256 kB Embedded Processors & Controllers

Results: 4,665
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Description Datasheet Availability Pricing (GBP) Filter the results in the table by unit price based on your quantity.
Qty. RoHS Product Type
Mounting Style
Package/Case
Core
Data Bus Width
Maximum Clock Frequency
Program Memory Size
L1 Cache Instruction Memory
L1 Cache Data Memory
Data RAM Size
ADC Resolution
Number of I/Os
Minimum Operating Temperature
Maximum Operating Temperature
Qualification
Packaging
Renesas Electronics ARM Microcontrollers - MCU MCU RA6T3 ARM CM33 200MHz 256K/40K QFP32
Datasheet
219In Stock
Min.: 1
Mult.: 1

ARM Microcontrollers - MCU SMD/SMT LQFP-32 ARM Cortex M33 32 bit 200 MHz 256 kB 40 kB 12 bit 16 I/O - 40 C + 105 C Tray
Renesas Electronics ARM Microcontrollers - MCU MCU RA6T3 ARM CM33 200MHz 256K/40K QFP48
Datasheet
248In Stock
Min.: 1
Mult.: 1

ARM Microcontrollers - MCU SMD/SMT LQFP-48 ARM Cortex M33 32 bit 200 MHz 256 kB 40 kB 12 bit 29 I/O - 40 C + 105 C Tray
Silicon Labs RF System on a Chip - SoC Mighty Gecko SoC, 2.4 GHz, 256 kB flash, 32 kB RAM, 19.5 dBm, QFN-32, mesh
Datasheet
474In Stock
Min.: 1
Mult.: 1

RF System on a Chip - SoC SMD/SMT QFN-32 ARM Cortex M4 32 bit 40 MHz 256 kB 32 kB 12 bit 16 I/O - 40 C + 85 C Tray
STMicroelectronics ARM Microcontrollers - MCU Mainstream Arm Cortex-M0 Value line MCU 256 Kbytes of Flash , 48 MHz CPU
Datasheet
4In Stock
24,000On Order
MouseReel Available
Min.: 1
Mult.: 1
: 2,400

ARM Microcontrollers - MCU SMD/SMT LQFP-48 ARM Cortex M0 32 bit 48 MHz 256 kB 32 kB 12 bit 37 I/O - 40 C + 85 C Reel, Cut Tape, MouseReel
STMicroelectronics ARM Microcontrollers - MCU Mainstream Arm Cortex-M0 Access line MCU 256 Kbytes of Flash 48 MHz CPU, CAN & C
Datasheet
3,731In Stock
4,500Expected 10/09/2026
Min.: 1
Mult.: 1

ARM Microcontrollers - MCU SMD/SMT LQFP-48 ARM Cortex M0 32 bit 48 MHz 256 kB 32 kB 12 bit 38 I/O - 40 C + 85 C Tray
STMicroelectronics ARM Microcontrollers - MCU Mainstream Arm Cortex-M0 Access line MCU 256 Kbytes of Flash 48 MHz CPU, CAN & C
Datasheet
1,093In Stock
1,560Expected 03/06/2027
Min.: 1
Mult.: 1

ARM Microcontrollers - MCU SMD/SMT UFQFPN-48 ARM Cortex M0 32 bit 48 MHz 256 kB 32 kB 12 bit 38 I/O - 40 C + 85 C Tray
STMicroelectronics ARM Microcontrollers - MCU Mainstream Arm Cortex-M0 Access line MCU 256 Kbytes of Flash 48 MHz CPU, CAN & C
Datasheet
1,494In Stock
Min.: 1
Mult.: 1

ARM Microcontrollers - MCU SMD/SMT LQFP-100 ARM Cortex M0 32 bit 48 MHz 256 kB 32 kB 12 bit 88 I/O - 40 C + 85 C Tray
STMicroelectronics ARM Microcontrollers - MCU ARM 32Bit Value Line 100-Pin 32kB Flash
Datasheet
837In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 1,000

