256 kB Microcontrollers - MCU

Results: 4,017
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 Data Bus Width Maximum Clock Frequency Program Memory Size Data RAM Size ADC Resolution Number of I/Os Supply Voltage - Min Supply Voltage - Max Maximum Operating Temperature Qualification Packaging
STMicroelectronics STM32H523ZCJ6
STMicroelectronics ARM Microcontrollers - MCU High-performance Arm Cortex-M33 MCU 256-Kbyte Flash 272-Kbyte RAM 250 MHz CPU 168In Stock
Min.: 1
Mult.: 1

SMD/SMT UFBGA-144 ARM Cortex M33 32 bit 250 MHz 256 kB 272 kB 12 bit 1.71 V 3.6 V + 85 C Tray
Infineon Technologies XMC4200F64K256BAXQSA1
Infineon Technologies ARM Microcontrollers - MCU XMC4000 1,202In Stock
Min.: 1
Mult.: 1

SMD/SMT TQFP-64 ARM Cortex M4 32 bit/16 bit 80 MHz 256 kB 40 kB 12 bit 35 I/O 3 V 3.63 V + 125 C Tray
Renesas Electronics 32-bit Microcontrollers - MCU 32BIT MCU RX140 256K/64K QFN48 550In Stock
Min.: 1
Mult.: 1

SMD/SMT HWQFN-48 RXv2 32 bit 48 MHz 256 kB 64 kB 12 bit 39 I/O 1.8 V 5.5 V + 85 C Tray
Nuvoton ARM Microcontrollers - MCU 32bit M0 Flash/RAM=256KB/32KB+SPROM 2048B+16xADC+6UART+USB 243In Stock
Min.: 1
Mult.: 1

SMD/SMT LQFP-64 ARM Cortex M0 32 bit 72 MHz 256 kB 32 kB 12 bit 51 I/O 1.8 V 3.6 V + 105 C Tray
Nuvoton ARM Microcontrollers - MCU M4, 256 KB Flash / 128 KB RAM, XOM, USB, Triple CA 40In Stock
180Expected 2/12/2027
Min.: 1
Mult.: 1

SMD/SMT LQFP-128 ARM Cortex M4F 32 bit 192 MHz 256 kB 128 kB 12 bit 100 I/O 1.8 V 3.6 V + 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 32 bit 192 MHz 256 kB 128 kB 12 bit 52 I/O 1.8 V 3.6 V + 105 C Tray
STMicroelectronics ARM Microcontrollers - MCU Mainstream Arm Cortex-M33 MCU, 144 MHz, 256 KB flash, 64 KB RAM, I3C, Dual FDCAN 5In Stock
960On Order
Min.: 1
Mult.: 1
Max.: 100

SMD/SMT LQFP-64 ARM Cortex M33 32 bit 144 MHz 256 kB 64 kB 12 bit 52 I/O 2.7 V 3.6 V + 85 C Tray
STMicroelectronics ARM Microcontrollers - MCU Mainstream Arm Cortex-M0 Value line MCU 256 Kbytes of Flash , 48 MHz CPU 9,017In Stock
36,000Expected 11/30/2026
Min.: 1
Mult.: 1

SMD/SMT LQFP-48 ARM Cortex M0 32 bit 48 MHz 256 kB 32 kB 12 bit 37 I/O 2.4 V 3.6 V + 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 32 bit 48 MHz 256 kB 32 kB 12 bit 51 I/O 2.4 V 3.6 V + 85 C Tray
STMicroelectronics ARM Microcontrollers - MCU Mainstream Arm Cortex-M0 Value line MCU 256 Kbytes of Flash , 48 MHz CPU 62In Stock
2,000On Order
Min.: 1
Mult.: 1
: 1,000

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

SMD/SMT LQFP-48 ARM Cortex M0 32 bit 48 MHz 256 kB 32 kB 12 bit 38 I/O 2 V 3.6 V + 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 8/23/2027
Min.: 1
Mult.: 1

SMD/SMT LQFP-48 ARM Cortex M0 32 bit 48 MHz 256 kB 32 kB 12 bit 38 I/O 2 V 3.6 V + 105 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 32 bit 48 MHz 256 kB 32 kB 12 bit 52 I/O 2 V 3.6 V + 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 5/31/2027
Min.: 1
Mult.: 1
: 1,000

SMD/SMT LQFP-64 ARM Cortex M0 32 bit 48 MHz 256 kB 32 kB 12 bit 52 I/O 2 V 3.6 V + 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 36In Stock
Min.: 1
Mult.: 1
: 1,000

SMD/SMT LQFP-100 ARM Cortex M0 32 bit 48 MHz 256 kB 32 kB 12 bit 88 I/O 2 V 3.6 V + 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 32 bit 36 MHz 256 kB 32 kB 12 bit 112 I/O 2 V 3.6 V + 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 32 bit 72 MHz 256 kB 64 kB 12 bit 112 I/O 2 V 3.6 V + 85 C Tray
STMicroelectronics ARM Microcontrollers - MCU ARM 32Bit Access MCU 144-Pin 256kB Flash 13In Stock
360Expected 11/16/2026
Min.: 1
Mult.: 1

SMD/SMT LQFP-144 ARM Cortex M3 32 bit 72 MHz 256 kB 64 kB 12 bit 112 I/O 2 V 3.6 V + 105 C Tray
STMicroelectronics ARM Microcontrollers - MCU Mainstream Performance line, Arm Cortex-M3 MCU 256 Kbytes of Flash 72 MHz CPU, m 69In Stock
500On Order
Min.: 1
Mult.: 1
: 500

SMD/SMT LQFP-144 ARM Cortex M3 32 bit 72 MHz 256 kB 64 kB 12 bit 112 I/O 2 V 3.6 V + 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 32 bit 72 MHz 256 kB 64 kB 12 bit 51 I/O 2 V 3.6 V + 105 C Tray
STMicroelectronics ARM Microcontrollers - MCU 32BIT ARM Cortex M3 Connectivity 256kB 12In Stock
960Expected 11/26/2026
Min.: 1
Mult.: 1

SMD/SMT LQFP-64 ARM Cortex M3 32 bit 120 MHz 256 kB 96 kB 12 bit 51 I/O 1.8 V 3.6 V + 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 32 bit 120 MHz 256 kB 96 kB 12 bit 51 I/O 1.8 V 3.6 V + 85 C Reel, Cut Tape, MouseReel
STMicroelectronics ARM Microcontrollers - MCU 32BIT ARM Cortex M3 Connectivity 256kB 119In Stock
540On Order
Min.: 1
Mult.: 1

SMD/SMT LQFP-100 ARM Cortex M3 32 bit 120 MHz 256 kB 96 kB 12 bit 82 I/O 1.8 V 3.6 V + 85 C Tray
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 32 bit 120 MHz 256 kB 96 kB 12 bit 114 I/O 1.8 V 3.6 V + 105 C Tray
STMicroelectronics ARM Microcontrollers - MCU 32BIT ARM Cortex M3 Connectivity 256kB 19In Stock
540On Order
Min.: 1
Mult.: 1

SMD/SMT LQFP-100 ARM Cortex M3 32 bit 120 MHz 256 kB 96 kB 12 bit 82 I/O 1.8 V 3.6 V + 85 C Tray