256 kB ARM Microcontrollers - MCU

Results: 1,846
Select Image Part # Mfr. Description Datasheet Availability Pricing (CAD) Filter the results in the table by unit price based on your quantity. Qty. RoHS ECAD Model Series 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
STMicroelectronics ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M3 MCU 256 Kbytes of Flash 32 MHz CPU, USB, 2xOp-amp 3,839In Stock
Min.: 1
Mult.: 1
: 2,500

STM32L151CC SMD/SMT UFQPFN-48 ARM Cortex M3 256 kB 32 bit 12 bit 32 MHz 37 I/O 32 kB 1.65 V 3.6 V - 40 C + 85 C Reel, Cut Tape, MouseReel
STMicroelectronics ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 256 Kbytes of Flash 20,479In Stock
21,000Expected 2026-10-16
Min.: 1
Mult.: 1
: 3,000

STM32L4 SMD/SMT QFN-32 ARM Cortex M4 256 kB 32 bit 12 bit 80 MHz 26 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 FPU Arm Cortex-M33 Trust Zone, MCU 110 MHz 256 kbytes of Flash 4,347In Stock
3,120On Order
Min.: 1
Mult.: 1

STM32L5 SMD/SMT UFQFPN-48 ARM Cortex M33 256 kB 32 bit 2 x 12 bit 110 MHz 38 I/O 256 kB 1.71 V 3.6 V - 40 C + 85 C Tray
STMicroelectronics ARM Microcontrollers - MCU Sub-GHz Wireless Microcontrollers. Arm Cortex-M4 a.48 MHz 256 Kbytes of Flash 64 5,205In Stock
Min.: 1
Mult.: 1

STM32WL SMD/SMT UFQFPN-48 ARM Cortex M4 256 kB 32 bit 12 bit 48 MHz 43 I/O 64 kB 1.8 V 3.6 V - 40 C + 105 C Tray
Microchip Technology ARM Microcontrollers - MCU 256K Flash SRAM 64K ARM based MCU 4,060In Stock
Min.: 1
Mult.: 1

SAM7S/SE SMD/SMT LQFP-64 ARM7TDMI 256 kB 32 bit/16 bit 10 bit 55 MHz 32 I/O 64 kB 1.65 V 1.95 V - 40 C + 85 C Tray
Microchip Technology ARM Microcontrollers - MCU 32TQFP 125C, GREEN,1.6-3.6V,48MHz 6,137In Stock
Min.: 1
Mult.: 1
: 2,000

SAMD21 SMD/SMT TQFP-32 ARM Cortex M0+ 256 kB 32 bit 12 bit 48 MHz 26 I/O 32 kB 1.62 V 3.63 V - 40 C + 125 C AEC-Q100 Reel, Cut Tape, MouseReel
Microchip Technology ARM Microcontrollers - MCU Low-Power, 32-bit Cortex-M0+ MCU with Advanced Analog and PWM 14,491In Stock
Min.: 1
Mult.: 1
: 5,000

SAMD21 SMD/SMT VQFN-32 ARM Cortex M0+ 256 kB 32 bit 12 bit 48 MHz 26 I/O 32 kB 1.62 V 3.63 V - 40 C + 85 C AEC-Q100 Reel, Cut Tape, MouseReel
Microchip Technology ARM Microcontrollers - MCU ARM Cortex-M0+ 256KBFlash 24KB SRAM 6,302In Stock
Min.: 1
Mult.: 1
: 4,000

SAML21 SMD/SMT VQFN-48 ARM Cortex M0+ 256 kB 32 bit 12 bit 48 MHz 37 I/O 32 kB 1.62 V 3.63 V - 40 C + 85 C Reel, Cut Tape, MouseReel
Texas Instruments ARM Microcontrollers - MCU Tiva C Series MCU A 595-TM4C123GH6PMIR A A 595-TM4C123GH6PMIR 86In Stock
Min.: 1
Mult.: 1

TM4C123GH6PM SMD/SMT LQFP-64 ARM Cortex M4F 256 kB 32 bit 12 bit 80 MHz 43 I/O 32 kB 3.15 V 3.63 V - 40 C + 85 C Tray
Texas Instruments ARM Microcontrollers - MCU Tiva C Series Microc ontroller A 595-TM4 A 595-TM4C123GH6PZT7R 1,160In Stock
Min.: 1
Mult.: 1

TM4C123GH6PZ SMD/SMT LQFP-100 ARM Cortex M4F 256 kB 32 bit 12 bit 80 MHz 69 I/O 32 kB 3.15 V 3.63 V - 40 C + 105 C Tray
Infineon Technologies ARM Microcontrollers - MCU 256K Flash 64K SRAM PSoC 5LP 2,767In Stock
2,700Expected 2026-11-05
Min.: 1
Mult.: 1

CY8C58LPxxx SMD/SMT TQFP-100 ARM Cortex M3 256 kB 32 bit 12 bit 67 MHz 62 I/O 64 kB 1.71 V 1.89 V - 40 C + 85 C Tray
Infineon Technologies ARM Microcontrollers - MCU PSoC5LP 820In Stock
180On Order
Min.: 1
Mult.: 1

SMD/SMT TQFP-100 ARM Cortex M3 256 kB 32 bit 12 bit 80 MHz 62 I/O 64 kB 1.71 V 1.89 V - 40 C + 85 C Tray
Infineon Technologies ARM Microcontrollers - MCU USB-C HV MCU 8,097In Stock
Min.: 1
Mult.: 1

