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256 kB Semiconductors

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (GBP) Filter the results in the table by unit price based on your quantity.	Qty.
Digital Signal Processors & Controllers - DSP, DSC 16-bit DSC, 256K Flash, 24K RAM, 3-Phase FET Driver, LDO, 64-Pin dsPIC33CDV256MP206T-I/M9 Microchip Technology 1: £2.43 3,300In Stock	Mfr. Part No. dsPIC33CDV256MP206T-I/M9 Mouser Part No 579-33CDV256M206TIM9	Microchip Technology	Digital Signal Processors & Controllers - DSP, DSC 16-bit DSC, 256K Flash, 24K RAM, 3-Phase FET Driver, LDO, 64-Pin Learn More about Microchip Technology microchip dspic33cdvc256mp506 drivers	Datasheet	3,300In Stock	Cut Tape £2.43 £2.37 Reel £2.01 MouseReel Available	Min.: 1 Mult.: 1 : 3,300
ARM Microcontrollers - MCU 32B ARM Cortex-M4 256KB Flsh 72MHz CPU STM32F358VCT6 STMicroelectronics 1: £7.45 537In Stock	Mfr. Part No. STM32F358VCT6 Mouser Part No 511-STM32F358VCT6	STMicroelectronics	ARM Microcontrollers - MCU 32B ARM Cortex-M4 256KB Flsh 72MHz CPU Learn More about STMicroelectronics stm 32f3	Datasheet	537In Stock	£7.45 £5.39 £4.94 £4.58 View £4.39 £4.38	Min.: 1 Mult.: 1
ARM Microcontrollers - MCU STM32L15 Low Power M3 256kB 32MHz MCU STM32L151VCT6A STMicroelectronics 1: £9.25 520In Stock NRND	Mfr. Part No. STM32L151VCT6A Mouser Part No 511-STM32L151VCT6A NRND	STMicroelectronics	ARM Microcontrollers - MCU STM32L15 Low Power M3 256kB 32MHz MCU Learn More about STMicroelectronics stm32l1	Datasheet	520In Stock	£9.25 £7.20 £6.87 £5.96 View £5.69 £4.98 Quote	Min.: 1 Mult.: 1
ARM Microcontrollers - MCU LQFP Green IND TEMP T&R, MRL D AT91SAM7S256D-AU-999 Microchip Technology 1: £8.81 1,390In Stock	Mfr. Part No. AT91SAM7S256D-AU-999 Mouser Part No 556-91SAM7S256DAU999	Microchip Technology	ARM Microcontrollers - MCU LQFP Green IND TEMP T&R, MRL D	Datasheet	1,390In Stock	Cut Tape £8.81 £8.50 Reel £7.26 MouseReel Available	Min.: 1 Mult.: 1 : 1,500
ARM Microcontrollers - MCU 32QFN,105C TEMP, GREEN, 5V, 48MHZ, T&R ATSAMC21E18A-MNT Microchip Technology 1: £3.29 8,106In Stock	Mfr. Part No. ATSAMC21E18A-MNT Mouser Part No 556-ATSAMC21E18A-MNT	Microchip Technology	ARM Microcontrollers - MCU 32QFN,105C TEMP, GREEN, 5V, 48MHZ, T&R Learn More about Microchip Technology atmel smart samc mcu	Datasheet	8,106In Stock	Cut Tape £3.29 £3.18 Reel £2.70 MouseReel Available	Min.: 1 Mult.: 1 : 5,000
ARM Microcontrollers - MCU 32QFN,85C TEMP, GREEN, 5V, 48MHZ, T&R ATSAMC21E18A-MUT Microchip Technology 1: £3.13 7,901In Stock	Mfr. Part No. ATSAMC21E18A-MUT Mouser Part No 556-ATSAMC21E18A-MUT	Microchip Technology	ARM Microcontrollers - MCU 32QFN,85C TEMP, GREEN, 5V, 48MHZ, T&R Learn More about Microchip Technology atmel smart samc mcu	Datasheet	7,901In Stock	Cut Tape £3.13 £3.03 Reel £2.58 MouseReel Available	Min.: 1 Mult.: 1 : 5,000
