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256 kB Semiconductors

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (USD) Filter the results in the table by unit price based on your quantity.	Qty.
ARM Microcontrollers - MCU Ultra Low M3 ARM 256 Kbytes 32 MHz STM32L152RCT6 STMicroelectronics 1: $8.94 750In Stock	Mfr. Part No. STM32L152RCT6 Mouser Part No 511-STM32L152RCT6	STMicroelectronics	ARM Microcontrollers - MCU Ultra Low M3 ARM 256 Kbytes 32 MHz Learn More about STMicroelectronics stm32l1	Datasheet	750In Stock	$8.94 $6.92 $6.11 $5.71 View $5.49 $5.15 Quote	Min.: 1 Mult.: 1
ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 256 Kbytes of Flash STM32L431RCI6 STMicroelectronics 1: $5.82 1,840In Stock	Mfr. Part No. STM32L431RCI6 Mouser Part No 511-STM32L431RCI6	STMicroelectronics	ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 256 Kbytes of Flash Learn More about STMicroelectronics stm stm32l4 mcu fpu	Datasheet	1,840In Stock	$5.82 $4.43 $3.88 $3.71	Min.: 1 Mult.: 1 Max.: 300
ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 256 Kbytes of Flash , LCD, USB STM32L433CCT6 STMicroelectronics 1: $6.11 1,787In Stock 1,500Expected 2027/10/26	Mfr. Part No. STM32L433CCT6 Mouser Part No 511-STM32L433CCT6	STMicroelectronics	ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 256 Kbytes of Flash , LCD, USB Learn More about STMicroelectronics stm stm32l4 mcu fpu	Datasheet	1,787In Stock 1,500Expected 2027/10/26	$6.11 $4.68 $4.09 $3.91 $3.61	Min.: 1 Mult.: 1 Max.: 500
ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 256 Kbytes of Flash , LCD, USB STM32L433CCU3 STMicroelectronics 1: $7.42 520In Stock 1,560On Order	Mfr. Part No. STM32L433CCU3 Mouser Part No 511-STM32L433CCU3	STMicroelectronics	ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 256 Kbytes of Flash , LCD, USB Learn More about STMicroelectronics stm stm32l4 mcu fpu	Datasheet	520In Stock 1,560On Order	$7.42 $5.55 $5.04 $4.59 $4.47	Min.: 1 Mult.: 1 Max.: 250
ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 256 Kbytes of Flash LCD, USB, AES-2 STM32L443CCU6 STMicroelectronics 1: $7.33 1,022In Stock	Mfr. Part No. STM32L443CCU6 Mouser Part No 511-STM32L443CCU6	STMicroelectronics	ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 256 Kbytes of Flash LCD, USB, AES-2 Learn More about STMicroelectronics stm stm32l4 mcu fpu	Datasheet	1,022In Stock	$7.33 $5.38 $5.01 $4.41 $4.18	Min.: 1 Mult.: 1 Max.: 300
ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 256 Kbytes of Flash LCD, USB, AES-2 STM32L443RCT6 STMicroelectronics 1: $6.87 2,488In Stock	Mfr. Part No. STM32L443RCT6 Mouser Part No 511-STM32L443RCT6	STMicroelectronics	ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 256 Kbytes of Flash LCD, USB, AES-2 Learn More about STMicroelectronics stm stm32l4 mcu fpu	Datasheet	2,488In Stock	$6.87 $5.27 $4.63 $4.43 $4.11	Min.: 1 Mult.: 1 Max.: 500
ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 256 kbytes of Flash , DFSDM STM32L451VCT6 STMicroelectronics 1: $7.59 1,677In Stock	Mfr. Part No. STM32L451VCT6 Mouser Part No 511-STM32L451VCT6	STMicroelectronics	ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 256 kbytes of Flash , DFSDM Learn More about STMicroelectronics stm stm32l4 mcu fpu	Datasheet	1,677In Stock	$7.59 $5.42 $4.99 $4.78	Min.: 1 Mult.: 1 Max.: 500
ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 256 kbytes of Flash USB Device, DFS STM32L452CCU6 STMicroelectronics 1: $7.48 1,649In Stock	Mfr. Part No. STM32L452CCU6 Mouser Part No 511-STM32L452CCU6	STMicroelectronics	ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 256 kbytes of Flash USB Device, DFS Learn More about STMicroelectronics stm stm32l4 mcu fpu	Datasheet	1,649In Stock	$7.48 $5.50 $5.12 $4.50 View $4.27 $3.83	Min.: 1 Mult.: 1 Max.: 500
ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 256 Kbytes of Flash LCD, USB OTG, D STM32L476VCT6 STMicroelectronics 1: $9.33 798In Stock 7,560On Order	Mfr. Part No. STM32L476VCT6 Mouser Part No 511-STM32L476VCT6	STMicroelectronics	ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 256 Kbytes of Flash LCD, USB OTG, D Learn More about STMicroelectronics stm stm32l4 mcu fpu	Datasheet	798In Stock 7,560On Order On Order Ship Dates Mfr. No: STM32L476VCT6 Stock: 798 Can Dispatch Immediately On Order: 1,620 Expected 2027/02/24 5,940 TBD Factory Lead Time: 52 Weeks	$9.33 $6.86 $6.47 $5.82 $5.44	Min.: 1 Mult.: 1 Max.: 500
ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M33 Trust Zone, MCU 110 MHz 256 kbytes of Flash STM32L552RCT6 STMicroelectronics 1: $10.39 840In Stock	Mfr. Part No. STM32L552RCT6 Mouser Part No 511-STM32L552RCT6	STMicroelectronics	ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M33 Trust Zone, MCU 110 MHz 256 kbytes of Flash Learn More about STMicroelectronics stm stm32 l5 mcus	Datasheet	840In Stock	$10.39 $8.07 $7.15 $6.70	Min.: 1 Mult.: 1 Max.: 250
ARM Microcontrollers - MCU Ultra-low-power dual core Arm Cortex-M4 64MHz Cortex-M0+ 32MHz 256Kbytes Flash STM32WB35CCU6A STMicroelectronics 1: $6.71 1,680In Stock	Mfr. Part No. STM32WB35CCU6A Mouser Part No 511-STM32WB35CCU6A	STMicroelectronics	ARM Microcontrollers - MCU Ultra-low-power dual core Arm Cortex-M4 64MHz Cortex-M0+ 32MHz 256Kbytes Flash Learn More about STMicroelectronics stm stm32wb wireless mcu	Datasheet	1,680In Stock	$6.71 $5.58 $5.33 $4.81 View $4.73 $4.55 $4.38	Min.: 1 Mult.: 1
32-bit Microcontrollers - MCU 256KB, 144LQFP Ind AT32UC3A3256-ALUT Microchip Technology 1: $16.03 335In Stock 480Expected 2026/11/11	Mfr. Part No. AT32UC3A3256-ALUT Mouser Part No 556-AT32UC3A3256ALUT	Microchip Technology	32-bit Microcontrollers - MCU 256KB, 144LQFP Ind Learn More about Microchip Technology microchip a3 a4 series mcus	Datasheet	335In Stock 480Expected 2026/11/11	$16.03 $14.56 $13.19	Min.: 1 Mult.: 1
32-bit Microcontrollers - MCU 32-bit AT32UC3B1256-AUT Microchip Technology 1: $8.63 712In Stock 1,000Expected 2027/01/05	Mfr. Part No. AT32UC3B1256-AUT Mouser Part No 556-AT32UC3B1256-AUT	Microchip Technology	32-bit Microcontrollers - MCU 32-bit Learn More about Microchip Technology microchip b series mcus	Datasheet	712In Stock 1,000Expected 2027/01/05	$8.63 $7.84 $7.11	Min.: 1 Mult.: 1
32-bit Microcontrollers - MCU UC3C 256K FLASH 64K SRAM AT32UC3C2256C-A2UR Microchip Technology 1: $12.44 609In Stock	Mfr. Part No. AT32UC3C2256C-A2UR Mouser Part No 556-AT32UC3C2256CA2R	Microchip Technology	32-bit Microcontrollers - MCU UC3C 256K FLASH 64K SRAM Learn More about Microchip Technology microchip c series mcus	Datasheet	609In Stock	Cut Tape $12.44 $12.03 Reel $10.26	Min.: 1 Mult.: 1 : 1,500
32-bit Microcontrollers - MCU UC3C 512K FLASH 64K SRAM AT32UC3C2256C-A2UT Microchip Technology 1: $12.25 337In Stock 800Expected 2026/12/10	Mfr. Part No. AT32UC3C2256C-A2UT Mouser Part No 556-AT32UC3C2256CA2T	Microchip Technology	32-bit Microcontrollers - MCU UC3C 512K FLASH 64K SRAM Learn More about Microchip Technology microchip c series mcus	Datasheet	337In Stock 800Expected 2026/12/10	$12.25 $11.12 $10.07	Min.: 1 Mult.: 1
ARM Microcontrollers - MCU 256K Flash SRAM 64K ARM based MCU AT91SAM7S256D-MU Microchip Technology 1: $11.56 309In Stock	Mfr. Part No. AT91SAM7S256D-MU Mouser Part No 556-AT91SAM7S256D-MU	Microchip Technology	ARM Microcontrollers - MCU 256K Flash SRAM 64K ARM based MCU	Datasheet	309In Stock	$11.56 $10.53 $9.51	Min.: 1 Mult.: 1
