256 kB Microcontrollers - MCU

Results: 4,030
Select Image Part # Mfr. Description Datasheet Availability Pricing (USD) Filter the results in the table by unit price based on your quantity. Qty. RoHS Mounting Style Package/Case Core Program Memory Size Data Bus Width ADC Resolution Maximum Clock Frequency Number of I/Os Data RAM Size Supply Voltage - Min Supply Voltage - Max Minimum Operating Temperature Maximum Operating Temperature Qualification Packaging
Nuvoton ARM Microcontrollers - MCU 150In Stock
Min.: 1
Mult.: 1

SMD/SMT LQFP-64 ARM Cortex M4F 256 kB 32 bit 12 bit 72 MHz 53 I/O 32 kB 2.5 V 5.5 V - 40 C + 105 C Tray
Nuvoton ARM Microcontrollers - MCU M4, 256 KB Flash / 128 KB RAM, XOM, USB, Triple CA 40In Stock
Min.: 1
Mult.: 1

SMD/SMT LQFP-128 ARM Cortex M4F 256 kB 32 bit 12 bit 192 MHz 100 I/O 128 kB 1.8 V 3.6 V - 40 C + 105 C Tray
Nuvoton ARM Microcontrollers - MCU M4, 256 KB Flash / 128 KB RAM, XOM, Dual ADC, USB, 10In Stock
Min.: 1
Mult.: 1

SMD/SMT LQFP-64 ARM Cortex M4F 256 kB 32 bit 12 bit 192 MHz 52 I/O 128 kB 1.8 V 3.6 V - 40 C + 105 C Tray
STMicroelectronics ARM Microcontrollers - MCU Mainstream Arm Cortex-M0+ MCU 256 Kbytes Flash 36 Kbytes RAM 48 MHz CPU 4x USART 105In Stock
2,940Expected 2026/08/13
Min.: 1
Mult.: 1

SMD/SMT UFQFPN-32 ARM Cortex M0+ 256 kB 32 bit 12 bit 48 MHz 30 I/O 36 kB 2 V 3.6 V - 40 C + 125 C Tray
STMicroelectronics ARM Microcontrollers - MCU Mainstream Arm Cortex-M0 Value line MCU 256 Kbytes of Flash , 48 MHz CPU 13In Stock
45,000On Order
Min.: 1
Mult.: 1

SMD/SMT LQFP-48 ARM Cortex M0 256 kB 32 bit 12 bit 48 MHz 37 I/O 32 kB 2.4 V 3.6 V - 40 C + 85 C Tray
STMicroelectronics ARM Microcontrollers - MCU Mainstream Arm Cortex-M0 Value line MCU 256 Kbytes of Flash , 48 MHz CPU 62In Stock
3,840On Order
Min.: 1
Mult.: 1

SMD/SMT LQFP-64 ARM Cortex M0 256 kB 32 bit 12 bit 48 MHz 51 I/O 32 kB 2.4 V 3.6 V - 40 C + 85 C Tray
STMicroelectronics ARM Microcontrollers - MCU Mainstream Arm Cortex-M0 Value line MCU 256 Kbytes of Flash , 48 MHz CPU 112In Stock
2,000On Order
Min.: 1
Mult.: 1
: 1,000

SMD/SMT LQFP-64 ARM Cortex M0 256 kB 32 bit 12 bit 48 MHz 51 I/O 32 kB 2.4 V 3.6 V - 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 41In Stock
2,400Expected 2026/11/30
Min.: 1
Mult.: 1
: 2,400

SMD/SMT LQFP-48 ARM Cortex M0 256 kB 32 bit 12 bit 48 MHz 38 I/O 32 kB 2 V 3.6 V - 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 38In Stock
1,500Expected 2027/08/23
Min.: 1
Mult.: 1

SMD/SMT LQFP-48 ARM Cortex M0 256 kB 32 bit 12 bit 48 MHz 38 I/O 32 kB 2 V 3.6 V - 40 C + 105 C Tray
STMicroelectronics ARM Microcontrollers - MCU Mainstream Arm Cortex-M0 Access line MCU 256 Kbytes of Flash 48 MHz CPU, CAN & C 349In Stock
1,205Expected 2026/08/06
Min.: 1
Mult.: 1

SMD/SMT UFQFPN-48 ARM Cortex M0 256 kB 32 bit 12 bit 48 MHz 38 I/O 32 kB 2 V 3.6 V - 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 38In Stock
18,240On Order
Min.: 1
Mult.: 1

SMD/SMT LQFP-64 ARM Cortex M0 256 kB 32 bit 12 bit 48 MHz 52 I/O 32 kB 2 V 3.6 V - 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 7In Stock
1,000Expected 2027/05/31
Min.: 1
Mult.: 1
: 1,000

SMD/SMT LQFP-64 ARM Cortex M0 256 kB 32 bit 12 bit 48 MHz 52 I/O 32 kB 2 V 3.6 V - 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 23In Stock
Min.: 1
Mult.: 1
: 1,000

