256 kB Microcontrollers - MCU

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Core
Program Memory Size
Data Bus Width
ADC Resolution
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Supply Voltage - Max
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Packaging
Microchip Technology 32-bit Microcontrollers - MCU 256KB Flash 64KB USB 1xCAN
Datasheet
258In Stock
Min.: 1
Mult.: 1

SMD/SMT TQFP-100 MIPS32 M4K 256 kB 32 bit 10 bit 80 MHz 85 I/O 64 kB 2.3 V 3.6 V - 40 C + 85 C Tray
Microchip Technology 32-bit Microcontrollers - MCU 256KB Flash 64KB USB ENET
Datasheet
321In Stock
480Expected 16/10/2026
Min.: 1
Mult.: 1

SMD/SMT TQFP-64 MIPS32 M4K 256 kB 32 bit 10 bit 80 MHz 51 I/O 64 kB 2.3 V 3.6 V - 40 C + 85 C Tray
Silicon Labs ARM Microcontrollers - MCU Leopard Gecko MCU IC 256KB
Datasheet
1,600In Stock
Min.: 1
Mult.: 1

SMD/SMT TQFP-64 ARM Cortex M3 256 kB 32 bit 12 bit 48 MHz 53 I/O 32 kB 1.98 V 3.8 V - 40 C + 85 C Tray
Silicon Labs ARM Microcontrollers - MCU Leopard Gecko MCU IC 256KB
Datasheet
1,059In Stock
Min.: 1
Mult.: 1

SMD/SMT TQFP-64 ARM Cortex M3 256 kB 32 bit 12 bit 48 MHz 50 I/O 32 kB 1.98 V 3.8 V - 40 C + 85 C Tray
Silicon Labs ARM Microcontrollers - MCU ARM Cortex-M33 32-bit 76 MHz 256 kB AES MCU
Datasheet
270In Stock
Min.: 1
Mult.: 1

SMD/SMT QFN-32 ARM Cortex M33 256 kB 32 bit 12 bit 76.8 MHz 18 I/O 32 kB 1.71 V 3.8 V - 40 C + 125 C Tray
Silicon Labs ARM Microcontrollers - MCU ARM Cortex-M33 32-bit 76 MHz 256 kB AES MCU
Datasheet
Lead-Time 12 Weeks
Min.: 1
Mult.: 1

SMD/SMT QFN-40 ARM Cortex M33 256 kB 32 bit 12 bit, 16 bit 76.8 MHz 26 I/O 32 kB 1.71 V 3.8 V - 40 C + 125 C Tray
Silicon Labs ARM Microcontrollers - MCU ARM Cortex-M33 32-bit 76 MHz 256 kB AES MCU
Datasheet
Lead-Time 12 Weeks
Min.: 1
Mult.: 1
: 2,500

SMD/SMT QFN-40 ARM Cortex M33 256 kB 32 bit 12 bit 76.8 MHz 26 I/O 32 kB 3 V 3 V - 40 C + 125 C Reel, Cut Tape

Silicon Labs ARM Microcontrollers - MCU ARM Cortex-M4 32-bit 40 MHz 256 kB MCU
Datasheet
436In Stock
2,450Expected 08/01/2027
Min.: 1
Mult.: 1

SMD/SMT QFN-32 ARM Cortex M4 256 kB 32 bit 12 bit 40 MHz 24 I/O 32 kB 1.85 V 3.8 V - 40 C + 85 C Tray
Silicon Labs ARM Microcontrollers - MCU ARM Cortex-M33 32-bit 80 MHz 256 kB AES MCU
Datasheet
3,404In Stock
Min.: 1
Mult.: 1

SMD/SMT QFN-40 ARM Cortex M33 256 kB 32 bit 12 bit/16 bit/20 bit 80 MHz 29 I/O 64 kB 1.71 V 3.8 V - 40 C + 125 C Tray
Silicon Labs ARM Microcontrollers - MCU ARM Cortex-M33 32-bit 80 MHz 256 kB AES MCU
Datasheet
2,501In Stock
Min.: 1
Mult.: 1

SMD/SMT QFN-48 ARM Cortex M33 256 kB 32 bit 12 bit/16 bit/20 bit 80 MHz 34 I/O 64 kB 1.71 V 3.8 V - 40 C + 125 C Tray
Infineon Technologies ARM Microcontrollers - MCU XMC4000
Datasheet
466In Stock
Min.: 1
Mult.: 1

SMD/SMT LQFP-100 ARM Cortex M4 256 kB 32 bit/16 bit 12 bit 144 MHz 75 I/O 128 kB 3.13 V 3.63 V - 40 C + 125 C Tray
Infineon Technologies ARM Microcontrollers - MCU PSoC 4 L-Series 256 kb Flash
Datasheet
1,524In Stock
Min.: 1
Mult.: 1

SMD/SMT TQFP-64 ARM Cortex M0 256 kB 32 bit 12 bit 48 MHz 53 I/O 32 kB 1.71 V 5.5 V - 40 C + 85 C Tray

Infineon Technologies ARM Microcontrollers - MCU PSoC 4 L-Series 256 kb Flash
Datasheet
537In Stock
Min.: 1
Mult.: 1

