.hide-partial { max-height: none; } .show-more { display: none; }

256 kB Embedded Processors & Controllers

.catnav-wrapper { height: auto; overflow: visible; } .catalog-nav-tabs ul { white-space: normal; }

Types of Embedded Processors & Controllers

List Images

Results: 4 897

Applied Filters:

Program Memory Size = 256 kB

Manufacturer

Mounting Style

Package/Case

Core

Number of I/Os

Data Bus Width

ADC Resolution

Reset All

Search within results

In Stock

Normally Stocked

Active

New Products

RoHS Compliant

.search-refine-wrapper { display: inline-block; min-width: 100%; } .scroll-body { overflow-x: visible; } .search-table-wrapper { overflow: visible; } .hide-partial { max-height: none; } .show-more { display: none; }

Part #

ARM Microcontrollers - MCU High-performance access line, Arm Cortex-M4 core DSP & FPU, 256 Kbytes of Flash

STM32F411VCT6
STMicroelectronics
1: 72,09 kr
925In Stock

Mfr. Part No.
STM32F411VCT6

Mouser Part No
511-STM32F411VCT6

STMicroelectronics

ARM Microcontrollers - MCU High-performance access line, Arm Cortex-M4 core DSP & FPU, 256 Kbytes of Flash

Learn More

Datasheet

925In Stock

72,09 kr

51,54 kr

47,04 kr

46,93 kr

View

Min.: 1
Mult.: 1

SMD/SMT

LQFP-100

ARM Cortex M4

81 I/O

32 bit

12 bit

ARM Microcontrollers - MCU High-performance foundation line, Arm Cortex-M4 core DSP & FPU, 256 Kbytes of Fl

STM32F446RCT6
STMicroelectronics
1: 85,28 kr
1 087In Stock
2 880On Order

Mfr. Part No.
STM32F446RCT6

Mouser Part No
511-STM32F446RCT6

STMicroelectronics

ARM Microcontrollers - MCU High-performance foundation line, Arm Cortex-M4 core DSP & FPU, 256 Kbytes of Fl

Learn More

Datasheet

1 087In Stock

2 880On Order

85,28 kr

63,96 kr

60,99 kr

52,20 kr

View

Min.: 1
Mult.: 1

SMD/SMT

LQFP-64

ARM Cortex M4

50 I/O

32 bit

3 x 12 bit

ARM Microcontrollers - MCU Mainstream Arm Cortex M0+ 32-bit MCU, up to 512KB Flash, 144KB RAM

STM32G0B1CCU6
STMicroelectronics
1: 54,40 kr
3 132In Stock
3 120On Order

Mfr. Part No.
STM32G0B1CCU6

Mouser Part No
511-STM32G0B1CCU6

STMicroelectronics

ARM Microcontrollers - MCU Mainstream Arm Cortex M0+ 32-bit MCU, up to 512KB Flash, 144KB RAM

Learn More

Datasheet

3 132In Stock

3 120On Order

54,40 kr

37,48 kr

34,73 kr

30,66 kr

View

Min.: 1
Mult.: 1

SMD/SMT

ARM Cortex M0+

44 I/O

32 bit

12 bit

ARM Microcontrollers - MCU Mainstream Arm Cortex-M0+ 32-bit MCU up to 512KB Flash 144KB RAM

STM32G0B1CET6N
STMicroelectronics
1: 52,53 kr
5 161In Stock
15 000On Order

Mfr. Part No.
STM32G0B1CET6N

Mouser Part No
511-STM32G0B1CET6N

STMicroelectronics

ARM Microcontrollers - MCU Mainstream Arm Cortex-M0+ 32-bit MCU up to 512KB Flash 144KB RAM

Learn More

Datasheet

5 161In Stock

15 000On Order

52,53 kr

40,11 kr

35,06 kr

33,41 kr

View

Min.: 1
Mult.: 1

SMD/SMT

ARM Cortex M0+

42 I/O

32 bit

12 bit

ARM Microcontrollers - MCU Mainstream Arm Cortex-M0+ 32-bit MCU up to 256KB 144KB RAM 6x USART timers ADC D

