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All Products > Semiconductors > Integrated Circuits - ICs > Embedded Processors & Controllers > Microcontrollers - MCU
Microcontrollers (MCUs) are available at Mouser Electronics from industry leading microcontroller manufacturers. Mouser is an authorized distributor for Atmel, Freescale, Microchip, NXP, Silicon Labs, STMicroelectronics, Texas Instruments & many more. View our wide selection of microcontrollers below. View our Newest Microcontrollers page.
Category   Semiconductors >  Integrated Circuits - ICs >  Embedded Processors & Controllers >  Microcontrollers - MCU

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Compare up to 20 parts.
Select ImageMouser Part # Mfr. Part # Mfr. Description Documents Availability Pricing
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Quantity RoHS Core Data Bus Width Maximum Clock Frequency Program Memory Size Data RAM Size A/D Bit Size Maximum Operating Temperature Mounting Style Package / Case
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Silicon Labs C8051F972-A-GM
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C8051F972-A-GM

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Silicon Labs 8-bit Microcontrollers - MCU LowPower CapSense MCU w/32kB-ADC
Page 263

Data Sheet
120
In Stock
1: $1.60
25: $1.54
100: $1.49
1,000: $1.46



Min.: 1
Mult.: 1
8051 8 bit 25 MHz 32 kB 8 kB 10 bit + 85 C SMD/SMT QFN-24
Cypress Semiconductor CY8C4014LQI-412
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CY8C4014LQI-412

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Cypress Semiconductor ARM Microcontrollers - MCU 16KB Flash 2KB SRAM PSoC 4
Page 227

Data Sheet
386
In Stock
1: $1.65
10: $1.50
25: $1.42
100: $1.35
250: View



Min.: 1
Mult.: 1
ARM Cortex M0 32 bit 16 MHz 16 kB 2 kB No ADC + 85 C SMD/SMT QFN-24
Silicon Labs EFM8SB20F32G-A-QFP32
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EFM8SB20F32G-A-QFP32

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Silicon Labs 8-bit Microcontrollers - MCU 32kB/4352B RAM 10b ADC
Data Sheet 250
In Stock
1: $1.75
10: $1.67
25: $1.63
100: $1.40
250: View



Min.: 1
Mult.: 1
CIP-51 8 bit 25 MHz 32 kB 4 kB 10 bit + 85 C SMD/SMT QFP-32
Cypress Semiconductor CY8C4014SXI-420
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CY8C4014SXI-420

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Cypress Semiconductor ARM Microcontrollers - MCU 16KB Flash 2KB SRAM PSoC 4
Page 227

Data Sheet
411
In Stock
1: $1.82
10: $1.66
25: $1.57
100: $1.49
250: View



Min.: 1
Mult.: 1
ARM Cortex M0 32 bit 16 MHz 16 kB 2 kB No ADC + 85 C SMD/SMT SOIC-8
Cypress Semiconductor CY8C4014SXI-421
CY8C4014SXI-421

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Cypress Semiconductor ARM Microcontrollers - MCU 16KB Flash 2KB SRAM PSoC 4
Page 227

Data Sheet
395
In Stock
1: $1.91
10: $1.74
25: $1.65
100: $1.56
250: View



Min.: 1
Mult.: 1
ARM Cortex M0 32 bit 16 MHz 16 kB 2 kB No ADC + 85 C SMD/SMT SOIC-16
Silicon Labs EFM8UB20F64G-A-QFP32
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EFM8UB20F64G-A-QFP32

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Silicon Labs 8-bit Microcontrollers - MCU USB, 64kB/4352B RAM 10b Diff-ADC
Data Sheet 247
In Stock
1: $2.04
10: $1.93
25: $1.88
50: $1.83
100: View



Min.: 1
Mult.: 1
CIP-51 8 bit 48 MHz 64 kB 4 kB 10 bit + 85 C SMD/SMT QFP-32
Silicon Labs EFM8UB20F32G-A-QFP32
 Enlarge
EFM8UB20F32G-A-QFP32

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Silicon Labs 8-bit Microcontrollers - MCU USB, 32kB/2304B RAM 10b Diff-ADC
Data Sheet 248
In Stock
1: $2.11
10: $2.02
25: $1.97
100: $1.69
250: View



Min.: 1
Mult.: 1
CIP-51 8 bit 48 MHz 32 kB 2 kB 10 bit + 85 C SMD/SMT QFP-32
Silicon Labs EFM8UB20F64G-A-QFP48
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EFM8UB20F64G-A-QFP48

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Silicon Labs 8-bit Microcontrollers - MCU USB, 64kB/4352B RAM 10b Diff-ADC, EMIF
Data Sheet 248
In Stock
1: $2.12
10: $2.01
25: $1.96
50: $1.90
100: View