EZ-PD PMG1-S3 SMD/SMT BGA-97 ARM Cortex M0+ 256 kB 32 bit 12 bit 48 MHz 50 I/O 32 kB 2.8 V 5.5 V - 40 C + 85 C Tray
NXP Semiconductors ARM Microcontrollers - MCU Single-chip 16/32-bit microcontrollers; 32/64/128/256/512 kB ISP/IAP flash with 10-bit ADC and DAC 930In Stock
Min.: 1
Mult.: 1
: 1,500

LPC2100 SMD/SMT LQFP-64 ARM7TDMI-S 256 kB 32 bit/16 bit 10 bit 60 MHz 47 I/O 32 kB 3 V 3.6 V - 40 C + 85 C Reel, Cut Tape, MouseReel
NXP Semiconductors LPC55S16JEV59E
NXP Semiconductors ARM Microcontrollers - MCU LPC55S16JEV59 465In Stock
Min.: 1
Mult.: 1

LPC55S1x SMD/SMT VFBGA-59 ARM Cortex M33 256 kB 32 bit 16 bit 150 MHz 37 I/O 96 kB 1.8 V 3.6 V - 40 C + 105 C Tray
NXP Semiconductors ARM Microcontrollers - MCU MCX A14 Essential MCUs with Arm Cortex -M33, Low Power and Intelligent Peripherals, 64 BGA 536In Stock
Min.: 1
Mult.: 1

MCX A SMD/SMT LFBGA-64 ARM Cortex M33 256 kB 16 bit 48 MHz 50 I/O 64 kB - 40 C + 125 C Tray
NXP Semiconductors ARM Microcontrollers - MCU MCX A14 Essential MCUs with Arm Cortex -M33, Low Power and Intelligent Peripherals, 112 BGA 260In Stock
Min.: 1
Mult.: 1

MCX A SMD/SMT VFBGA-112 ARM Cortex M33 256 kB 16 bit 48 MHz 82 I/O 64 kB - 40 C + 125 C Tray
NXP Semiconductors ARM Microcontrollers - MCU MCX A15 Essential MCUs with Arm Cortex -M33, Low Power and Intelligent Peripherals, 64 BGA 638In Stock
Min.: 1
Mult.: 1

MCX A SMD/SMT LFBGA-64 ARM Cortex M33 256 kB 16 bit 96 MHz 50 I/O 64 kB - 40 C + 125 C Tray
NXP Semiconductors ARM Microcontrollers - MCU MCX A15 Essential MCUs with Arm Cortex -M33, Low Power and Intelligent Peripherals, 112 BGA 258In Stock
Min.: 1
Mult.: 1

MCX A SMD/SMT VFBGA-112 ARM Cortex M33 256 kB 16 bit 96 MHz 82 I/O 64 kB - 40 C + 125 C Tray
NXP Semiconductors ARM Microcontrollers - MCU MCX C44 MCUs with Arm Cortex -M0+, Entry level MCUs with USB, Segment LCD and Classical Peripherals, 64 QFP 133In Stock
Min.: 1
Mult.: 1

MCX C SMD/SMT LQFP-64 ARM Cortex M0+ 256 kB 32 bit 16 bit 48 MHz 50 I/O 32 kB 1.71 V 3.6 V - 40 C + 125 C Tray
NXP Semiconductors ARM Microcontrollers - MCU MCX C44 MCUs with Arm Cortex -M0+, Entry level MCUs with USB, Segment LCD and Classical Peripherals, 64 BGA 328In Stock
Min.: 1
Mult.: 1

MCX C SMD/SMT BGA-64 ARM Cortex M0+ 256 kB 32 bit 16 bit 48 MHz 50 I/O 32 kB 1.71 V 3.6 V - 40 C + 125 C Tray
Texas Instruments ARM Microcontrollers - MCU Stellaris Cortex-M3 10/100 MAC PHY CAN 104In Stock
Min.: 1
Mult.: 1

LM3S8970 SMD/SMT LQFP-100 ARM Cortex M3 256 kB 32 bit No ADC 50 MHz 46 I/O 64 kB 2.25 V 2.75 V - 40 C + 85 C Tray
Microchip Technology ARM Microcontrollers - MCU LQFP GRN IND TMP MRL C 201In Stock
3,150Expected 2027-01-26
Min.: 1
Mult.: 1

SAM7X/XC SMD/SMT LQFP-100 ARM7TDMI 256 kB 32 bit 10 bit 20 MHz 62 I/O 64 kB 1.65 V 1.95 V - 40 C + 85 C Tray
Microchip Technology ARM Microcontrollers - MCU TFBGA GRN IND TEMP MRL C 541In Stock
Min.: 1
Mult.: 1

SAM7X/XC SMD/SMT TFBGA-100 ARM7TDMI 256 kB 32 bit 10 bit 20 MHz 62 I/O 64 kB 1.65 V 1.95 V - 40 C + 85 C Tray
Microchip Technology ARM Microcontrollers - MCU QFP100,GREEN IND TEMP, MRL A 160In Stock
Min.: 1
Mult.: 1

SAM3X SMD/SMT LQFP-100 ARM Cortex M3 256 kB 32 bit 12 bit 84 MHz 63 I/O 64 kB 1.62 V 1.95 V - 40 C + 85 C Tray