STM32G0B1KCU7
STMicroelectronics
1: 45,17 kr
1 172In Stock
2 940On Order

Mfr. Part No.
STM32G0B1KCU7

Mouser Part No
511-STM32G0B1KCU7

STMicroelectronics

ARM Microcontrollers - MCU Mainstream Arm Cortex-M0+ 32-bit MCU up to 256KB 144KB RAM 6x USART timers ADC D

Learn More

Datasheet

1 172In Stock

2 940On Order

45,17 kr

34,18 kr

29,89 kr

28,46 kr

View

Min.: 1
Mult.: 1

SMD/SMT

UFQFPN-32

ARM Cortex M0+

30 I/O

32 bit

12 bit

ARM Microcontrollers - MCU Value Line M3 ARM 32 Kbytes 32 MHz

STM32L100RCT6
STMicroelectronics
1: 77,26 kr
741In Stock

Mfr. Part No.
STM32L100RCT6

Mouser Part No
511-STM32L100RCT6

STMicroelectronics

ARM Microcontrollers - MCU Value Line M3 ARM 32 Kbytes 32 MHz

Learn More

Datasheet

741In Stock

77,26 kr

59,79 kr

52,64 kr

49,13 kr

View

Min.: 1
Mult.: 1

SMD/SMT

LQFP-64

ARM Cortex M3

51 I/O

32 bit

12 bit

ARM Microcontrollers - MCU Ultra Low M3 ARM 128 Kbytes 32 MHz

STM32L151CCT6
STMicroelectronics
1: 78,80 kr
1 290In Stock
3 000Expected 2026-12-24

Mfr. Part No.
STM32L151CCT6

Mouser Part No
511-STM32L151CCT6

STMicroelectronics

ARM Microcontrollers - MCU Ultra Low M3 ARM 128 Kbytes 32 MHz

Learn More

Datasheet

1 290In Stock

3 000Expected 2026-12-24

78,80 kr

60,88 kr

53,63 kr

51,43 kr

View

Min.: 1
Mult.: 1

SMD/SMT

LQFP-48

ARM Cortex M3

37 I/O

32 bit

12 bit

ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M3 MCU 256 Kbytes of Flash 32 MHz CPU, USB, 2xOp-amp

STM32L151CCT6TR
STMicroelectronics
1: 83,52 kr
1 525In Stock

Mfr. Part No.
STM32L151CCT6TR

Mouser Part No
511-STM32L151CCT6TR

STMicroelectronics

ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M3 MCU 256 Kbytes of Flash 32 MHz CPU, USB, 2xOp-amp