ARM Microcontrollers - MCU 48TQFP,85C TEMP, GREEN, 5V, 48MHZ, T&R ATSAMC21G18A-AUT Microchip Technology 1: £3.34 6,955In Stock	Mfr. Part No. ATSAMC21G18A-AUT Mouser Part No 556-ATSAMC21G18A-AUT	Microchip Technology	ARM Microcontrollers - MCU 48TQFP,85C TEMP, GREEN, 5V, 48MHZ, T&R Learn More about Microchip Technology atmel smart samc mcu	Datasheet	6,955In Stock	Cut Tape £3.34 £3.22 Reel £2.76 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
ARM Microcontrollers - MCU 48QFN,85C TEMP, GREEN, 5V, 48MHZ, T&R ATSAMC21G18A-MUT Microchip Technology 1: £3.27 8,657In Stock	Mfr. Part No. ATSAMC21G18A-MUT Mouser Part No 556-ATSAMC21G18A-MUT	Microchip Technology	ARM Microcontrollers - MCU 48QFN,85C TEMP, GREEN, 5V, 48MHZ, T&R Learn More about Microchip Technology atmel smart samc mcu	Datasheet	8,657In Stock	Cut Tape £3.27 £3.18 Reel £2.70 MouseReel Available	Min.: 1 Mult.: 1 : 4,000
ARM Microcontrollers - MCU 64TQFP,85C TEMP, GREEN, 5V, 48MHZ, T&R ATSAMC21J18A-AUT Microchip Technology 1: £3.51 3,676In Stock 1,500Expected 06/10/2026	Mfr. Part No. ATSAMC21J18A-AUT Mouser Part No 556-ATSAMC21J18A-AUT	Microchip Technology	ARM Microcontrollers - MCU 64TQFP,85C TEMP, GREEN, 5V, 48MHZ, T&R Learn More about Microchip Technology atmel smart samc mcu	Datasheet	3,676In Stock 1,500Expected 06/10/2026	Cut Tape £3.51 £3.40 Reel £2.90 MouseReel Available	Min.: 1 Mult.: 1 : 1,500
ARM Microcontrollers - MCU 64QFN,85C TEMP, GREEN, 5V, 48MHZ, T&R ATSAMC21J18A-MUT Microchip Technology 1: £3.46 5,257In Stock	Mfr. Part No. ATSAMC21J18A-MUT Mouser Part No 556-ATSAMC21J18A-MUT	Microchip Technology	ARM Microcontrollers - MCU 64QFN,85C TEMP, GREEN, 5V, 48MHZ, T&R Learn More about Microchip Technology atmel smart samc mcu	Datasheet	5,257In Stock	Cut Tape £3.46 £3.35 Reel £2.85 MouseReel Available	Min.: 1 Mult.: 1 : 4,000
ARM Microcontrollers - MCU 32TQFP 125C, GREEN,1.6-3.6V,48MHz ATSAMD21E18A-AF Microchip Technology 1: £3.27 4,950In Stock	Mfr. Part No. ATSAMD21E18A-AF Mouser Part No 556-ATSAMD21E18A-AF	Microchip Technology	ARM Microcontrollers - MCU 32TQFP 125C, GREEN,1.6-3.6V,48MHz Learn More about Microchip Technology sam d21 mcus	Datasheet	4,950In Stock	£3.27 £2.98 £2.69	Min.: 1 Mult.: 1
ARM Microcontrollers - MCU 256KB 32KB 48TQFP GRN1.6-3.6V48MHz ATSAMD21G18A-AUT Microchip Technology 1: £3.20 4,414In Stock	Mfr. Part No. ATSAMD21G18A-AUT Mouser Part No 556-ATSAMD21G18A-AUT	Microchip Technology	ARM Microcontrollers - MCU 256KB 32KB 48TQFP GRN1.6-3.6V48MHz Learn More about Microchip Technology sam d21 mcus	Datasheet	4,414In Stock	Cut Tape £3.20 £3.08 Reel £2.64 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
ARM Microcontrollers - MCU 48QFN 125C, GREEN,1.6-3.6V,48MHz ATSAMD21G18A-MFT Microchip Technology 1: £3.43 5,001In Stock 8,000Expected 20/10/2026	Mfr. Part No. ATSAMD21G18A-MFT Mouser Part No 556-ATSAMD21G18A-MFT	Microchip Technology	ARM Microcontrollers - MCU 48QFN 125C, GREEN,1.6-3.6V,48MHz Learn More about Microchip Technology sam d21 mcus	Datasheet	5,001In Stock 8,000Expected 20/10/2026	Cut Tape £3.43 £3.33 Reel £2.83 MouseReel Available	Min.: 1 Mult.: 1 : 4,000
