256 kB ARM Microcontrollers - MCU

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Description Datasheet Availability Pricing (IDR) 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
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STMicroelectronics ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M33 Trust Zone, MCU 110 MHz 512 kbytes of Flash
Datasheet
503In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 1.000

SMD/SMT LQFP-64 ARM Cortex M33 512 kB 32 bit 12 bit 110 MHz 52 I/O 256 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
1.692In 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
STMicroelectronics ARM Microcontrollers - MCU Ultra-low-power dual core Arm Cortex-M4 MCU 64 MHz Cortex-M0+ 32MHz 1Mbyte Flash
Datasheet
1.495In Stock
Min.: 1
Mult.: 1

STM32WB SMD/SMT UFQFPN-48 ARM Cortex M0+, ARM Cortex M4 1 MB 32 bit 12 bit 32 MHz, 64 MHz 30 I/O 256 kB 1.71 V 3.6 V - 40 C + 105 C Tray
STMicroelectronics ARM Microcontrollers - MCU Ultra-low-power dual core Arm Cortex-M4 MCU 64 MHz, Cortex-M0+ 32 MHz 1 Mbyte of
Datasheet
1.142In Stock
1.560Expected 05/03/2027
Min.: 1
Mult.: 1

STM32WB SMD/SMT VFQFPN-68 ARM Cortex M0+, ARM Cortex M4 1 MB 32 bit 12 bit 32 MHz, 64 MHz 49 I/O 256 kB 1.71 V 3.6 V - 40 C + 105 C Tray
Microchip Technology ARM Microcontrollers - MCU LQFP IND TEMP
Datasheet
381In Stock
Min.: 1
Mult.: 1

AT91R40008 SMD/SMT TQFP-100 ARM7TDMI 0 B 32 bit No ADC 75 MHz 32 I/O 256 kB 1.65 V 1.95 V - 40 C + 85 C Tray

Microchip Technology ARM Microcontrollers - MCU CM4,QFN64, 1MFlash,Tray,USB,Extended Temp
Datasheet
777In Stock
2.080Expected 25/08/2026
Min.: 1
Mult.: 1

ATSAMD51 SMD/SMT VQFN-64 ARM Cortex M4F 1 MB 32 bit 12 bit 120 MHz 51 I/O 256 kB 1.71 V 3.6 V - 40 C + 125 C AEC-Q100 Tray
Microchip Technology ARM Microcontrollers - MCU 120MHZ 1024KB FLASH 64 TQFP PKG 85C
Datasheet
884In Stock
Min.: 1
Mult.: 1

ATSAMD51 SMD/SMT TQFP-64 ARM Cortex M4F 1 MB 32 bit 12 bit 120 MHz 51 I/O 256 kB 1.71 V 3.6 V - 40 C + 85 C AEC-Q100 Tray
Microchip Technology ARM Microcontrollers - MCU CM4, TQFP100, 1MFlash,T&R, USB,Extended Temp
Datasheet
1.557In Stock
Min.: 1
Mult.: 1
: 1.000

ATSAMD51 SMD/SMT TQFP-100 ARM Cortex M4F 1 MB 32 bit 12 bit 120 MHz 81 I/O 256 kB 1.71 V 3.6 V - 40 C + 125 C AEC-Q100 Reel, Cut Tape
Microchip Technology ARM Microcontrollers - MCU 120MHZ 1024KB FLASH 100 TQFP PKG IN 85C
Datasheet
812In Stock
2.000Expected 20/11/2026
Min.: 1
Mult.: 1
: 1.000

ATSAMD51 SMD/SMT TQFP-100 ARM Cortex M4F 1 MB 32 bit 12 bit 120 MHz 81 I/O 256 kB 1.71 V 3.6 V - 40 C + 85 C AEC-Q100 Reel, Cut Tape
Microchip Technology ARM Microcontrollers - MCU CM4, TQFP 64,1MFlash,Tray, USB,CAN
Datasheet
987In Stock
Min.: 1
Mult.: 1
: 1.500

ATSAME51 SMD/SMT TQFP-64 ARM Cortex M4F 1 MB 32 bit 12 bit 120 MHz 51 I/O 256 kB 1.71 V 3.6 V - 40 C + 85 C AEC-Q100 Reel, Cut Tape
Microchip Technology ARM Microcontrollers - MCU 120MHZ 1024KB FLASH 100 TQFP PKG IN 85C
Datasheet
876In Stock
3.000Expected 09/08/2027
Min.: 1
Mult.: 1
: 1.000

ATSAME51 SMD/SMT TQFP-100 ARM Cortex M4F 1 MB 32 bit 12 bit 120 MHz 81 I/O 256 kB 1.71 V 3.6 V - 40 C + 85 C AEC-Q100 Reel, Cut Tape

Microchip Technology ARM Microcontrollers - MCU 120MHZ 1024KB FLASH 64 QFN PKG 85C
Datasheet
522In Stock
Min.: 1
Mult.: 1

ATSAME53 SMD/SMT QFN-64 ARM Cortex M4F 1 MB 32 bit 12 bit 120 MHz 51 I/O 256 kB 1.71 V 3.6 V - 40 C + 85 C AEC-Q100 Tray
Microchip Technology ARM Microcontrollers - MCU 120MHZ 1024KB FLASH 100 TQFP PKG 85C
Datasheet
244In Stock
Min.: 1
Mult.: 1

ATSAME53 SMD/SMT TQFP-100 ARM Cortex M4F 1 MB 32 bit 12 bit 120 MHz 81 I/O 256 kB 1.71 V 3.6 V - 40 C + 85 C AEC-Q100 Tray
Microchip Technology ARM Microcontrollers - MCU 120MHZ 1024KB FLASH 100 TQFP PKG IN 85C
Datasheet
1.511In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 1.000

