256 kB ARM Microcontrollers - MCU

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Qty. RoHS ECAD Model Series
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Program Memory Size
Data Bus Width
ADC Resolution
Maximum Clock Frequency
Number of I/Os
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Supply Voltage - Min
Supply Voltage - Max
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Nuvoton ARM Microcontrollers - MCU M0-256Kflash+20KRAM+UART+SPI+I2C+PWM+ADC+USB+RTC
Datasheet
250In Stock
Min.: 1
Mult.: 1

SMD/SMT LQFP-64 ARM Cortex M0 256 kB 32 bit 12 bit 72 MHz 49 I/O 20 kB 2.5 V 5.5 V - 40 C + 105 C Tray
Microchip Technology ARM Microcontrollers - MCU LQFP,GREEN,IND TEMP,MRL A
Datasheet
227In Stock
Min.: 1
Mult.: 1
: 1,000

SAM4S SMD/SMT LQFP-100 ARM Cortex M4 256 kB 32 bit 12 bit 120 MHz 79 I/O 64 kB 1.62 V 3.6 V - 40 C + 85 C Reel, Cut Tape
Nuvoton ARM Microcontrollers - MCU
Datasheet
131In Stock
Min.: 1
Mult.: 1

SMD/SMT LQFP-100 ARM Cortex M4F 256 kB 32 bit 12 bit 72 MHz 80 I/O 32 kB 2.5 V 5.5 V - 40 C + 105 C Tray
Microchip Technology ARM Microcontrollers - MCU LQFP,GREEN,IND TEMP,MRL B
Datasheet
11In Stock
Min.: 1
Mult.: 1

SAM4S SMD/SMT LQFP-64 ARM Cortex M4 256 kB 32 bit 12 bit 120 MHz 47 I/O 64 kB 1.2 V 1.2 V - 40 C + 105 C Tray
Nuvoton ARM Microcontrollers - MCU M23-256Kflash+32KRAM+UART+SPI+I2C+PWM+ADC+USB+RTC
Datasheet
195In Stock
Min.: 1
Mult.: 1

SMD/SMT LQFP-64 ARM Cortex M23 256 kB 32 bit 12 bit 48 MHz 49 I/O 32 kB 1.75 V 5.5 V - 40 C + 105 C Tray
NXP Semiconductors ARM Microcontrollers - MCU MT512P 64LQFP
Datasheet
248In Stock
1,600Expected 17/06/2026
Min.: 1
Mult.: 1

KE1xF SMD/SMT LQFP-64 ARM Cortex M4 256 kB 32 bit 12 bit 168 MHz 58 I/O 32 kB 2.7 V 5.5 V - 40 C + 105 C Tray
Microchip Technology ARM Microcontrollers - MCU WLCSP64, IND TEMP GREEN, 1.6-3.6V, 48MHz
Datasheet
20,000In Stock
Min.: 5,000
Mult.: 5,000
: 5,000

SAML21 SMD/SMT WLCSP-64 ARM Cortex M0 256 kB 32 bit 12 bit 48 MHz 51 I/O 32 kB 1.62 V 3.63 V - 40 C + 85 C Reel
Nuvoton ARM Microcontrollers - MCU M0+Flash/RAM=256KB/32KB+SPROM 2048B+12xADC+6UART
Datasheet
200In Stock
Min.: 1
Mult.: 1

SMD/SMT LQFP-48 ARM Cortex M0 256 kB 32 bit 12 bit 72 MHz 42 I/O 32 kB 1.8 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
Datasheet
3,684In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 5,000

STM32F091RC SMD/SMT WLCSP-64 ARM Cortex M0 256 kB 32 bit 12 bit 48 MHz 51 I/O 32 kB 2 V 3.6 V - 40 C + 85 C Reel, Cut Tape, MouseReel
STMicroelectronics ARM Microcontrollers - MCU 32BIT ARM Cortex M3 Connectivity 256kB
Datasheet
382In Stock
Min.: 1
Mult.: 1

STM32F207IC SMD/SMT LQFP-176 ARM Cortex M3 256 kB 32 bit 120 MHz 96 kB 1.8 V 3.6 V - 40 C + 85 C Tray
STMicroelectronics ARM Microcontrollers - MCU Analog & DSP w/ FPU M4 256kB 72MHz
Datasheet
1,963In Stock
Min.: 1
Mult.: 1

STM32F3 SMD/SMT LQFP-48 ARM Cortex M4 256 kB 32 bit 12 bit 72 MHz 36 I/O 32 kB 1.65 V 1.95 V - 40 C + 85 C Tray
STMicroelectronics ARM Microcontrollers - MCU STM32L15 Low Power M3 256kB 32MHz MCU
Datasheet
1,344In Stock
Min.: 1
Mult.: 1

STM32L152ZC SMD/SMT LQFP-144 ARM Cortex M3 256 kB 32 bit 12 bit 32 MHz 115 I/O 32 kB 1.8 V 3.6 V - 40 C + 85 C Tray
STMicroelectronics ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 256 Kbytes of Flash , LCD, USB
Datasheet
2,089In Stock
Min.: 1
Mult.: 1