Learn More

Datasheet

1 525In Stock

Cut Tape

83,52 kr

63,96 kr

56,93 kr

53,41 kr

View

Reel

40,55 kr

MouseReel Available

Min.: 1
Mult.: 1

: 2 400

SMD/SMT

LQFP-48

ARM Cortex M3

37 I/O

32 bit

12 bit

ARM Microcontrollers - MCU Ultra Low M3 ARM 256 Kbytes 32 MHz

STM32L152CCT6
STMicroelectronics
1: 81,66 kr
1 285In Stock

Mfr. Part No.
STM32L152CCT6

Mouser Part No
511-STM32L152CCT6

STMicroelectronics

ARM Microcontrollers - MCU Ultra Low M3 ARM 256 Kbytes 32 MHz

Learn More

Datasheet

1 285In Stock

81,66 kr

63,08 kr

55,72 kr

53,41 kr

View

Min.: 1
Mult.: 1

SMD/SMT

LQFP-48

ARM Cortex M3

37 I/O

32 bit

12 bit

ARM Microcontrollers - MCU Ultra Low M3 ARM 256 Kbytes 32 MHz

STM32L152RCT6
STMicroelectronics
1: 84,51 kr
798In Stock

Mfr. Part No.
STM32L152RCT6

Mouser Part No
511-STM32L152RCT6

STMicroelectronics

ARM Microcontrollers - MCU Ultra Low M3 ARM 256 Kbytes 32 MHz

Learn More

Datasheet

798In Stock

84,51 kr

65,39 kr

57,70 kr

53,96 kr

View

Min.: 1
Mult.: 1

SMD/SMT

LQFP-64

ARM Cortex M3

51 I/O

32 bit

12 bit

ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 256 Kbytes of Flash

STM32L431RCI6
STMicroelectronics
1: 54,95 kr
1 903In Stock

Mfr. Part No.
STM32L431RCI6

Mouser Part No
511-STM32L431RCI6

STMicroelectronics

ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 256 Kbytes of Flash

Learn More

Datasheet

1 903In Stock

54,95 kr

41,87 kr

36,71 kr

35,06 kr

View

Min.: 1
Mult.: 1

SMD/SMT

UFBGA-64

ARM Cortex M4

52 I/O

32 bit

12 bit

ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 256 Kbytes of Flash , LCD, USB

STM32L433CCT3
STMicroelectronics
1: 65,50 kr
601In Stock
1 500On Order

Mfr. Part No.
STM32L433CCT3

Mouser Part No
511-STM32L433CCT3

STMicroelectronics

ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 256 Kbytes of Flash , LCD, USB

Learn More

Datasheet

601In Stock

1 500On Order

65,50 kr

50,33 kr

44,18 kr

43,08 kr

View

Min.: 1
Mult.: 1

SMD/SMT

LQFP-48

ARM Cortex M4

38 I/O

32 bit

12 bit

ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 256 Kbytes of Flash , LCD, USB

STM32L433CCT6
STMicroelectronics
1: 57,70 kr
2 804In Stock

Mfr. Part No.
STM32L433CCT6

Mouser Part No
511-STM32L433CCT6

STMicroelectronics

ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 256 Kbytes of Flash , LCD, USB

Learn More

Datasheet

2 804In Stock

57,70 kr

44,18 kr

38,68 kr

36,93 kr

View

Min.: 1
Mult.: 1

SMD/SMT

LQFP-48

ARM Cortex M4

38 I/O

32 bit

12 bit

ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 256 Kbytes of Flash , LCD, USB

STM32L433CCU3
STMicroelectronics
1: 63,52 kr
893In Stock

Mfr. Part No.
STM32L433CCU3

Mouser Part No
511-STM32L433CCU3

STMicroelectronics

ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 256 Kbytes of Flash , LCD, USB

Learn More

Datasheet

893In Stock

63,52 kr

48,80 kr

42,86 kr

40,88 kr

View

Min.: 1
Mult.: 1

SMD/SMT

QFN-48

ARM Cortex M4

38 I/O

32 bit

12 bit

ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 256 Kbytes of Flash , LCD, USB

STM32L433CCU6
STMicroelectronics
1: 56,38 kr
3 193In Stock
3 120On Order

Mfr. Part No.
STM32L433CCU6

Mouser Part No
511-STM32L433CCU6

STMicroelectronics

ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 256 Kbytes of Flash , LCD, USB

Learn More

Datasheet

3 193In Stock

3 120On Order

56,38 kr

42,97 kr

37,70 kr

36,05 kr

View

Min.: 1
Mult.: 1

SMD/SMT

UFQFPN-48

ARM Cortex M4

38 I/O

32 bit

12 bit

ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 256 Kbytes of Flash , LCD, USB

STM32L433CCY6TR
STMicroelectronics
1: 64,51 kr
2 059In Stock

Mfr. Part No.
STM32L433CCY6TR

Mouser Part No
511-STM32L433CCY6TR

STMicroelectronics

ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 256 Kbytes of Flash , LCD, USB

