256 kB Embedded Processors & Controllers

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STMicroelectronics ARM Microcontrollers - MCU Mainstream Arm Cortex-M0+ 32-bit MCU up to 256KB 144KB RAM 6x USART timers ADC D
Datasheet
1.475In Stock
2.940Expected 09/08/2027
Min.: 1
Mult.: 1

SMD/SMT UFQFPN-32 ARM Cortex M0+ 30 I/O 32 bit 12 bit
STMicroelectronics ARM Microcontrollers - MCU Mainstream Arm Cortex-M4 MCU 170MHz 256Kbytes of Flash Math Accel, High Analog l
Datasheet
231In Stock
1.500On Order
Min.: 1
Mult.: 1

SMD/SMT LQFP-48 ARM Cortex M4 42 I/O 32 bit 5 x 12 bit
STMicroelectronics ARM Microcontrollers - MCU Value Line M3 ARM 32 Kbytes 32 MHz
Datasheet
741In Stock
Min.: 1
Mult.: 1

SMD/SMT LQFP-64 ARM Cortex M3 51 I/O 32 bit 12 bit
STMicroelectronics ARM Microcontrollers - MCU Ultra Low M3 ARM 128 Kbytes 32 MHz
Datasheet
1.290In Stock
3.000Expected 21/12/2026
Min.: 1
Mult.: 1

SMD/SMT LQFP-48 ARM Cortex M3 37 I/O 32 bit 12 bit
STMicroelectronics ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M3 MCU 256 Kbytes of Flash 32 MHz CPU, USB, 2xOp-amp
Datasheet
1.525In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 2.400

SMD/SMT LQFP-48 ARM Cortex M3 37 I/O 32 bit 12 bit
STMicroelectronics ARM Microcontrollers - MCU Ultra Low M3 ARM 256 Kbytes 32 MHz
Datasheet
1.285In Stock
Min.: 1
Mult.: 1

SMD/SMT LQFP-48 ARM Cortex M3 37 I/O 32 bit 12 bit
STMicroelectronics ARM Microcontrollers - MCU Ultra Low M3 ARM 256 Kbytes 32 MHz
Datasheet
798In Stock
Min.: 1
Mult.: 1

SMD/SMT LQFP-64 ARM Cortex M3 51 I/O 32 bit 12 bit
STMicroelectronics ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 256 Kbytes of Flash
Datasheet
1.903In Stock
Min.: 1
Mult.: 1

SMD/SMT UFBGA-64 ARM Cortex M4 52 I/O 32 bit 12 bit
STMicroelectronics ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 256 Kbytes of Flash , LCD, USB
Datasheet
959In Stock
Min.: 1
Mult.: 1

SMD/SMT LQFP-48 ARM Cortex M4 38 I/O 32 bit 12 bit
STMicroelectronics ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 256 Kbytes of Flash , LCD, USB
Datasheet
2.804In Stock
Min.: 1
Mult.: 1

SMD/SMT LQFP-48 ARM Cortex M4 38 I/O 32 bit 12 bit
STMicroelectronics ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 256 Kbytes of Flash , LCD, USB
Datasheet
893In Stock
Min.: 1
Mult.: 1

SMD/SMT QFN-48 ARM Cortex M4 38 I/O 32 bit 12 bit
STMicroelectronics ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 256 Kbytes of Flash , LCD, USB
Datasheet
3.193In Stock
3.120On Order
Min.: 1
Mult.: 1

SMD/SMT UFQFPN-48 ARM Cortex M4 38 I/O 32 bit 12 bit
STMicroelectronics ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 256 Kbytes of Flash , LCD, USB
Datasheet
2.059In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 5.000

SMD/SMT WLCSP-48 ARM Cortex M4 38 I/O 32 bit 12 bit
STMicroelectronics ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 256 Kbytes of Flash , LCD, USB
Datasheet
2.242In Stock
Min.: 1
Mult.: 1

SMD/SMT UFBGA-64 ARM Cortex M4 52 I/O 32 bit 12 bit
STMicroelectronics ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 256 Kbytes of Flash , LCD, USB
Datasheet
762In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 1.000

SMD/SMT LQFP-100 ARM Cortex M4 83 I/O 32 bit 12 bit
STMicroelectronics ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 256 Kbytes of Flash LCD, USB, AES-2
Datasheet
521In Stock
Min.: 1
Mult.: 1

SMD/SMT LQFP-100 ARM Cortex M4 83 I/O 32 bit 12 bit
STMicroelectronics ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 256 kbytes of Flash , DFSDM
Datasheet
2.036In Stock
Min.: 1
Mult.: 1

SMD/SMT QFN-48 ARM Cortex M4 38 I/O 32 bit 12 bit
STMicroelectronics ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 256 kbytes of Flash , DFSDM
Datasheet
2.312In Stock
Min.: 1
Mult.: 1

SMD/SMT LQFP-100 ARM Cortex M4 83 I/O 32 bit 12 bit
STMicroelectronics ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 256 kbytes of Flash USB Device, DFS
Datasheet
880In Stock
Min.: 1
Mult.: 1

SMD/SMT LQFP-100 ARM Cortex M4 83 I/O 32 bit 12 bit
STMicroelectronics ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 256 Kbytes of Flash USB OTG, DFSDM
Datasheet
1.174In Stock
Min.: 1
Mult.: 1

SMD/SMT LQFP-64 ARM Cortex M4 51 I/O 32 bit 3 x 12 bit
STMicroelectronics ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 256 Kbytes of Flash LCD, USB OTG, D
Datasheet
3.016In Stock
Min.: 1
Mult.: 1

SMD/SMT LQFP-100 ARM Cortex M4 82 I/O 32 bit 3 x 12 bit
STMicroelectronics ARM Microcontrollers - MCU Ultra-low-power dual core Arm Cortex-M4 64MHz Cortex-M0+ 32MHz 256Kbytes Flash
Datasheet
1.692In Stock
Min.: 1
Mult.: 1

SMD/SMT UFQFPN-48 ARM Cortex M4 72 I/O 32 bit 12 bit
STMicroelectronics ARM Microcontrollers - MCU Multiprotocol LPWAN 32-bit Arm Cortex-M4 MCUs LoRa (G)FSK-MSK BPSK 256KB Flash
Datasheet
840In Stock
7.800Expected 06/11/2026
Min.: 1
Mult.: 1

SMD/SMT UFQFPN-48 ARM Cortex M4 43 I/O 32 bit 12 bit
Microchip Technology 32-bit Microcontrollers - MCU 256KB, 144LQFP Ind
Datasheet
593In Stock
Min.: 1
Mult.: 1

SMD/SMT LQFP-144 AVR 110 I/O 32 bit 10 bit
Microchip Technology 32-bit Microcontrollers - MCU 256KB, 64QFP 85deg. Green
Datasheet
325In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 1.500

SMD/SMT TQFP-64 AVR 44 I/O 32 bit 10 bit