ARM Microcontrollers - MCU 256KB 32KB 48QFN GRN1.6-3.6V48MHz ATSAMD21G18A-MUT Microchip Technology 1: £3.13 14,753In Stock	Mfr. Part No. ATSAMD21G18A-MUT Mouser Part No 556-ATSAMD21G18A-MUT	Microchip Technology	ARM Microcontrollers - MCU 256KB 32KB 48QFN GRN1.6-3.6V48MHz Learn More about Microchip Technology sam d21 mcus	Datasheet	14,753In Stock	Cut Tape £3.13 £3.03 Reel £2.58 MouseReel Available	Min.: 1 Mult.: 1 : 4,000
ARM Microcontrollers - MCU CM4, QFN48, 256KFlash,Tray, USB,Extended Temp ATSAMD51G18A-MF Microchip Technology 1: £3.94 4,838In Stock	Mfr. Part No. ATSAMD51G18A-MF Mouser Part No 556-ATSAMD51G18A-MF	Microchip Technology	ARM Microcontrollers - MCU CM4, QFN48, 256KFlash,Tray, USB,Extended Temp Learn More about Microchip Technology microchip sam d5 e5	Datasheet	4,838In Stock	£3.94 £3.62 £3.27	Min.: 1 Mult.: 1
RF Microcontrollers - MCU SAMR21 48pin 256K T&R ATSAMR21G18A-MUT Microchip Technology 1: £5.67 2,879In Stock	Mfr. Part No. ATSAMR21G18A-MUT Mouser Part No 556-ATSAMR21G18A-MUT	Microchip Technology	RF Microcontrollers - MCU SAMR21 48pin 256K T&R Learn More about Microchip Technology microchip r21 microcontrollers	Datasheet	2,879In Stock	Cut Tape £5.67 Reel £4.81 MouseReel Available	Min.: 1 Mult.: 1 : 4,000
RF System on a Chip - SoC Z-Wave 700 Modem SoC, Sub-GHz, Arm M4, -98.8 dBm, 13 dBm, QFN32 EFR32ZG14P231F256GM32-BR Silicon Labs 1: £8.31 3,988In Stock	Mfr. Part No. EFR32ZG14P231F256GM32-BR Mouser Part No 634-EFR32ZG14P32BR	Silicon Labs	RF System on a Chip - SoC Z-Wave 700 Modem SoC, Sub-GHz, Arm M4, -98.8 dBm, 13 dBm, QFN32 Learn More about Silicon Labs silabs efr32zg14 z wave 700 soc	Datasheet	3,988In Stock	Cut Tape £8.31 £6.75 £6.30 £5.75 View Reel £4.27 £5.45 £5.33 £5.23 £4.27	Min.: 1 Mult.: 1 : 2,500
ARM Microcontrollers - MCU Automotive 32MHz Arm Cortex-M0+ MCU with M0L1228QPTRQ1 Texas Instruments 1: £2.37 749In Stock 2,000On Order New Product	Mfr. Part No. M0L1228QPTRQ1 Mouser Part No 595-M0L1228QPTRQ1 New Product	Texas Instruments	ARM Microcontrollers - MCU Automotive 32MHz Arm Cortex-M0+ MCU with Learn More about Texas Instruments ti mspm0lx22x mixed signal mcus	Datasheet	749In Stock 2,000On Order On Order Ship Dates Mfr. No: M0L1228QPTRQ1 Stock: 749 Can Dispatch Immediately On Order: 1,000 Expected 07/01/2027 1,000 Expected 01/02/2027 Factory Lead Time: 16 Weeks	Cut Tape £2.37 £1.77 £1.53 £1.46 Reel £1.19 View £1.33 £1.15 £1.13 MouseReel Available	Min.: 1 Mult.: 1 : 1,000
ARM Microcontrollers - MCU 32MHz Arm Cortex-M0+ MCU with 256KB dual MSPM0L1228SPTR Texas Instruments 1: £2.80 723In Stock New Product	Mfr. Part No. MSPM0L1228SPTR Mouser Part No 595-MSPM0L1228SPTR New Product	Texas Instruments	ARM Microcontrollers - MCU 32MHz Arm Cortex-M0+ MCU with 256KB dual Learn More about Texas Instruments ti mspm0lx22x mixed signal mcus	Datasheet	723In Stock	Cut Tape £2.80 £1.90 £1.75 £1.53 View Reel £1.07 £1.43 £1.26 £1.07	Min.: 1 Mult.: 1 Max.: 1,001 : 1,000
