STM32F446MEY6TRAlternatives & Equivalent Parts

About STM32F446MEY6TR

STM32F446MEY6TR is a Integrated Circuit component manufactured by STMicroelectronics. It comes in a BGA 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	STM32F446MEY6TRSource	STM32F446RCT6	MCP25625T-E/SS	STM32F042F4P6	STM32F446MEY6MTR
Manufacturer	STMicroelectronics	STMicroelectronics	Microchip	STMicroelectronics	STMicroelectronics
Package Type	BGA	Quad Flat Packages	Small Outline Packages	Small Outline Packages	BGA
Pin Count	81	64	28	20	81
Temperature Range	-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
Price	$3.7776	$3.7521	$1.2050	$1.6171	$4.4073
Stock	In Stock	In Stock	In Stock	In Stock	In Stock
Lifecycle	ACTIVE	ACTIVE	NOT RECOMMENDED	ACTIVE	ACTIVE
Electrical Parameters
Factory Lead Time	15 Weeks	15 Weeks	4 Weeks	—	15 Weeks
YTEOL	9	9	3	9	9
Has ADC	YES	YES	—	YES	YES
Bit Size	32	32	—	32	32
Boundary Scan	YES	—	NO	NO	YES
CPU Family	CORTEX-M4	CORTEX-M4F	—	CORTEX-M0	CORTEX-M4
Clock Frequency-Max	26 MHz	16 MHz	25 MHz	32 MHz	26 MHz
DAC Channels	YES	—	—	NO	YES
DMA Channels	YES	YES	—	YES	YES
Format	FLOATING POINT	—	—	—	FLOATING POINT
Integrated Cache	NO	—	—	—	NO
JESD-30 Code	R-PBGA-B81	S-PQFP-G64	R-PDSO-G28	R-PDSO-G20	R-PBGA-B81
Low Power Mode	YES	—	YES	—	YES
Number of DMA Channels	2	—	—	—	2
Number of External Interrupts	16	—	—	—	16
Number of I/O Lines	63	50	—	16	63
Number of Serial I/Os	6	—	1	—	6
Number of Timers	15	—	—	7	15
On Chip Data RAM Width	8	—	—	—	8
On Chip Program ROM Width	8	8	—	8	8
PWM Channels	YES	YES	—	YES	YES
Package Body Material	PLASTIC/EPOXY	PLASTIC/EPOXY	PLASTIC/EPOXY	PLASTIC/EPOXY	PLASTIC/EPOXY
Package Equivalence Code	BGA81,9X9,16	QFP64,.47SQ,20	—	TSSOP20,.25	BGA81,9X9,16
Package Shape	RECTANGULAR	SQUARE	RECTANGULAR	RECTANGULAR	RECTANGULAR
Package Style	GRID ARRAY, VERY THIN PROFILE, FINE PITCH	FLATPACK	SMALL OUTLINE, SHRINK PITCH	SMALL OUTLINE, THIN PROFILE, SHRINK PITCH	GRID ARRAY, VERY THIN PROFILE, FINE PITCH
Peak Reflow Temperature (Cel)	260	260	260	260	—
Qualification Status	Not Qualified	Not Qualified	—	Not Qualified	—
RAM (bytes)	135168	131072	—	6144	135168
ROM (words)	524288	262144	—	16384	524288
ROM Programmability	FLASH	FLASH	—	FLASH	FLASH
Speed	180 MHz	180 MHz	—	48 MHz	180 MHz
Supply Current-Max	115 mA	115 mA	10 mA	23.4 mA	115 mA
Supply Voltage-Max	3.6 V	3.6 V	5.5 V	3.6 V	3.6 V
Supply Voltage-Min	2.4 V	1.7 V	2.7 V	3.3 V	2.4 V
Supply Voltage-Nom	2.4 V	3.3 V	4.5 V	3.3 V	2.4 V
Surface Mount	YES	YES	YES	YES	YES
Technology	CMOS	CMOS	CMOS	CMOS	CMOS
Temperature Grade	INDUSTRIAL	INDUSTRIAL	—	INDUSTRIAL	INDUSTRIAL
Terminal Form	BALL	GULL WING	GULL WING	GULL WING	BALL
Terminal Pitch	0.4 mm	0.5 mm	0.65 mm	0.65 mm	0.4 mm
Terminal Position	BOTTOM	QUAD	DUAL	DUAL	BOTTOM
Time@Peak Reflow Temperature-Max (s)	NOT SPECIFIED	—	40	—	—
uPs/uCs/Peripheral ICs Type	MICROCONTROLLER, RISC	MICROCONTROLLER, RISC	SERIAL IO/COMMUNICATION CONTROLLER, LAN	MICROCONTROLLER, RISC	MICROCONTROLLER, RISC
## STM32F446MEY6TR Alternates Showing results	Image	—	—	—	—
Address Bus Width	—	24	—	—	—
External Data Bus Width	—	32	—	—	—
JESD-609 Code	—	e3	e3	e4	—
Terminal Finish	—	Matte Tin (Sn) - annealed	Matte Tin (Sn)	Nickel/Palladium/Gold (Ni/Pd/Au)	—
## STM32F446RCT6 Alternates Showing results	—	Image	—	—	—
Manufacturer Package Code	—	—	SSOP-28	—	—
Bus Compatibility	—	—	SPI	—	—
Communication Protocol	—	—	CAN	—	—
Data Transfer Rate-Max	—	—	0.125 MBps	—	—
Screening Level	—	—	TS 16949	—	—
## MCP25625T-E/SS Alternates Showing results	—	—	Image	—	—
Additional Feature	—	—	—	INTERNAL 3-CH ADC IS ALSO AVAILABLE	—

Cells highlighted in yellow indicate differing values across parts. Always verify with official datasheets before substitution.

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STM32F446MEY6MTRby STMicroelectronics

RISC Microcontroller, 32-Bit, FLASH, CORTEX-M4 CPU, 180MHz, CMOS, PBGA81

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Why Look for Alternatives?

Finding alternatives for STM32F446MEY6TR 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 STM32F446MEY6TR 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 STM32F446MEY6TR?

Known equivalents for STM32F446MEY6TR include STM32F446RCT6, MCP25625T-E/SS, STM32F042F4P6. Contact FindMyChip for a full compatibility analysis for your specific application.

Can I use a different manufacturer's part instead of STM32F446MEY6TR?

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 STM32F446MEY6TR 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.