STM32L433VC SMD/SMT UFBGA-100 ARM Cortex M4 256 kB 32 bit 12 bit 80 MHz 83 I/O 64 kB 1.71 V 3.6 V - 40 C + 125 C Tray
STMicroelectronics ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 256 Kbytes of Flash LCD, USB, AES-2
Datasheet
925In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 1,000

STM32L443RC SMD/SMT LQFP-64 ARM Cortex M4 256 kB 32 bit 12 bit 80 MHz 52 I/O 64 kB 1.71 V 3.6 V - 40 C + 85 C Reel, Cut Tape, MouseReel
STMicroelectronics ARM Microcontrollers - MCU Ultra-low-power dual core Arm Cortex-M4 64MHz Cortex-M0+ 32MHz 256Kbytes Flash
Datasheet
1,993In Stock
Min.: 1
Mult.: 1

STM32WB SMD/SMT UFQFPN-48 ARM Cortex M4 256 kB 32 bit 12 bit 32 MHz 72 I/O 256 kB 1.71 V 3.6 V - 40 C + 105 C Tray
Microchip Technology ARM Microcontrollers - MCU QFN,GREEN,IND TEMP,MRL A
Datasheet
530In Stock
Min.: 1
Mult.: 1

SAM4L SMD/SMT QFN-48 ARM Cortex M4 256 kB 32 bit 12 bit 48 MHz 32 I/O 32 kB 1.62 V 1.98 V - 40 C + 85 C Tray
Microchip Technology ARM Microcontrollers - MCU LQFP,GREEN,IND TEMP,MRL B
Datasheet
673In Stock
Min.: 1
Mult.: 1
: 1,000

SAM4S SMD/SMT LQFP-100 ARM Cortex M4 256 kB 32 bit 12 bit 120 MHz 79 I/O 64 kB 1.62 V 3.6 V - 40 C + 105 C Reel, Cut Tape
Microchip Technology ARM Microcontrollers - MCU 64TQFP 85C, GREEN,1.6-3.6V,48MHz
Datasheet
824In Stock
Min.: 1
Mult.: 1
: 1,500

SAML21 SMD/SMT TQFP-64 ARM Cortex M0+ 256 kB 32 bit 12 bit 48 MHz 51 I/O 32 kB 1.62 V 3.63 V - 40 C + 105 C Reel, Cut Tape
NXP Semiconductors ARM Microcontrollers - MCU 16/32 bit micro
Datasheet
90In Stock
Min.: 1
Mult.: 1

LPC2300 SMD/SMT LQFP-100 ARM7TDMI-S 256 kB 32 bit/16 bit 10 bit 72 MHz 70 I/O 58 kB 3 V 3.6 V - 40 C + 85 C Tray
NXP Semiconductors ARM Microcontrollers - MCU ARM+256Kb +DryIce
Datasheet
307In Stock
Min.: 1
Mult.: 1

K11_50 SMD/SMT QFP-80 ARM Cortex M4 256 kB 32 bit 16 bit 50 MHz 60 I/O 32 kB 1.71 V 3.6 V - 40 C + 105 C Tray
NXP Semiconductors ARM Microcontrollers - MCU KINETIS 256K FLEX USB
Datasheet
478In Stock
Min.: 1
Mult.: 1

K20_100 SMD/SMT LQFP-80 ARM Cortex M4 256 kB 32 bit 2 x 16 bit 100 MHz 52 I/O 64 kB 1.71 V 3.6 V - 40 C + 85 C Tray
NXP Semiconductors ARM Microcontrollers - MCU KINETIS 256K FLEX
Datasheet
452In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 500

K20_100 SMD/SMT LQFP-144 ARM Cortex M4 256 kB 32 bit 2 x 16 bit 100 MHz 100 I/O 64 kB 1.71 V 3.6 V - 40 C + 105 C Reel, Cut Tape, MouseReel
NXP Semiconductors ARM Microcontrollers - MCU KINETIS 256K USB+SLCD
Datasheet
195In Stock
450Expected 11/06/2026
Min.: 1
Mult.: 1

K40_72 SMD/SMT LQFP-100 ARM Cortex M4 256 kB 32 bit 72 MHz 64 kB 1.71 V 3.6 V - 40 C + 105 C Tray
NXP Semiconductors ARM Microcontrollers - MCU Kinetis 256K
Datasheet
800In Stock
800Expected 16/06/2026
Min.: 1
Mult.: 1

K60_100 SMD/SMT MAPBGA-144 ARM Cortex M4 256 kB 32 bit 16 bit 100 MHz 100 I/O 64 kB 1.71 V 3.6 V - 40 C + 105 C Tray
NXP Semiconductors ARM Microcontrollers - MCU K80-256
Datasheet
915In Stock
Min.: 1
Mult.: 1

K81_150 SMD/SMT MAPBGA-121 ARM Cortex M4 256 kB 32 bit 16 bit 150 MHz 85 I/O 256 kB 1.71 V 3.6 V - 40 C + 105 C Tray