256 kB ARM Microcontrollers - MCU

Results: 1,881
Select Image Part # Mfr. Description Datasheet Availability Pricing (GBP) 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 High-performance foundation line, Arm Cortex-M4 core DSP & FPU, 256 Kbytes of Fl
5,758On Order
£6.70
£5.18
£4.58
£4.39
Min.: 1
Mult.: 1
STM32F446RC SMD/SMT LQFP-64 ARM Cortex M4 256 kB 32 bit 3 x 12 bit 180 MHz 50 I/O 128 kB 1.7 V 3.6 V - 40 C + 105 C Tray
STMicroelectronics ARM Microcontrollers - MCU High-performance foundation line, Arm Cortex-M4 core DSP & FPU, 256 Kbytes of Fl
4,200On Order
Cut Tape
£7.00
£5.33
£4.91
£4.45
Reel
£3.97
Min.: 1
Mult.: 1
: 1,000
STM32F446RC SMD/SMT LQFP-64 ARM Cortex M4 256 kB 32 bit 3 x 12 bit 180 MHz 50 I/O 128 kB 1.7 V 3.6 V - 40 C + 105 C Reel, Cut Tape, MouseReel
STMicroelectronics ARM Microcontrollers - MCU High-performance & DSP FPU, Arm Cortex-M7 MCU 256 Kbytes of Flash 216 MHz CPU, A
3,960On Order
£13.01
£10.23
£9.32
£9.01
Min.: 1
Mult.: 1
STM32F723ZC SMD/SMT ARM Cortex M7 256 kB 32 bit 3 x 12 bit 216 MHz 112 I/O 256 kB 1.7 V 3.6 V - 40 C + 85 C Tray
STMicroelectronics ARM Microcontrollers - MCU Mainstream Arm Cortex-M0+ 32-bit MCU up to 512KB Flash 144KB RAM
13,737On Order
£4.43
£3.25
£3.00
£2.71
Min.: 1
Mult.: 1
Max.: 1,000
STM32G0 SMD/SMT ARM Cortex M0+ 256 kB 32 bit 12 bit 64 MHz 42 I/O 144 kB 1.7 V 3.6 V - 40 C + 85 C Tray
STMicroelectronics ARM Microcontrollers - MCU Mainstream Arm Cortex-M4 MCU 170 MHz 256 Kbytes of Flash Math Accel, HR Timer, H
4,768On Order
£7.15
£5.55
£5.02
£4.64
Min.: 1
Mult.: 1
Max.: 960
STM32G4 SMD/SMT LQFP-64 ARM Cortex M4 256 kB 32 bit 5 x 12 bit 170 MHz 52 I/O 128 kB 1.71 V 3.6 V - 40 C + 85 C Tray
STMicroelectronics ARM Microcontrollers - MCU Mainstream Arm Cortex-M4 170 MHz 256 Kbytes Flash Math Accel High Analog level
11,735On Order
£5.76
£4.29
£3.86
£3.61
£3.33
Min.: 1
Mult.: 1
Max.: 2,940
STM32G4 SMD/SMT UFQFPN-32 ARM Cortex M4 256 kB 32 bit 12 bit 170 MHz 26 I/O 112 kB 1.71 V 3.6 V - 40 C + 125 C Tray
STMicroelectronics ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M3 MCU 256 Kbytes of Flash 32 MHz CPU, USB, 2xOp-amp
8,833On Order
Cut Tape
£6.26
£4.84
£4.26
£4.09
Reel
£3.57
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
12,292On Order
£4.40
£3.20
£2.87
£2.65
Min.: 1
Mult.: 1
Max.: 1,500
STM32L431CC SMD/SMT LQFP-48 ARM Cortex M4 256 kB 32 bit 12 bit 80 MHz 38 I/O 64 kB 1.71 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
23,810On Order
Cut Tape
£4.51
£3.71
£3.12
£2.91
Reel
£2.64
Min.: 1
Mult.: 1
Max.: 1,000
: 2,400
STM32L431CC SMD/SMT LQFP-48 ARM Cortex M4 256 kB 32 bit 12 bit 80 MHz 38 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-M4 MCU 80 MHz 256 Kbytes of Flash
44,895On Order
£4.91
£3.74
£3.40
£3.13
Min.: 1
Mult.: 1
Max.: 960
STM32L431RC 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 Tray
STMicroelectronics ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 256 Kbytes of Flash
42,990On Order
Cut Tape
£5.26
£3.51
£3.07
£2.87
£2.65
Reel
£2.58
Min.: 1
Mult.: 1
Max.: 1,000
: 1,000
STM32L431RC 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 FPU Arm Cortex-M4 MCU 80 MHz 256 Kbytes of Flash
4,320On Order
£5.47
£3.88
£3.57
£3.37
£3.27
Min.: 1
Mult.: 1
Max.: 540
STM32L431VC SMD/SMT LQFP-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 + 85 C Tray
STMicroelectronics ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 256 Kbytes of Flash , USB
19,716On Order
£4.62
£3.52
£3.08
£2.94
£2.72
Min.: 1
Mult.: 1
Max.: 2,940
STM32L432KC SMD/SMT UFQFPN-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 Tray
STMicroelectronics ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 256 Kbytes of Flash , LCD, USB
4,374On Order
£4.94
£3.78
£3.32
£3.18
Min.: 1
Mult.: 1
Max.: 300
STM32L433RC 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 Tray
STMicroelectronics ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M33 Trust Zone, MCU 110 MHz 256 kbytes of Flash
4,950Expected 19/12/2026
£7.83
£6.08
£5.74
£5.15
Min.: 1
Mult.: 1
Max.: 1,500
STM32L5 SMD/SMT LQFP-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 Ultra-low-power Arm Cortex-M0+ MCU 256-Kbytes Flash LCD, USB, 48 MHz CPU
17,950On Order
£3.37
£2.44
£2.17
£1.89
Min.: 1
Mult.: 1
Max.: 750
STM32U0 ARM Cortex M0 256 kB 48 MHz Tray
STMicroelectronics ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M0+ MCU 256-Kbytes Flash LCD, USB, 48 MHz CPU
8,930On Order
£3.94
£2.49
£2.18
£2.06
Min.: 1
Mult.: 1
Max.: 500
STM32U0 ARM Cortex M0 256 kB 48 MHz Tray
STMicroelectronics ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M0+ MCU 256-Kbytes Flash LCD, USB, 48 MHz CPU
9,598On Order
£3.51
£2.53
£2.26
£2.04
Min.: 1
Mult.: 1
Max.: 960
STM32U0 ARM Cortex M0 256 kB 48 MHz Tray
STMicroelectronics ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M0+ MCU 256-Kbytes Flash LCD, USB, AES, 48 MHz CPU
14,038On Order
£3.13
£2.35
£2.04
£1.95
Min.: 1
Mult.: 1
Max.: 1,560
STM32U0 ARM Cortex M0 256 kB 48 MHz Tray
STMicroelectronics ARM Microcontrollers - MCU Sub-GHz Wireless Microcontrollers. Arm Cortex-M4 a.48 MHz 256 Kbytes of Flash 64
4,992Expected 05/03/2027
Cut Tape
£8.13
£6.61
£6.29
£5.60
Reel
£4.56
Min.: 1
Mult.: 1
: 5,000
STM32WL SMD/SMT UFBGA-73 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 Reel, Cut Tape, MouseReel
Microchip Technology ARM Microcontrollers - MCU ARM Cortex-M0+ 64KB flash 12kb SRAM
14,482Expected 25/12/2026
Cut Tape
£4.47
£4.32
Reel
£3.67
Min.: 1
Mult.: 1
: 5,000
SAML21 SMD/SMT VQFN-32 ARM Cortex M0+ 256 kB 32 bit 12 bit 48 MHz 25 I/O 32 kB 1.62 V 3.63 V - 40 C + 85 C Reel, Cut Tape, MouseReel

