ARM Cortex M3 Core Embedded Processors & Controllers

Types of Embedded Processors & Controllers
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Description Datasheet Availability Pricing (USD) Filter the results in the table by unit price based on your quantity.
Qty. RoHS Mounting Style
Package / Case
Core
Number of I/Os
Data Bus Width
ADC Resolution
STMicroelectronics ARM Microcontrollers - MCU Ultra Low M3 ARM 256 Kbytes 32 MHz
Datasheet
750In Stock
$8.94
$6.92
$6.11
$5.71
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Min.: 1
Mult.: 1
SMD/SMT LQFP-64 ARM Cortex M3 51 I/O 32 bit 12 bit
Microchip Technology ARM Microcontrollers - MCU MRL A 256K Flash 48K SRAM Ind Temp
Datasheet
1,556In Stock
$6.54
$5.93
$5.39
Min.: 1
Mult.: 1
SMD/SMT QFP-64 ARM Cortex M3 47 I/O 32 bit 12 bit
Infineon Technologies ARM Microcontrollers - MCU MM-LEGACY MM
Datasheet
1,600In Stock
$7.80
$6.03
$5.31
$4.96
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Min.: 1
Mult.: 1
SMD/SMT LQFP-64 ARM Cortex M3 50 I/O 32 bit 12 bit
Infineon Technologies ARM Microcontrollers - MCU 5.50 V, PSoC 5 CapSense Plus
Datasheet
572In Stock
900Expected 12/24/2026
$14.72
$11.61
$10.02
$9.70
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Min.: 1
Mult.: 1
SMD/SMT TQFP-100 ARM Cortex M3 72 I/O 32 bit 12 bit
Infineon Technologies ARM Microcontrollers - MCU PSOC 5LP DIGITAL ONLY,67MHZ,256K
Datasheet
444In Stock
$14.96
$11.79
$10.19
$9.85
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Min.: 1
Mult.: 1
SMD/SMT TQFP-100 ARM Cortex M3 72 I/O 32 bit 12 bit

Infineon Technologies ARM Microcontrollers - MCU PSOC 5 LP, 67MHZ 2AB 256K FLASH
Datasheet
1,043In Stock
$13.70
$10.78
$9.60
$9.24
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Min.: 1
Mult.: 1
SMD/SMT QFN-68 ARM Cortex M3 48 I/O 32 bit 12 bit

Infineon Technologies ARM Microcontrollers - MCU PSOC 5 LP, 67MHZ 2AB 256K FLASH
Datasheet
928In Stock
$13.92
$10.95
$9.77
$9.40
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Min.: 1
Mult.: 1
SMD/SMT QFN-68 ARM Cortex M3 48 I/O 32 bit 12 bit

Infineon Technologies ARM Microcontrollers - MCU PSOC 5LP PERFO ANLOG 67MHZ,64K
Datasheet
293In Stock
$16.74
$13.89
$13.40
$12.05
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Min.: 1
Mult.: 1
SMD/SMT QFN-68 ARM Cortex M3 32 bit 12 bit
Infineon Technologies ARM Microcontrollers - MCU 256KB Flash 64KBSRAM PSoC 5LP
Datasheet
256In Stock
900Expected 12/31/2026
$31.57
$25.50
$22.42
$22.00
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Min.: 1
Mult.: 1
SMD/SMT TQFP-100 ARM Cortex M3 62 I/O 32 bit 12 bit
Infineon Technologies ARM Microcontrollers - MCU PSOC 5LP PERFO ANLOG 67MHZ,128K
Datasheet
535In Stock
$29.78
$23.30
$22.25
$20.22
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Min.: 1
Mult.: 1
SMD/SMT TQFP-100 ARM Cortex M3 32 bit 12 bit
Infineon Technologies ARM Microcontrollers - MCU 256K Flash 64K SRAM PSoC 5LP
Datasheet
88In Stock
900Expected 12/17/2026
$28.72
$23.20
$21.53
$20.28
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SMD/SMT TQFP-100 ARM Cortex M3 62 I/O 32 bit 12 bit

