256 kB Microcontrollers - MCU

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Core
Program Memory Size
Data Bus Width
ADC Resolution
Maximum Clock Frequency
Number of I/Os
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Supply Voltage - Max
Minimum Operating Temperature
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Packaging
Microchip Technology 32-bit Microcontrollers - MCU 32-Bit MCU, 256K FL 64KB RAM, 10b ADC
Datasheet
1,544In Stock
Min.: 1
Mult.: 1

SMD/SMT TQFP-44 MIPS32 M4K 256 kB 32 bit 10 bit 40 MHz 35 I/O 64 kB 2.3 V 3.6 V - 40 C + 105 C Tray
Microchip Technology 32-bit Microcontrollers - MCU 256KB Flash 64KB RAM 40MHz, 10-bit ADC
Datasheet
1,032In Stock
Min.: 1
Mult.: 1

SMD/SMT SSOP-28 MIPS32 M4K 256 kB 32 bit 10 bit 50 MHz 21 I/O 64 kB 2.3 V 3.6 V - 40 C + 85 C Tube
Microchip Technology 32-bit Microcontrollers - MCU 32-Bit MCU, 256K FL 64KB RAM, 10b ADC
Datasheet
500In Stock
Min.: 1
Mult.: 1

SMD/SMT TQFP-44 MIPS32 M4K 256 kB 32 bit 10 bit 40 MHz 33 I/O 64 kB 2.3 V 3.6 V - 40 C + 85 C Tray
Microchip Technology 32-bit Microcontrollers - MCU 32Bit MCU 256K Flash 32KB RAM, I2S, CTMU
Datasheet
2,449In Stock
Min.: 1
Mult.: 1

SMD/SMT TQFP-64 MIPS32 M4K 256 kB 32 bit 10 bit 40 MHz 49 I/O 32 kB 2.3 V 3.6 V - 40 C + 85 C Tray
Microchip Technology 32-bit Microcontrollers - MCU 32Bit MCU 256K Flash 32KB RAM, I2S, CTMU
Datasheet
416In Stock
Min.: 1
Mult.: 1

SMD/SMT TFBGA-100 MIPS32 M4K 256 kB 32 bit 10 bit 50 MHz 81 I/O 32 kB 2.3 V 3.6 V - 40 C + 85 C Tray
Microchip Technology 32-bit Microcontrollers - MCU 256KB Flash 64KB RAM USB 1xCAN 8 DMA
Datasheet
658In Stock
Min.: 1
Mult.: 1

SMD/SMT TQFP-100 MIPS32 M4K 256 kB 32 bit 10 bit 80 MHz 83 I/O 64 kB 2.3 V 3.6 V - 40 C + 85 C Tray
Microchip Technology 16-bit Microcontrollers - MCU 16 Bit MCU 40MIPS 256KB FLASH
Datasheet
649In Stock
Min.: 1
Mult.: 1

SMD/SMT TQFP-64 PIC24H 256 kB 16 bit 10 bit, 12 bit 40 MHz 53 I/O 16 kB 3 V 3.6 V - 40 C + 85 C AEC-Q100 Tray
Microchip Technology 16-bit Microcontrollers - MCU 16B 256KB FL 32KBR 60MHz 28P OpAmps
Datasheet
541In Stock
Min.: 1
Mult.: 1

SMD/SMT QFN-28 PIC24E 256 kB 16 bit 10 bit, 12 bit 60 MHz 21 I/O 32 kB 3 V 3.6 V - 40 C + 85 C AEC-Q100 Tube
Microchip Technology 16-bit Microcontrollers - MCU 16B 256KB FL 32KBR 60MHz 44P OpAmps
Datasheet
600In Stock
480Expected 21/09/2026
Min.: 1
Mult.: 1

SMD/SMT TQFP-44 PIC24E 256 kB 16 bit 10 bit, 12 bit 60 MHz 35 I/O 32 kB 3 V 3.6 V - 40 C + 85 C AEC-Q100 Tray
Microchip Technology 32-bit Microcontrollers - MCU 256 KB Flash 32KBRAM 80MHz 10B ADC
Datasheet
223In Stock
Min.: 1
Mult.: 1

SMD/SMT TQFP-64 MIPS32 M4K 256 kB 32 bit 10 bit 80 MHz 51 I/O 32 kB 2.3 V 3.6 V - 40 C + 85 C Tray
Microchip Technology 32-bit Microcontrollers - MCU 256Kb FLASH 32Kb RAM 80MHz 10-B ADC
Datasheet
371In Stock
Min.: 1
Mult.: 1

SMD/SMT TQFP-64 MIPS32 M4K 256 kB 32 bit 10 bit 80 MHz 53 I/O 32 kB 2.3 V 3.6 V - 40 C + 85 C Tray
Microchip Technology 32-bit Microcontrollers - MCU 256KB Flash 64KB USB 1xCAN
Datasheet
524In Stock
Min.: 1
Mult.: 1

SMD/SMT TQFP-64 MIPS32 M4K 256 kB 32 bit 10 bit 80 MHz 53 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 1xCAN
Datasheet
259In 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
429In Stock
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
1,994In Stock
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
3,980In Stock
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-M3 32-bit 40 MHz 256 kB MCU
Datasheet
1,279In Stock
Min.: 1
Mult.: 1

SMD/SMT QFN-48 ARM Cortex M3 256 kB 32 bit 12 bit 40 MHz 32 I/O 32 kB 1.85 V 3.8 V - 40 C + 85 C Tray

Silicon Labs ARM Microcontrollers - MCU ARM Cortex-M4 32-bit 40 MHz 256 kB MCU
Datasheet
1,386In Stock
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 Wonder Gecko MCU IC 256KB
Datasheet
898In Stock
Min.: 1
Mult.: 1

SMD/SMT LQFP-100 ARM Cortex M4 256 kB 32 bit 12 bit 48 MHz 83 I/O 32 kB 1.98 V 3.8 V - 40 C + 85 C Tray
Infineon Technologies ARM Microcontrollers - MCU HMI-LEGACY PSOC4
Datasheet
1,476In Stock
Min.: 1
Mult.: 1

SMD/SMT TQFP-64 ARM Cortex M0+ 256 kB 32 bit 10 bit, 12 bit 48 MHz 54 I/O 32 kB 1.71 V 5.5 V - 40 C + 105 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
1,727In 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