Microchip Technology ARM Microcontrollers - MCU ARM Cortex-M0+ 256KBFlash 40KB SRAM
3,754Expected 04/01/2027
Cut Tape
£4.92
£4.76
Reel
£4.06
Min.: 1
Mult.: 1
: 4,000
SAML21 SMD/SMT VQFN-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, Cut Tape, MouseReel

Infineon Technologies ARM Microcontrollers - MCU 256K Flash 64K SRAM PSoC 5LP
980On Order
£22.07
£17.78
£16.06
£15.47
Min.: 1
Mult.: 1
CY8C58LPxxx SMD/SMT QFN-68 ARM Cortex M3 256 kB 32 bit 12 bit 67 MHz 48 I/O 64 kB 1.71 V 1.89 V - 40 C + 85 C Tray
Infineon Technologies ARM Microcontrollers - MCU 256KB Flash 64KBSRAM PSoC 5LP
3,776Expected 12/08/2027
£24.80
£20.05
£17.66
£17.16
Min.: 1
Mult.: 1
CY8C58LPxx 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 MM-LEGACY PSOC135
1,995On Order
Cut Tape
£25.87
£20.24
£19.33
£17.56
Reel
£16.56
Min.: 1
Mult.: 1
: 2,000
SMD/SMT WLCSP-99 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 Reel, Cut Tape