ATSAME53 SMD/SMT TQFP-100 ARM Cortex M4F 1 MB 32 bit 12 bit 120 MHz 81 I/O 256 kB 1.71 V 3.6 V - 40 C + 85 C AEC-Q100 Reel, Cut Tape, MouseReel
Microchip Technology ARM Microcontrollers - MCU 120MHZ 1024KB FLASH 100 TQFP PKG 85C
Datasheet
660In Stock
Min.: 1
Mult.: 1

ATSAME54 SMD/SMT TQFP-100 ARM Cortex M4F 1 MB 32 bit 12 bit 120 MHz 81 I/O 256 kB 1.71 V 3.6 V - 40 C + 85 C AEC-Q100 Tray
Microchip Technology ARM Microcontrollers - MCU CM4, TFBGA120, 1MFlash,T&R,USB,Eth.,CAN
Datasheet
1.568In Stock
Min.: 1
Mult.: 1
: 3.000

ATSAME54 SMD/SMT TFBGA-120 ARM Cortex M4F 1 MB 32 bit 12 bit 120 MHz 99 I/O 256 kB 1.71 V 3.6 V - 40 C + 85 C AEC-Q100 Reel, Cut Tape
Microchip Technology ARM Microcontrollers - MCU MCU 32-Bits, 512kb Flash, 256kb SRAM, 300 Mhz AFE 12Bits, DAC 12 Bits, Can-FD
Datasheet
1.233In Stock
Min.: 1
Mult.: 1

SAM E70 SMD/SMT LQFP-100 ARM Cortex M7 512 kB 32 bit 12 bit 300 MHz 75 I/O 256 kB 1.7 V 3.6 V - 40 C + 105 C Tray
Microchip Technology ARM Microcontrollers - MCU MCU 32-Bits, 512kb Flash, 256kb SRAM, 300 Mhz AFE 12Bits, DAC 12 Bits, Can-FD
Datasheet
873In Stock
Min.: 1
Mult.: 1
: 1.000

SAM S70 SMD/SMT LQFP-100 ARM Cortex M7 512 kB 32 bit 12 bit 300 MHz 75 I/O 256 kB 1.7 V 3.6 V - 40 C + 105 C Reel, Cut Tape
Texas Instruments ARM Microcontrollers - MCU 16/32 Bit RISC Flash MCU Arm Cortex-R4F
Datasheet
208In Stock
Min.: 1
Mult.: 1

TMS570LS3137 SMD/SMT LQFP-144 ARM Cortex R4F 3 MB 32 bit/16 bit 12 bit 160 MHz 58 I/O 256 kB 1.14 V 1.32 V - 40 C + 125 C AEC-Q100 Tray
Texas Instruments ARM Microcontrollers - MCU 16/32-Bit RISC Flash Microcontroller 337
Datasheet
287In Stock
180Expected 01/09/2026
Min.: 1
Mult.: 1

RM48L952 SMD/SMT NFBGA-337 ARM Cortex R4F 3 MB 32 bit/16 bit 12 bit 220 MHz 144 I/O 256 kB 1.14 V 1.32 V - 40 C + 105 C Tray
Texas Instruments ARM Microcontrollers - MCU 32-bit Arm Cortex-M4 F based MCU with 12 A 595-TM4C1290NCZADI3R
Datasheet
317In Stock
Min.: 1
Mult.: 1

TM4C1290NCZAD SMD/SMT ARM Cortex M4F 6 kB 32 bit 12 bit 120 MHz 140 I/O 256 kB 1.2 V 1.2 V - 40 C + 105 C Tray
Texas Instruments ARM Microcontrollers - MCU Tiva C Series MCU A 595-TM4C1292NCPDTI3R A 595-TM4C1292NCPDTI3R
Datasheet
223In Stock
Min.: 1
Mult.: 1

TM4C1292NCPDT SMD/SMT TQFP-128 ARM Cortex M4F 6 kB 32 bit 12 bit 120 MHz 98 I/O 256 kB 1.2 V 1.2 V - 40 C + 105 C Tray
Texas Instruments ARM Microcontrollers - MCU Tiva C Series Microc ontroller A 595-TM4 A 595-TM4C1294KCPDTI3R
Datasheet
863In Stock
Min.: 1
Mult.: 1

TM4C1294KCPDT SMD/SMT TQFP-128 ARM Cortex M4F 6 kB 32 bit 12 bit 120 MHz 90 I/O 256 kB 1.2 V 1.2 V - 40 C + 105 C Tray
Texas Instruments ARM Microcontrollers - MCU Tiva C Series Microc ontroller
Datasheet
1.014In Stock
Min.: 1
Mult.: 1

TM4C1294KCPDT SMD/SMT TQFP-128 ARM Cortex M4F 6 kB 32 bit 12 bit 120 MHz 90 I/O 256 kB 1.2 V 1.2 V - 40 C + 105 C Tray
Texas Instruments ARM Microcontrollers - MCU Tiva C Series MCU A 595-TM4C1294NCPDTI3R A 595-TM4C1294NCPDTI3R
Datasheet
886In Stock
1.980Expected 28/08/2026
Min.: 1
Mult.: 1

TM4C1294NCPDT SMD/SMT TQFP-128 ARM Cortex M4 6 kB 32 bit 12 bit 120 MHz 98 I/O 256 kB 1.2 V 1.2 V - 40 C + 105 C Tray