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STM32L4 Series ARM Microcontrollers - MCU

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (SGD) Filter the results in the table by unit price based on your quantity.	Qty.	Series	Mounting Style	Package/Case	Core	Program Memory Size	Data Bus Width	ADC Resolution	Maximum Clock Frequency	Number of I/Os	Data RAM Size	Supply Voltage - Min	Supply Voltage - Max	Minimum Operating Temperature	Maximum Operating Temperature	Packaging
ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 128 Kbytes of Flash , USB STM32L412KBU3 STMicroelectronics 1: $5.44 2,497In Stock	Mfr. Part No. STM32L412KBU3 Mouser Part No 511-STM32L412KBU3	STMicroelectronics	ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 128 Kbytes of Flash , USB	Datasheet	2,497In Stock	$5.44 $4.26 $3.96 $3.79 View $3.70 $3.50	Min.: 1 Mult.: 1 Max.: 500	STM32L4	SMD/SMT	QFN-32	ARM Cortex M4	128 kB	32 bit	12 bit	80 MHz	26 I/O	40 kB	1.71 V	3.6 V	- 40 C	+ 125 C	Tray
ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 256 Kbytes of Flash STM32L431KCU6TR STMicroelectronics 1: $8.62 56In Stock 69,000On Order	Mfr. Part No. STM32L431KCU6TR Mouser Part No 511-STM32L431KCU6TR	STMicroelectronics	ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 256 Kbytes of Flash	Datasheet	56In Stock 69,000On Order On Order Ship Dates Mfr. No: STM32L431KCU6TR Stock: 56 Can Dispatch Immediately On Order: 12,000 Expected 1/10/2026 6,000 Expected 9/10/2026 51,000 TBD Factory Lead Time: 52 Weeks	Cut Tape $8.62 $5.93 $5.52 $4.86 View Reel $3.88 $4.61 $4.13 $4.08 $3.88 MouseReel Available	Min.: 1 Mult.: 1 Max.: 3,000 : 3,000	STM32L4	SMD/SMT	QFN-32	ARM Cortex M4	256 kB	32 bit	12 bit	80 MHz	26 I/O	64 kB	1.71 V	3.6 V	- 40 C	+ 85 C	Reel, Cut Tape, MouseReel
ARM Microcontrollers - MCU Ultra-low-power with FPU Arm Cortex-M4 MCU 80 MHz with 256 Kbytes of Flash memor STM32L432KCU6TR STMicroelectronics 1: $8.76 49In Stock 9,000On Order	Mfr. Part No. STM32L432KCU6TR Mouser Part No 511-STM32L432KCU6TR	STMicroelectronics	ARM Microcontrollers - MCU Ultra-low-power with FPU Arm Cortex-M4 MCU 80 MHz with 256 Kbytes of Flash memor	Datasheet	49In Stock 9,000On Order	Cut Tape $8.76 $6.53 $5.93 $5.40 View Reel $4.32 $5.25 $4.64 $4.53 $4.32 MouseReel Available	Min.: 1 Mult.: 1 Max.: 3,000 : 3,000	STM32L4														Reel, Cut Tape, MouseReel
ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 512 Kbytes of Flash USB OTG, DFSDM STM32L475RET6TR STMicroelectronics 1: $12.76 154In Stock	Mfr. Part No. STM32L475RET6TR Mouser Part No 511-STM32L475RET6TR	STMicroelectronics	ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 512 Kbytes of Flash USB OTG, DFSDM	Datasheet	154In Stock	Cut Tape $12.76 $9.70 $8.95 $8.11 Reel $8.11 MouseReel Available	Min.: 1 Mult.: 1 Max.: 100 : 1,000	STM32L4	SMD/SMT	LQFP-64	ARM Cortex M4	512 kB	32 bit	3 x 12 bit	80 MHz	51 I/O	128 kB	1.71 V	3.6 V	- 40 C	+ 85 C	Reel, Cut Tape, MouseReel
ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 512 Kbytes of Flash LCD, USB OTG, D STM32L476VET6TR STMicroelectronics 1: $14.61 5In Stock	Mfr. Part No. STM32L476VET6TR Mouser Part No 511-STM32L476VET6TR	STMicroelectronics	ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 512 Kbytes of Flash LCD, USB OTG, D	Datasheet	5In Stock	Cut Tape $14.61 $11.29 $10.77 $9.36 View Reel $8.23 $8.94 $8.45 $8.23	Min.: 1 Mult.: 1 : 1,000	STM32L4	SMD/SMT	LQFP-100	ARM Cortex M4	512 kB	32 bit	12 bit	80 MHz	82 I/O	128 kB	1.71 V	3.6 V	- 40 C	+ 85 C	Reel, Cut Tape
ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 512 kbytes of Flash USB Device, AES STM32L462VET6TR STMicroelectronics 1: $12.78 993On Order	Mfr. Part No. STM32L462VET6TR Mouser Part No 511-STM32L462VET6TR	STMicroelectronics	ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 512 kbytes of Flash USB Device, AES	Datasheet	993On Order	Cut Tape $12.78 $9.89 $9.14 $8.27 Reel $8.27 MouseReel Available	Min.: 1 Mult.: 1 Max.: 150 : 1,000	STM32L4	SMD/SMT	LQFP-100	ARM Cortex M4	512 kB	32 bit	12 bit	80 MHz	83 I/O	160 kB	1.71 V	3.6 V	- 40 C	+ 85 C	Reel, Cut Tape, MouseReel
ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 64 Kbytes Flash, USB STM32L412C8T6TR STMicroelectronics 2,400: $2.96 Non-Stocked Lead-Time 52 Weeks New Product	Mfr. Part No. STM32L412C8T6TR Mouser Part No 511-STM32L412C8T6TR New Product	STMicroelectronics	ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 64 Kbytes Flash, USB	Datasheet	Non-Stocked Lead-Time 52 Weeks	Reel $2.96	Min.: 2,400 Mult.: 2,400 : 2,400	STM32L4	SMD/SMT	LQFP-48	ARM Cortex M4	64 kB	32 bit	12 bit	48 MHz	38 I/O	40 kB	1.71 V	3.6 V	- 40 C	+ 85 C	Reel
ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 64 Kbytes of Flash, USB STM32L412T8Y6TR STMicroelectronics 5,000: $2.57 Non-Stocked Lead-Time 52 Weeks	Mfr. Part No. STM32L412T8Y6TR Mouser Part No 511-STM32L412T8Y6TR	STMicroelectronics	ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 64 Kbytes of Flash, USB	Datasheet	Non-Stocked Lead-Time 52 Weeks	Reel $2.57	Min.: 5,000 Mult.: 5,000 : 5,000	STM32L4														Reel
ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 128 Kbytes Flash, USB STM32L412TBY3TR STMicroelectronics 5,000: $3.33 Non-Stocked Lead-Time 52 Weeks	Mfr. Part No. STM32L412TBY3TR Mouser Part No 511-STM32L412TBY3TR	STMicroelectronics	ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 128 Kbytes Flash, USB	Datasheet	Non-Stocked Lead-Time 52 Weeks	Reel $3.33	Min.: 5,000 Mult.: 5,000 : 5,000	STM32L4	SMD/SMT	WLCSP-36	ARM Cortex M4F	128 kB	32 bit	12 bit	80 MHz	30 I/O	40 kB	1.71 V	3.6 V	- 40 C	+ 125 C	Reel
ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 512 kbytes Flash, USB Device, DFSDM STM32L452CEU3TR STMicroelectronics 2,500: $6.72 Non-Stocked Lead-Time 52 Weeks New Product	Mfr. Part No. STM32L452CEU3TR Mouser Part No 511-STM32L452CEU3TR New Product	STMicroelectronics	ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 512 kbytes Flash, USB Device, DFSDM	Datasheet	Non-Stocked Lead-Time 52 Weeks	Reel $6.72	Min.: 2,500 Mult.: 2,500 : 2,500	STM32L4	SMD/SMT	QFN-48	ARM Cortex M4	512 kB	32 bit	12 bit	80 MHz	38 I/O	160 kB	1.71 V	3.6 V	- 40 C	+ 125 C	Reel
ARM Microcontrollers - MCU Ultra-low-power with FPU Arm Cortex-M4 MCU 80 MHz with 512 kbytes of Flash memory, USB Device, DFSDM STM32L452REY3TR STMicroelectronics 5,000: $6.60 Non-Stocked Lead-Time 52 Weeks New Product	Mfr. Part No. STM32L452REY3TR Mouser Part No 511-STM32L452REY3TR New Product	STMicroelectronics	ARM Microcontrollers - MCU Ultra-low-power with FPU Arm Cortex-M4 MCU 80 MHz with 512 kbytes of Flash memory, USB Device, DFSDM	Datasheet	Non-Stocked Lead-Time 52 Weeks	Reel $6.60	Min.: 5,000 Mult.: 5,000 : 5,000	STM32L4	SMD/SMT	CSP-64	ARM Cortex M4	512 kB	32 bit	12 bit	80 MHz	52 I/O	160 kB	1.71 V	3.6 V	- 40 C	+ 125 C	Reel
ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 512 Kbytes of Flash , DFSDM STM32L471QEI6TR STMicroelectronics 2,500: $7.98 Non-Stocked Lead-Time 52 Weeks	Mfr. Part No. STM32L471QEI6TR Mouser Part No 511-STM32L471QEI6TR	STMicroelectronics	ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 512 Kbytes of Flash , DFSDM	Datasheet	Non-Stocked Lead-Time 52 Weeks	Reel $7.98	Min.: 2,500 Mult.: 2,500 : 2,500	STM32L4	SMD/SMT	UFBGA-132	ARM Cortex M4	512 kB	32 bit	12 bit	80 MHz	109 I/O	128 kB	1.71 V	3.6 V	- 40 C	+ 85 C	Reel
ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 512 Kbytes of Flash , DFSDM STM32L471QEI7TR STMicroelectronics 2,500: $8.54 Non-Stocked Lead-Time 52 Weeks	Mfr. Part No. STM32L471QEI7TR Mouser Part No 511-STM32L471QEI7TR	STMicroelectronics	ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 512 Kbytes of Flash , DFSDM	Datasheet	Non-Stocked Lead-Time 52 Weeks	Reel $8.54	Min.: 2,500 Mult.: 2,500 : 2,500	STM32L4	SMD/SMT	UFBGA-132	ARM Cortex M4	512 kB	32 bit	12 bit	80 MHz	109 I/O	128 kB	1.71 V	3.6 V	- 40 C	+ 105 C	Reel
ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 512 Kbytes of Flash , DFSDM STM32L471ZET6TR STMicroelectronics 500: $8.94 Non-Stocked Lead-Time 52 Weeks	Mfr. Part No. STM32L471ZET6TR Mouser Part No 511-STM32L471ZET6TR	STMicroelectronics	ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 512 Kbytes of Flash , DFSDM	Datasheet	Non-Stocked Lead-Time 52 Weeks	Reel $8.94	Min.: 500 Mult.: 500 : 500	STM32L4	SMD/SMT	LQFP-144	ARM Cortex M4	512 kB	32 bit	12 bit	80 MHz	114 I/O	128 kB	1.71 V	3.6 V	- 40 C	+ 85 C	Reel
ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 1 Mbyte of Flash USB OTG, LCD, AES- STM32L4A6VGT6P STMicroelectronics 540: $11.12 Non-Stocked Lead-Time 52 Weeks	Mfr. Part No. STM32L4A6VGT6P Mouser Part No 511-STM32L4A6VGT6P	STMicroelectronics	ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 1 Mbyte of Flash USB OTG, LCD, AES- Learn More about STMicroelectronics stm stm32l4 mcu fpu	Datasheet	Non-Stocked Lead-Time 52 Weeks	$11.12	Min.: 540 Mult.: 540	STM32L4	SMD/SMT	LQFP-100	ARM Cortex M4	1 MB	32 bit	3 x 12 bit	80 MHz	136 I/O	320 kB	1.71 V	3.6 V	- 40 C	+ 85 C	Tray
ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 128 Kbytes of Flash, USB STMicroelectronics STM32L412KBT6TR STM32L412KBT6TR STMicroelectronics 2,400: $3.18 Non-Stocked Lead-Time 52 Weeks	Mfr. Part No. STM32L412KBT6TR Mouser Part No 511-STM32L412KBT6TR	STMicroelectronics	ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 128 Kbytes of Flash, USB	Datasheet	Non-Stocked Lead-Time 52 Weeks	Reel $3.18	Min.: 2,400 Mult.: 2,400 : 2,400	STM32L4														Reel
ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 128 Kbytes Flash STMicroelectronics STM32L431CBT3 STM32L431CBT3 STMicroelectronics 1,500: $4.15 Non-Stocked Lead-Time 52 Weeks	Mfr. Part No. STM32L431CBT3 Mouser Part No 511-STM32L431CBT3	STMicroelectronics	ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 128 Kbytes Flash	Datasheet	Non-Stocked Lead-Time 52 Weeks	$4.15	Min.: 1,500 Mult.: 1,500	STM32L4	SMD/SMT	LQFP-48	ARM Cortex M4F	128 kB	32 bit	12 bit	80 MHz	39 I/O	64 kB	1.71 V	3.6 V	- 40 C	+ 125 C	Tray
ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 128 Kbytes Flash STMicroelectronics STM32L431CBT3TR STM32L431CBT3TR STMicroelectronics 2,400: $4.09 Non-Stocked Lead-Time 52 Weeks	Mfr. Part No. STM32L431CBT3TR Mouser Part No 511-STM32L431CBT3TR	STMicroelectronics	ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 128 Kbytes Flash	Datasheet	Non-Stocked Lead-Time 52 Weeks	Reel $4.09	Min.: 2,400 Mult.: 2,400 : 2,400	STM32L4	SMD/SMT	LQFP-48	ARM Cortex M4F	128 kB	32 bit	12 bit	80 MHz	39 I/O	64 kB	1.71 V	3.6 V	- 40 C	+ 125 C	Reel
ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 512 kbytes Flash memory, DFSDM STMicroelectronics STM32L451VEI6TR STM32L451VEI6TR STMicroelectronics 2,500: $6.75 Non-Stocked Lead-Time 52 Weeks New Product	Mfr. Part No. STM32L451VEI6TR Mouser Part No 511-STM32L451VEI6TR New Product	STMicroelectronics	ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 512 kbytes Flash memory, DFSDM	Datasheet	Non-Stocked Lead-Time 52 Weeks	Reel $6.75	Min.: 2,500 Mult.: 2,500 : 2,500	STM32L4														Reel

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