ARM Microcontrollers - MCU SMD/SMT LQFP-100 ARM Cortex M3 32 bit 24 MHz 256 kB 24 kB 12 bit 80 I/O - 40 C + 85 C Reel, Cut Tape, MouseReel
STMicroelectronics ARM Microcontrollers - MCU 32-Bit ARM Cortex 256kb Connectivity
Datasheet
331In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 1,000

ARM Microcontrollers - MCU SMD/SMT LQFP-64 ARM Cortex M3 32 bit 72 MHz 256 kB 64 kB 12 bit 51 I/O - 40 C + 85 C Reel, Cut Tape, MouseReel
STMicroelectronics ARM Microcontrollers - MCU Connective ARM 32Bit 256kB Flash USB OTG
Datasheet
514In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 1,000

ARM Microcontrollers - MCU SMD/SMT LQFP-100 ARM Cortex M3 32 bit 72 MHz 256 kB 64 kB 12 bit 80 I/O - 40 C + 85 C Reel, Cut Tape, MouseReel
STMicroelectronics ARM Microcontrollers - MCU 32-Bit Cortex 64Kb Connectivity Line
Datasheet
261In Stock
Min.: 1
Mult.: 1

ARM Microcontrollers - MCU SMD/SMT LQFP-100 ARM Cortex M3 32 bit 72 MHz 256 kB 64 kB 12 bit 80 I/O - 40 C + 105 C Tray
STMicroelectronics ARM Microcontrollers - MCU 32BIT CORTEX M3 256K Flash 6KB RAM
Datasheet
367In Stock
1,000Expected 24/05/2027
MouseReel Available
Min.: 1
Mult.: 1
: 1,000

ARM Microcontrollers - MCU SMD/SMT LQFP-64 ARM Cortex M3 32 bit 72 MHz 256 kB 64 kB 12 bit 51 I/O - 40 C + 85 C Reel, Cut Tape, MouseReel
STMicroelectronics ARM Microcontrollers - MCU 32-Bit ARM Cortex 256kb Connectivity
Datasheet
1,054In Stock
Min.: 1
Mult.: 1

ARM Microcontrollers - MCU SMD/SMT LQFP-64 ARM Cortex M3 32 bit 72 MHz 256 kB 64 kB 12 bit 51 I/O - 40 C + 105 C Tray
STMicroelectronics ARM Microcontrollers - MCU STM32F105 Conn Line M3 256kB 72 MHz MCU
Datasheet
302In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 1,000

ARM Microcontrollers - MCU SMD/SMT LQFP-100 ARM Cortex M3 32 bit 72 MHz 256 kB 64 kB 12 bit 80 I/O - 40 C + 85 C Reel, Cut Tape, MouseReel
STMicroelectronics ARM Microcontrollers - MCU Mainstream Connectivity line, Arm Cortex-M3 MCU 256 Kbytes of Flash 72 MHz CPU,
Datasheet
375In Stock
Min.: 1
Mult.: 1

ARM Microcontrollers - MCU SMD/SMT LQFP-100 ARM Cortex M3 32 bit 72 MHz 256 kB 64 kB 12 bit 80 I/O - 40 C + 105 C Tray
STMicroelectronics ARM Microcontrollers - MCU High-performance Arm Cortex-M3 MCU 256 Kbytes of Flash , 120 MHz CPU, ART Accel
Datasheet
343In Stock
960Expected 05/10/2026
Min.: 1
Mult.: 1

ARM Microcontrollers - MCU SMD/SMT LQFP-64 ARM Cortex M3 32 bit 120 MHz 256 kB 96 kB 12 bit 51 I/O - 40 C + 105 C Tray
STMicroelectronics ARM Microcontrollers - MCU High Perf ARM 32Bit 256kB Flash 100-Pin
Datasheet
354In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 1,000