ARM Microcontrollers - MCU 32MHz Arm Cortex-M0+ MCU with 256KB dual MSPM0L2228SPNR Texas Instruments 1: £3.48 737In Stock New Product	Mfr. Part No. MSPM0L2228SPNR Mouser Part No 595-MSPM0L2228SPNR New Product	Texas Instruments	ARM Microcontrollers - MCU 32MHz Arm Cortex-M0+ MCU with 256KB dual Learn More about Texas Instruments ti mspm0lx22x mixed signal mcus	Datasheet	737In Stock	Cut Tape £3.48 £2.30 £2.10 £1.79 View Reel £1.36 £1.69 £1.53 £1.36	Min.: 1 Mult.: 1 Max.: 1,001 : 1,000
ARM Microcontrollers - MCU High-performance, low-power 32-bit single-core Arm Cortex M33-based MCU PSC3M5FDS2ACQ1XQLA1 Infineon Technologies 1: £8.53 75In Stock New Product	Mfr. Part No. PSC3M5FDS2ACQ1XQLA1 Mouser Part No 726-PSC3M5FDS2ACQ1XQ New Product	Infineon Technologies	ARM Microcontrollers - MCU High-performance, low-power 32-bit single-core Arm Cortex M33-based MCU Learn More about Infineon Technologies infineon psoc control c3 main line mcus	Datasheet	75In Stock	£8.53 £6.67 £5.93 £5.55 View £5.26 £5.23 £5.12 Quote	Min.: 1 Mult.: 1
ARM Microcontrollers - MCU TMPM4K4FYBUG(DBB) Toshiba 1: £2.65 158In Stock New Product	Mfr. Part No. TMPM4K4FYBUG(DBB) Mouser Part No 757-TMPM4K4FYBUGDBB New Product	Toshiba	ARM Microcontrollers - MCU Learn More about Toshiba tmpm4k4 microcontroller	Datasheet	158In Stock	£2.65 £2.21 £1.94 £1.78 View £1.63 £1.58	Min.: 1 Mult.: 1
ARM Microcontrollers - MCU High-performance Arm Cortex-M33 MCU 256-Kbyte Flash 272-Kbyte RAM 250 MHz CPU STM32H523CCU6 STMicroelectronics 1: £3.58 1,278In Stock 1,560Expected 12/11/2026	Mfr. Part No. STM32H523CCU6 Mouser Part No 511-STM32H523CCU6	STMicroelectronics	ARM Microcontrollers - MCU High-performance Arm Cortex-M33 MCU 256-Kbyte Flash 272-Kbyte RAM 250 MHz CPU Learn More about STMicroelectronics stm stm32h5 mcus	Datasheet	1,278In Stock 1,560Expected 12/11/2026	£3.58 £2.71 £2.36 £2.24 View £2.19 £1.95 £1.85 £1.82 £1.80	Min.: 1 Mult.: 1
ARM Microcontrollers - MCU High-performance Arm Cortex-M33 MCU 256-Kbyte Flash 272-Kbyte RAM 250 MHz CPU STM32H523ZCT6 STMicroelectronics 1: £5.53 2,831In Stock	Mfr. Part No. STM32H523ZCT6 Mouser Part No 511-STM32H523ZCT6	STMicroelectronics	ARM Microcontrollers - MCU High-performance Arm Cortex-M33 MCU 256-Kbyte Flash 272-Kbyte RAM 250 MHz CPU Learn More about STMicroelectronics stm stm32h5 mcus	Datasheet	2,831In Stock	£5.53 £4.18 £3.73 £3.48 View £3.41 £3.32 £2.73	Min.: 1 Mult.: 1
ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M0+ MCU 256-Kbytes Flash LCD, USB, 48 MHz CPU STM32U073KCU6 STMicroelectronics 1: £2.92 7,866In Stock 20,580Expected 19/02/2027	Mfr. Part No. STM32U073KCU6 Mouser Part No 511-STM32U073KCU6	STMicroelectronics	ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M0+ MCU 256-Kbytes Flash LCD, USB, 48 MHz CPU Learn More about STMicroelectronics stm stm32u0 low power mcus	Datasheet	7,866In Stock 20,580Expected 19/02/2027	£2.92 £1.96 £1.78 £1.71 View £1.66 £1.59 £1.56 £1.48	Min.: 1 Mult.: 1 Max.: 2,940