LOW PROFILE, FINE PITCH | FLATPACK, LOW PROFILE, FINE PITCH |
| Speed | — | 180 MHz | 180 MHz | 180 MHz | 180 MHz | 180 MHz | 180 MHz | 180 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 |
| Supply Voltage-Min | — | 1.7 V | 1.7 V | 1.7 V | 1.7 V | 1.7 V | 3.3 V | 3.3 V |
| Supply Voltage-Nom | — | 3.3 V | 3.3 V | 3.3 V | 3.3 V | 3.3 V | 3.3 V | 3.3 V |
| Surface Mount | — | YES | YES | YES | YES | YES | YES | YES |
| Terminal Form | — | 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 |
| Terminal Position | — | 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 |
| Factory Lead Time | — | — | 15 Weeks | 15 Weeks | — | — | 15 Weeks | 15 Weeks |
| CPU Family | — | — | CORTEX-M4F | CORTEX-M4F | CORTEX-M4F | — | CORTEX-M4F | CORTEX-M4F |
| JESD-30 Code | — | — | S-PQFP-G100 | S-PQFP-G144 | S-PQFP-G144 | — | S-PQFP-G144 | S-PQFP-G144 |
| On Chip Program ROM Width | — | — | 8 | 8 | 8 | — | 8 | 8 |
| Package Body Material | — | — | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | — | PLASTIC/EPOXY | PLASTIC/EPOXY |
| Package Equivalence Code | — | — | QFP100,.63SQ,20 | QFP144,.87SQ,20 | QFP144,.87SQ,20 | — | QFP144,.87SQ,20 | QFP144,.87SQ,20 |
| Qualification Status | — | — | Not Qualified | Not Qualified | Not Qualified | — | Not Qualified | Not Qualified |
| RAM (bytes) | — | — | 131072 | 131072 | 131072 | — | 262144 | 262144 |
| ROM (words) | — | — | 262144 | 524288 | 262144 | — | 1048576 | 1048576 |
| ROM Programmability | — | — | FLASH | FLASH | FLASH | — | FLASH | FLASH |
| Supply Current-Max | — | — | 115 mA | 115 mA | 125 mA | — | 140 mA | 151 mA |
| Technology | — | — | CMOS | CMOS | CMOS | — | CMOS | CMOS |
| Temperature Grade | — | — | INDUSTRIAL | INDUSTRIAL | INDUSTRIAL | — | INDUSTRIAL | INDUSTRIAL |
| ## STM32F446VCT6 Alternates Showing results | — | — | Image | — | — | — | — | — |
| Boundary Scan | — | — | — | — | — | — | YES | YES |
| DAC Channels | — | — | — | — | — | — | YES | YES |
| JESD-609 Code | — | — | — | — | — | — | e3 | e3 |
| Number of DMA Channels | — | — | — | — | — | — | 16 | 16 |
| Number of Timers | — | — | — | — | — | — | 17 | 17 |
| Peak Reflow Temperature (Cel) | — | — | — | — | — | — | 260 | 260 |
| Terminal Finish | — | — | — | — | — | — | Matte Tin (Sn) | Matte Tin (Sn) |
| Time@Peak Reflow Temperature-Max (s) | — | — | — | — | — | — | — | NOT SPECIFIED |
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 7 alternatives for STM32F446ZET6U — response within 24 hours.
Quick Links
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suggested
RISC Microcontroller, 32-Bit, FLASH, CORTEX-M4F CPU, 180MHz, CMOS, PQFP144
RISC Microcontroller, 32-Bit, FLASH, CORTEX-M4F CPU, 180MHz, CMOS, PQFP144
RISC Microcontroller, 32-Bit, FLASH, CORTEX-M4F CPU, 180MHz, CMOS, PQFP144
RISC Microcontroller, 32-Bit, FLASH, CORTEX-M4F CPU, 180MHz, CMOS, PQFP144
Why Look for Alternatives?
Finding alternatives for STM32F446ZET6U 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 STM32F446ZET6U 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 STM32F446ZET6U?
Known equivalents for STM32F446ZET6U include STM32F446ZCT6JTR, STM32F446VCT6, STM32F446ZET6. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of STM32F446ZET6U?
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 STM32F446ZET6U 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.