ARM Microcontrollers - MCU SMD/SMT LQFP-100 ARM Cortex M3 32 bit 120 MHz 256 kB 96 kB 12 bit 82 I/O - 40 C + 85 C Reel, Cut Tape, MouseReel
STMicroelectronics ARM Microcontrollers - MCU 32BIT ARM Cortex M3 Connectivity 128kB
Datasheet
172In Stock
Min.: 1
Mult.: 1

ARM Microcontrollers - MCU SMD/SMT LQFP-144 ARM Cortex M3 32 bit 120 MHz 256 kB 96 kB 12 bit 114 I/O - 40 C + 85 C Tray
STMicroelectronics ARM Microcontrollers - MCU Hi-perf ARM Cortex M3 MCU 256Kb
Datasheet
247In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 500

ARM Microcontrollers - MCU SMD/SMT LQFP-144 ARM Cortex M3 32 bit 120 MHz 256 kB 96 kB 12 bit 114 I/O - 40 C + 105 C Reel, Cut Tape, MouseReel
STMicroelectronics ARM Microcontrollers - MCU 32-Bit ARM Cortex M4 72MHz 256kB MCU FPU
Datasheet
892In Stock
Min.: 1
Mult.: 1

ARM Microcontrollers - MCU SMD/SMT LQFP-48 ARM Cortex M4 32 bit 72 MHz 256 kB 40 kB 2 x 6 bit/8 bit/10 bit/12 bit 37 I/O - 40 C + 85 C Tray
STMicroelectronics ARM Microcontrollers - MCU Mainstream Mixed signals MCUs Arm Cortex-M4 core DSP & FPU, 256 Kbytes of Flash
Datasheet
929In Stock
3,000On Order
Min.: 1
Mult.: 1

ARM Microcontrollers - MCU SMD/SMT LQFP-48 ARM Cortex M4 32 bit 72 MHz 256 kB 16 kB 2 x 6 bit/8 bit/10 bit/12 bit 37 I/O - 40 C + 105 C Tray
STMicroelectronics ARM Microcontrollers - MCU Mainstream Mixed signals MCUs Arm Cortex-M4 core DSP & FPU, 256 Kbytes of Flash
Datasheet
361In Stock
Min.: 1
Mult.: 1
: 1,000

ARM Microcontrollers - MCU SMD/SMT ARM Cortex M4 32 bit 72 MHz 256 kB 40 kB 2 x 6 bit/8 bit/10 bit/12 bit 87 I/O - 40 C + 85 C Reel, Cut Tape
STMicroelectronics ARM Microcontrollers - MCU Mainstream Mixed signals MCUs Arm Cortex-M4 core DSP & FPU, 256 Kbytes of Flash
Datasheet
1,435In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 2,400

ARM Microcontrollers - MCU SMD/SMT LQFP-48 ARM Cortex M4 32 bit 72 MHz 256 kB 40 kB 4 x 6 bit/8 bit/10 bit/12 bit 37 I/O - 40 C + 85 C Reel, Cut Tape, MouseReel
STMicroelectronics ARM Microcontrollers - MCU Mainstream Mixed signals MCUs Arm Cortex-M4 core DSP & FPU, 256 Kbytes of Flash
Datasheet
813In Stock
1,080On Order
Min.: 1
Mult.: 1

ARM Microcontrollers - MCU SMD/SMT LQFP-100 ARM Cortex M4 32 bit 72 MHz 256 kB 40 kB 4 x 6 bit/8 bit/10 bit/12 bit 87 I/O - 40 C + 105 C Tray
STMicroelectronics ARM Microcontrollers - MCU Mainstream Mixed signals MCUs Arm Cortex-M4 core DSP & FPU, 256 KBytes of Flash
Datasheet
930In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 1,000

ARM Microcontrollers - MCU SMD/SMT LQFP-64 ARM Cortex M4 32 bit 72 MHz 256 kB 32 kB 12 bit, 3 x 16 bit 80 I/O - 40 C + 85 C Reel, Cut Tape, MouseReel