SMD/SMT QFN-68 ARM Cortex M0 256 kB 32 bit 12 bit 48 MHz 57 I/O 32 kB 1.71 V 5.5 V - 40 C + 85 C Tray
Infineon Technologies ARM Microcontrollers - MCU IOT-PSOC6
Datasheet
1,707In Stock
Min.: 1
Mult.: 1

SMD/SMT TQFP-80 ARM Cortex M0+, ARM Cortex M4 256 kB 32 bit 12 bit 100 MHz, 150 MHz 62 I/O 128 kB 1.7 V 3.6 V - 40 C + 85 C Tray
Bridgetek 32-bit Microcontrollers - MCU 32 Bit MCU Rev C ETH,CAN,Camera,SD
Datasheet
246In Stock
Min.: 1
Mult.: 1

SMD/SMT QFN-100 FT32 256 kB 32 bit 8 bit/10 bit 100 MHz 66 I/O 256 kB 1.08 V 1.32 V - 40 C + 85 C Tray
NXP Semiconductors 32-bit Microcontrollers - MCU MCF51AC 32-bit MCU, ColdFire V1 core, 256KB Flash, 50MHz, QFP 64
Datasheet
432In Stock
Min.: 1
Mult.: 1

SMD/SMT LQFP-64 ColdFire V1 256 kB 32 bit 12 bit 50.33 MHz 54 I/O 32 kB 2.7 V 5.5 V - 40 C + 105 C Tray
NXP Semiconductors 16-bit Microcontrollers - MCU 16-bit MCU, S12X core, 256KB Flash, 80MHz, -40/+105degC, Automotive Qualified, QFP 144
Datasheet
299In Stock
Min.: 1
Mult.: 1

SMD/SMT LQFP-144 HCS12X 256 kB 16 bit 10 bit 80 MHz 49 I/O 16 kB 2.35 V 2.75 V - 40 C + 105 C AEC-Q100 Tray
NXP Semiconductors LPC55S16JEV59E
NXP Semiconductors ARM Microcontrollers - MCU LPC55S16JEV59
Datasheet
465In Stock
Min.: 1
Mult.: 1

SMD/SMT VFBGA-59 ARM Cortex M33 256 kB 32 bit 16 bit 150 MHz 37 I/O 96 kB 1.8 V 3.6 V - 40 C + 105 C Tray
Renesas Electronics M30624FGPGP#33C
Renesas Electronics 16-bit Microcontrollers - MCU 16BIT MCU3/5V 256K 100-QFP
Datasheet
98In Stock
Min.: 1
Mult.: 1

SMD/SMT LQFP-100 M16C/60 256 kB 16 bit 10 bit 24 MHz 87 I/O 20 kB 2.7 V 5.5 V - 40 C + 85 C Tray
STMicroelectronics ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M0+ MCU 256-Kbytes Flash LCD, USB, 48 MHz CPU
Datasheet
654In Stock
Min.: 1
Mult.: 1
Max.: 250

ARM Cortex M0 256 kB 48 MHz Tray

STMicroelectronics ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M33 MCU TrustZone, 160 MHz 256 Kbytes Flash
Datasheet
70In Stock
Min.: 1
Mult.: 1

SMD/SMT UFQFPN-48 ARM Cortex M33 256 kB 32 bit 12 bit, 14 bit 160 MHz 33 I/O 574 kB 1.71 V 3.6 V - 40 C + 85 C Tray

STMicroelectronics ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M33 MCU TrustZone, 160 MHz 256 Kbytes Flash
Datasheet
150In Stock
Min.: 1
Mult.: 1

SMD/SMT UFBGA-100 ARM Cortex M33 256 kB 32 bit 12 bit 160 MHz 274 kB 1.71 V 3.6 V - 40 C + 85 C Tray

STMicroelectronics ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M33 MCU TrustZone, 160 MHz 256 Kbytes Flash
Datasheet
64In Stock
Min.: 1
Mult.: 1

SMD/SMT UFBGA-100 ARM Cortex M33 256 kB 32 bit 12 bit 160 MHz 274 kB 1.71 V 3.6 V - 40 C + 85 C Tray

STMicroelectronics ARM Microcontrollers - MCU Sub-GHz Wireless MCU Single-core Arm Cortex-M0+ 64 MHz 256 Kb Flash 32 Kb SRAM
Datasheet
392In Stock
2,940Expected 28/09/2026
Min.: 1
Mult.: 1

SMD/SMT VFQFPN-48 ARM Cortex M0+ 256 kB 32 bit 12 bit 64 MHz 32 I/O 32 KB 1.7 V 3.6 V - 40 C + 85 C Tray

STMicroelectronics ARM Microcontrollers - MCU Sub-GHz Wireless MCU Single-core Arm Cortex-M0+ 64 MHz 256 Kb Flash 32 Kb SRAM
Datasheet
141In Stock
Min.: 1
Mult.: 1

SMD/SMT VFQFPN-32 ARM Cortex M0+ 256 kB 32 bit 12 bit 64 MHz 17 I/O 32 KB 1.7 V 3.6 V - 40 C + 105 C Tray