Infineon Technologies ARM Microcontrollers - MCU 256K Flash 64K SRAM PSoC 5LP
Datasheet
358In Stock
2,600Expected 11/18/2026
$28.61
$22.39
$21.38
$19.54
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Mult.: 1
SMD/SMT QFN-68 ARM Cortex M3 48 I/O 32 bit 12 bit
Infineon Technologies ARM Microcontrollers - MCU 256KB Flash 64KBSRAM PSoC 5LP
Datasheet
466In Stock
4,500On Order
$33.03
$26.71
$23.52
$22.86
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Mult.: 1
SMD/SMT TQFP-100 ARM Cortex M3 62 I/O 32 bit 12 bit
Toshiba ARM Microcontrollers - MCU MCU w/ ARM Cortex-M3 512K FLASH, 32K SRA
Datasheet
1,665In Stock
$3.14
$2.63
$2.31
$2.08
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Mult.: 1
SMD/SMT LQFP-100 ARM Cortex M3 68 I/O 32 bit 10 bit
NXP Semiconductors ARM Microcontrollers - MCU Motion Control 32-bit Microcontroller based on ARM Cortex-M3
Datasheet
1,975In Stock
$9.83
$7.65
$6.78
$6.51
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Min.: 1
Mult.: 1
SMD/SMT LQFP-48 ARM Cortex M3 32 I/O 32 bit 2 x 12 bit
NXP Semiconductors ARM Microcontrollers - MCU Motion Control 32-bit Microcontroller based on ARM Cortex-M3
Datasheet
1,919In Stock
$10.60
$8.28
$7.35
$6.89
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Min.: 1
Mult.: 1
SMD/SMT LQFP-64 ARM Cortex M3 46 I/O 32 bit 2 x 12 bit
NXP Semiconductors ARM Microcontrollers - MCU Motion Control 32-bit Microcontroller based on ARM Cortex-M3
Datasheet
652In Stock
$12.88
$9.46
$8.72
$8.67
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Min.: 1
Mult.: 1
SMD/SMT LQFP-100 ARM Cortex M3 78 I/O 32 bit 2 x 12 bit
NXP Semiconductors ARM Microcontrollers - MCU Motion Control 32-bit Microcontroller based on ARM Cortex-M3
Datasheet
915In Stock
$12.72
$9.83
$9.14
$8.29
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Min.: 1
Mult.: 1
SMD/SMT LQFP-64 ARM Cortex M3 46 I/O 32 bit 2 x 12 bit
NXP Semiconductors ARM Microcontrollers - MCU Motion Control 32-bit Microcontroller based on ARM Cortex-M3
Datasheet
581In Stock
$15.88
$12.57
$10.88
$10.53
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Min.: 1
Mult.: 1
SMD/SMT ARM Cortex M3 76 I/O 32 bit 2 x 12 bit
NXP Semiconductors ARM Microcontrollers - MCU Motion Control 32-bit Microcontroller based on ARM Cortex-M3
Datasheet
949In Stock
$15.14
$11.96
$10.68
$10.06
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Min.: 1
Mult.: 1
SMD/SMT LQFP-64 ARM Cortex M3 44 I/O 32 bit 2 x 12 bit
NXP Semiconductors ARM Microcontrollers - MCU Scalable Mainstream 32-bit Microcontroller (MCU) based on ARM Cortex-M3 Core
Datasheet
479In Stock
595Expected 11/6/2026
$9.69
$7.54
$6.68
$6.36
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Mult.: 1
SMD/SMT ARM Cortex M3 52 I/O 32 bit 12 bit
NXP Semiconductors ARM Microcontrollers - MCU Scalable Mainstream 32-bit Microcontroller (MCU) based on ARM Cortex-M3 Core
Datasheet
2,144In Stock
$10.87
$8.49
$7.54
$7.18
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Mult.: 1
SMD/SMT ARM Cortex M3 52 I/O 32 bit 12 bit
NXP Semiconductors ARM Microcontrollers - MCU Scalable Mainstream 32-bit Microcontroller (MCU) based on ARM Cortex-M3 Core
Datasheet
218In Stock
595Expected 6/7/2027
$13.98
$10.62
$10.18
$8.97
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SMD/SMT LQFP-80 ARM Cortex M3 52 I/O 32 bit 12 bit
NXP Semiconductors ARM Microcontrollers - MCU Scalable Mainstream 32-bit Microcontroller (MCU) based on ARM Cortex-M3 Core
Datasheet
412In Stock
1,190Expected 6/28/2027
$15.58
$12.26
$11.05
$10.55
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Mult.: 1
SMD/SMT ARM Cortex M3 52 I/O 32 bit 12 bit
NXP Semiconductors ARM Microcontrollers - MCU 256kB flash, 64kB SRAM, no CAN, LQFP100 package
Datasheet
731In Stock
$13.38
$10.16
$9.74
$8.58
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Min.: 1
Mult.: 1
SMD/SMT LQFP-100 ARM Cortex M3 70 I/O 32 bit 12 bit