SMD/SMT LQFP-100 ARM Cortex M0 256 kB 32 bit 12 bit 48 MHz 88 I/O 32 kB 2 V 3.6 V - 40 C + 85 C Reel, Cut Tape
STMicroelectronics ARM Microcontrollers - MCU 32BIT Cortex M3 H/D ACCESS USB MCU 99In Stock
Min.: 1
Mult.: 1

SMD/SMT LQFP-144 ARM Cortex M3 256 kB 32 bit 12 bit 36 MHz 112 I/O 32 kB 2 V 3.6 V - 40 C + 85 C Tray
STMicroelectronics ARM Microcontrollers - MCU 32BIT Cortex M3 H/D Performance LINE 26In Stock
Min.: 1
Mult.: 1

SMD/SMT BGA-144 ARM Cortex M3 256 kB 32 bit 12 bit 72 MHz 112 I/O 64 kB 2 V 3.6 V - 40 C + 85 C Tray
STMicroelectronics ARM Microcontrollers - MCU ARM 32Bit Access MCU 144-Pin 256kB Flash 13In Stock
360Expected 2026/11/05
Min.: 1
Mult.: 1

SMD/SMT LQFP-144 ARM Cortex M3 256 kB 32 bit 12 bit 72 MHz 112 I/O 64 kB 2 V 3.6 V - 40 C + 105 C Tray
STMicroelectronics ARM Microcontrollers - MCU Mainstream Performance line, Arm Cortex-M3 MCU 256 Kbytes of Flash 72 MHz CPU, m 170In Stock
Min.: 1
Mult.: 1
: 500

SMD/SMT LQFP-144 ARM Cortex M3 256 kB 32 bit 12 bit 72 MHz 112 I/O 64 kB 2 V 3.6 V - 40 C + 105 C Reel, Cut Tape, MouseReel
STMicroelectronics ARM Microcontrollers - MCU 32-Bit Cortex 64Kb Connectivity Line 13In Stock
960On Order
Min.: 1
Mult.: 1

SMD/SMT LQFP-64 ARM Cortex M3 256 kB 32 bit 12 bit 72 MHz 51 I/O 64 kB 2 V 3.6 V - 40 C + 105 C Tray
STMicroelectronics ARM Microcontrollers - MCU 32BIT ARM Cortex M3 Connectivity 256kB 11In Stock
960Expected 2026/11/20
Min.: 1
Mult.: 1

SMD/SMT LQFP-64 ARM Cortex M3 256 kB 32 bit 12 bit 120 MHz 51 I/O 96 kB 1.8 V 3.6 V - 40 C + 85 C Tray
STMicroelectronics ARM Microcontrollers - MCU High-performance Arm Cortex-M3 MCU 256 Kbytes of Flash , 120 MHz CPU, ART Accel 23In Stock
3,000On Order
Min.: 1
Mult.: 1
: 1,000

SMD/SMT ARM Cortex M3 256 kB 32 bit 12 bit 120 MHz 51 I/O 96 kB 1.8 V 3.6 V - 40 C + 85 C Reel, Cut Tape, MouseReel
STMicroelectronics ARM Microcontrollers - MCU High-performance Arm Cortex-M3 MCU 256 Kbytes of Flash , 120 MHz CPU, ART Accel 6In Stock
Min.: 1
Mult.: 1

SMD/SMT LQFP-144 ARM Cortex M3 256 kB 32 bit 12 bit 120 MHz 114 I/O 96 kB 1.8 V 3.6 V - 40 C + 105 C Tray
STMicroelectronics ARM Microcontrollers - MCU 32-Bit ARM Cortex M4 72MHz 256kB MCU FPU 218In Stock
960On Order
Min.: 1
Mult.: 1

SMD/SMT LQFP-64 ARM Cortex M4 256 kB 32 bit 2 x 6 bit/8 bit/10 bit/12 bit 72 MHz 51 I/O 40 kB 2 V 3.6 V - 40 C + 85 C Tray
STMicroelectronics ARM Microcontrollers - MCU Analog & DSP w/ FPU M4 256kB 72MHz 31In Stock
1,000Expected 2026/09/21
Min.: 1
Mult.: 1
: 1,000

SMD/SMT LQFP-64 ARM Cortex M4 256 kB 32 bit 2 x 6 bit/8 bit/10 bit/12 bit 72 MHz 51 I/O 40 kB 2 V 3.6 V - 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 25In Stock
1,000Expected 2026/12/23
Min.: 1
Mult.: 1
: 1,000

SMD/SMT LQFP-100 ARM Cortex M4 256 kB 32 bit 4 x 6 bit/8 bit/10 bit/12 bit 72 MHz 87 I/O 40 kB 2 V 3.6 V - 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 6In Stock
540Expected 2026/12/14
Min.: 1
Mult.: 1

SMD/SMT LQFP-100 ARM Cortex M4 256 kB 32 bit 4 x 6 bit/8 bit/10 bit/12 bit 72 MHz 87 I/O 40 kB 2 V 3.6 V - 40 C + 105 C Tray