8-bit Microcontrollers - MCU AVR 256K FLASH 4K EE 8K SRAM ADC 1.8V ATMEGA2561V-8MU Microchip Technology 1: $15.50 486In Stock	Mfr. Part No. ATMEGA2561V-8MU Mouser Part No 556-ATMEGA2561V8MU	Microchip Technology	8-bit Microcontrollers - MCU AVR 256K FLASH 4K EE 8K SRAM ADC 1.8V Learn More about Microchip Technology microchip atmega2560 mcus	Datasheet	486In Stock	$15.50 $14.21 $12.87	Min.: 1 Mult.: 1
RF Microcontrollers - MCU 2.4GHZ 802.15.4 256K SOC 48pin ATMEGA2564RFR2-ZU Microchip Technology 1: $7.54 416In Stock	Mfr. Part No. ATMEGA2564RFR2-ZU Mouser Part No 556-ATMEGA2564RFR2ZU	Microchip Technology	RF Microcontrollers - MCU 2.4GHZ 802.15.4 256K SOC 48pin Learn More about Microchip Technology microchip wireless connectivity	Datasheet	416In Stock	$7.54 $7.15	Min.: 1 Mult.: 1
ARM Microcontrollers - MCU MRL A 256K Flash 48K SRAM Ind Temp ATSAM3S4BA-AU Microchip Technology 1: $6.54 1,556In Stock	Mfr. Part No. ATSAM3S4BA-AU Mouser Part No 556-ATSAM3S4BA-AU	Microchip Technology	ARM Microcontrollers - MCU MRL A 256K Flash 48K SRAM Ind Temp Learn More about Microchip Technology microchip sam3s mcu	Datasheet	1,556In Stock	$6.54 $5.93 $5.40	Min.: 1 Mult.: 1
ARM Microcontrollers - MCU LQFPGRNIND TEMPMRL A ATSAM4S4AA-AU Microchip Technology 1: $4.78 831In Stock	Mfr. Part No. ATSAM4S4AA-AU Mouser Part No 556-ATSAM4S4AA-AU	Microchip Technology	ARM Microcontrollers - MCU LQFPGRNIND TEMPMRL A Learn More about Microchip Technology atmelsam4s	Datasheet	831In Stock	$4.78 $4.35 $3.95	Min.: 1 Mult.: 1
ARM Microcontrollers - MCU Cortx-M0+256KB FLASH ATSAMD20E18A-AUT Microchip Technology 1: $3.22 4,352In Stock	Mfr. Part No. ATSAMD20E18A-AUT Mouser Part No 556-ATSAMD20E18A-AUT	Microchip Technology	ARM Microcontrollers - MCU Cortx-M0+256KB FLASH Learn More about Microchip Technology atmel samd20 mcu	Datasheet	4,352In Stock	Cut Tape $3.22 $3.11 Reel $2.66 MouseReel Available	Min.: 1 Mult.: 1 : 2,000
ARM Microcontrollers - MCU Cortx-M0+256KB FLASH ATSAMD20E18A-MUT Microchip Technology 1: $3.15 2,543In Stock	Mfr. Part No. ATSAMD20E18A-MUT Mouser Part No 556-ATSAMD20E18A-MUT	Microchip Technology	ARM Microcontrollers - MCU Cortx-M0+256KB FLASH Learn More about Microchip Technology atmel samd20 mcu	Datasheet	2,543In Stock	Cut Tape $3.15 $3.02 Reel $2.61 MouseReel Available	Min.: 1 Mult.: 1 : 5,000
ARM Microcontrollers - MCU Cortex-M0+ 256KB FLASH 32KB SRAM ATSAMD20J18A-MUT Microchip Technology 1: $3.48 3,983In Stock	Mfr. Part No. ATSAMD20J18A-MUT Mouser Part No 556-ATSAMD20J18A-MUT	Microchip Technology	ARM Microcontrollers - MCU Cortex-M0+ 256KB FLASH 32KB SRAM Learn More about Microchip Technology atmel samd20 mcu	Datasheet	3,983In Stock	Cut Tape $3.48 $3.36 Reel $2.88 MouseReel Available	Min.: 1 Mult.: 1 : 4,000
ARM Microcontrollers - MCU 256KB 32QFN GRN 1.6-3.6V 48MHz ATSAMD21E18A-MU Microchip Technology 1: $3.87 1,889In Stock	Mfr. Part No. ATSAMD21E18A-MU Mouser Part No 556-ATSAMD21E18A-MU	Microchip Technology	ARM Microcontrollers - MCU 256KB 32QFN GRN 1.6-3.6V 48MHz Learn More about Microchip Technology sam d21 mcus	Datasheet	1,889In Stock	$3.87 $3.54 $3.20	Min.: 1 Mult.: 1
ARM Microcontrollers - MCU 256KB 32KB 48QFN GRN1.6-3.6V48MHz ATSAMD21G18A-MU Microchip Technology 1: $4.07 2,178In Stock	Mfr. Part No. ATSAMD21G18A-MU Mouser Part No 556-ATSAMD21G18A-MU	Microchip Technology	ARM Microcontrollers - MCU 256KB 32KB 48QFN GRN1.6-3.6V48MHz Learn More about Microchip Technology sam d21 mcus	Datasheet	2,178In Stock	$4.07 $3.70 $3.35	Min.: 1 Mult.: 1