Learn More

Datasheet

2 059In Stock

Cut Tape

64,51 kr

47,37 kr

44,18 kr

38,79 kr

View

Reel

27,48 kr

MouseReel Available

Min.: 1
Mult.: 1

: 5 000

SMD/SMT

WLCSP-48

ARM Cortex M4

38 I/O

32 bit

12 bit

ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 256 Kbytes of Flash , LCD, USB

STM32L433RCI6
STMicroelectronics
1: 60,45 kr
2 242In Stock

Mfr. Part No.
STM32L433RCI6

Mouser Part No
511-STM32L433RCI6

STMicroelectronics

ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 256 Kbytes of Flash , LCD, USB

Learn More

Datasheet

2 242In Stock

60,45 kr

46,27 kr

40,66 kr

38,79 kr

View

Min.: 1
Mult.: 1

SMD/SMT

UFBGA-64

ARM Cortex M4

52 I/O

32 bit

12 bit

ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 256 Kbytes of Flash , LCD, USB

STM32L433VCT6TR
STMicroelectronics
1: 70,67 kr
762In Stock

Mfr. Part No.
STM32L433VCT6TR

Mouser Part No
511-STM32L433VCT6TR

STMicroelectronics

ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 256 Kbytes of Flash , LCD, USB

Learn More

Datasheet

762In Stock

Cut Tape

70,67 kr

54,40 kr

47,81 kr

45,83 kr

Reel

36,49 kr

View

MouseReel Available

Min.: 1
Mult.: 1

: 1 000

SMD/SMT

LQFP-100

ARM Cortex M4

83 I/O

32 bit

12 bit

ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 256 Kbytes of Flash LCD, USB, AES-2

STM32L443VCT6
STMicroelectronics
1: 75,94 kr
521In Stock

Mfr. Part No.
STM32L443VCT6

Mouser Part No
511-STM32L443VCT6

STMicroelectronics

ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 256 Kbytes of Flash LCD, USB, AES-2

Learn More

Datasheet

521In Stock

75,94 kr

53,63 kr

50,33 kr

45,28 kr

View

Min.: 1
Mult.: 1

SMD/SMT

LQFP-100

ARM Cortex M4

83 I/O

32 bit

12 bit

ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 256 kbytes of Flash , DFSDM

STM32L451CCU3
STMicroelectronics
1: 64,95 kr
476In Stock

Mfr. Part No.
STM32L451CCU3

Mouser Part No
511-STM32L451CCU3

STMicroelectronics

ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 256 kbytes of Flash , DFSDM

Learn More

Datasheet

476In Stock

64,95 kr

49,78 kr

43,74 kr

41,87 kr

View

Min.: 1
Mult.: 1

SMD/SMT

QFN-48

ARM Cortex M4

38 I/O

32 bit

12 bit

ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 256 kbytes of Flash , DFSDM

STM32L451VCT6
STMicroelectronics
1: 71,76 kr
2 312In Stock

Mfr. Part No.
STM32L451VCT6

Mouser Part No
511-STM32L451VCT6

STMicroelectronics

ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 256 kbytes of Flash , DFSDM

Learn More

Datasheet

2 312In Stock

71,76 kr

51,21 kr

47,15 kr

44,51 kr

View

Min.: 1
Mult.: 1

SMD/SMT

LQFP-100

ARM Cortex M4

83 I/O

32 bit

12 bit

ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 256 kbytes of Flash USB Device, DFS

STM32L452VCT6
STMicroelectronics
1: 74,40 kr
742In Stock

Mfr. Part No.
STM32L452VCT6

Mouser Part No
511-STM32L452VCT6

STMicroelectronics

ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 256 kbytes of Flash USB Device, DFS

Learn More

Datasheet

742In Stock

74,40 kr

53,30 kr

49,02 kr

46,27 kr

View

Min.: 1
Mult.: 1

SMD/SMT

LQFP-100

ARM Cortex M4

83 I/O

32 bit

12 bit

ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 256 Kbytes of Flash USB OTG, DFSDM

STM32L475RCT3
STMicroelectronics
1: 83,19 kr
1 174In Stock

Mfr. Part No.
STM32L475RCT3

Mouser Part No
511-STM32L475RCT3

STMicroelectronics

ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 256 Kbytes of Flash USB OTG, DFSDM

Learn More

Datasheet

1 174In Stock

83,19 kr

64,40 kr

56,82 kr

54,40 kr

View

Min.: 1
Mult.: 1

SMD/SMT

LQFP-64

ARM Cortex M4

51 I/O

32 bit

3 x 12 bit

ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M33 Trust Zone, MCU 110 MHz 256 kbytes of Flash

STM32L552RCT6
STMicroelectronics
1: 104,62 kr
970In Stock

Mfr. Part No.
STM32L552RCT6

Mouser Part No
511-STM32L552RCT6

STMicroelectronics

ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M33 Trust Zone, MCU 110 MHz 256 kbytes of Flash

Learn More

Datasheet

970In Stock

104,62 kr

78,80 kr

72,86 kr

65,28 kr

View

Min.: 1
Mult.: 1

SMD/SMT

LQFP-64

ARM Cortex M33

52 I/O

32 bit

2 x 12 bit

ARM Microcontrollers - MCU Ultra-low-power dual core Arm Cortex-M4 64MHz Cortex-M0+ 32MHz 256Kbytes Flash

STM32WB35CCU6A
STMicroelectronics
1: 64,73 kr
1 692In Stock

Mfr. Part No.
STM32WB35CCU6A

Mouser Part No
511-STM32WB35CCU6A

STMicroelectronics

ARM Microcontrollers - MCU Ultra-low-power dual core Arm Cortex-M4 64MHz Cortex-M0+ 32MHz 256Kbytes Flash

Learn More

Datasheet

1 692In Stock

64,73 kr

49,89 kr

46,16 kr

42,09 kr

View

Min.: 1
Mult.: 1

SMD/SMT

UFQFPN-48

ARM Cortex M4

72 I/O

32 bit

12 bit

256 kB Embedded Processors & Controllers

Types of Embedded Processors & Controllers

Customer Service Office

Company

Resources

Support

BGA-100
BGA-112
BGA-120
BGA-121
BGA-132
BGA-136
BGA-144
BGA-176
BGA-196
BGA-256
BGA-36
BGA-376
BGA-64
BGA-96
BGA-97
BGA-ED-256
CQFP-176
CSP-288
CSP-48
CSP-64

56800E
80515
56800EX
78K0R
ARM7TDMI
ARM7TDMI-S
ARM Cortex M0
ARM Cortex M0, ARM Cortex M4
ARM Cortex M0+
ARm Cortex M0+
ARM Cortex M0+, ARM Cortex M4
ARM Cortex M23
ARM Cortex M3
ARM Cortex M33
Arm Cortex -M33
ARM Cortex M4
Arm cortex M4
Arm Cortex -M4
ARM Cortex M4F
ARM Cortex-M4F, ARM Cortex R5F

10 I/O
13 I/O
14 I/O
16 I/O
17 I/O
18 I/O
19 I/O
20 I/O
21 I/O
22 I/O
23 I/O
24 I/O
25 I/O
26 I/O
27 I/O
28 I/O
29 I/O
30 I/O
31 I/O
32 I/O

2 x 10 bit
2 x 12 bit
2 x 16 bit
2 x 6 bit/8 bit/10 bit/12 bit
2 x 8 bit/10 bit/12 bit
3 x 12 bit
4 x 12 bit
4 x 16 bit
4 x 6 bit/8 bit/10 bit/12 bit
5 x 12 bit
8 bit, 10 bit
8 bit/10 bit
8 bit/10 bit/12 bit
10 bit
10 bit, 12 bit
10 bit, 24 bit
10 bit, 2 x 12 bit
10 bit/12 bit
12 bit
12 bit, 14 bit