Min.: 1
Mult.: 1
CIP-51 8 bit 48 MHz 64 kB 4 kB 10 bit + 85 C SMD/SMT QFP-48
Silicon Labs EFM8UB20F32G-A-QFP48
 Enlarge
EFM8UB20F32G-A-QFP48

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Silicon Labs 8-bit Microcontrollers - MCU USB, 32kB/2304B RAM 10b Diff-ADC, EMIF
Data Sheet 248
In Stock
1: $2.20
10: $2.10
25: $2.05
100: $1.76
250: View



Min.: 1
Mult.: 1
CIP-51 8 bit 48 MHz 32 kB 2 kB 10 bit + 85 C SMD/SMT QFP-48
Silicon Labs EFM8SB20F64G-A-QFP32
 Enlarge
EFM8SB20F64G-A-QFP32

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Silicon Labs 8-bit Microcontrollers - MCU 64kB/4352B RAM 10b ADC
Data Sheet 248
In Stock
1: $2.20
10: $2.10
25: $2.05
100: $1.76
250: View



Min.: 1
Mult.: 1
CIP-51 8 bit 25 MHz 64 kB 4 kB 10 bit + 85 C SMD/SMT QFP-32
STMicroelectronics STM32F031G6U6
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STM32F031G6U6

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STMicroelectronics ARM Microcontrollers - MCU Cortex M0 32kB 48MHz Motor CTRL SRAM MCU
Data Sheet 195
In Stock
More Info Available
1: $2.31
10: $1.87
100: $1.49
500: $1.31
1,000: View



Min.: 1
Mult.: 1
ARM Cortex M0 32 bit 48 MHz 32 kB 4 kB + 85 C SMD/SMT UFQFPN-28
STMicroelectronics STM32F031K4U6
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STM32F031K4U6

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STMicroelectronics ARM Microcontrollers - MCU Entry-level ARM Cortex-M0 MCU 16Kb
Data Sheet 617
In Stock
1: $2.46
10: $1.99
100: $1.59
500: $1.39
1,000: View



Min.: 1
Mult.: 1
ARM Cortex M0 32 bit 48 MHz 16 kB 4 kB + 85 C SMD/SMT UFQFPN-32
Cypress Semiconductor CY8C4125AXI-473
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CY8C4125AXI-473

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Cypress Semiconductor ARM Microcontrollers - MCU 32KB Flash 4KB SRAM PSoC 4
Data Sheet 273
In Stock
1: $2.75
10: $2.50
25: $2.37
100: $2.25
250: View



Min.: 1
Mult.: 1
ARM Cortex M0 32 bit 24 MHz 32 kB 4 kB 12 bit + 85 C SMD/SMT TQFP-44
Cypress Semiconductor CY8C4124AXI-443
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CY8C4124AXI-443

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Cypress Semiconductor ARM Microcontrollers - MCU 16KB Flash 4KB SRAM PSoC 4
Data Sheet 221
In Stock
1: $2.81
10: $2.56
25: $2.43
100: $2.30
250: View



Min.: 1
Mult.: 1
ARM Cortex M0 32 bit 24 MHz 16 kB 4 kB 12 bit + 85 C SMD/SMT TQFP-44
634-32L360F64GECSP81


To purchase full reel, order in multiples of 50:
Silicon Labs ARM Microcontrollers - MCU 64k Flash, 32k RAM, USB, AES
Data Sheet 50
In Stock
Alternative Packaging
Cut Tape
1: $3.49
25: $3.37
Reel
50: $3.37
100: $3.25



Min.: 1
Mult.: 1
Reel: 50
ARM Cortex M3 32 bit 48 MHz 64 kB 32 kB 12 bit + 85 C SMD/SMT CSP-81
634-LG360F128GECSP81


To purchase full reel, order in multiples of 50:
Silicon Labs ARM Microcontrollers - MCU 128k Flash, 32k RAM, USB, AES
Data Sheet 50
In Stock
Alternative Packaging
Cut Tape
1: $4.03
25: $3.89
Reel
50: $3.89
100: $3.75



Min.: 1
Mult.: 1
Reel: 50
ARM Cortex M3 32 bit 48 MHz 128 kB 32 kB 12 bit + 85 C SMD/SMT CSP-81
634-32WG36064GACSP81


To purchase full reel, order in multiples of 50:
Silicon Labs ARM Microcontrollers - MCU 64k Flash, 32k RAM, USB, AES
Data Sheet 50
In Stock
Alternative Packaging
Cut Tape
1: $4.03
25: $3.89
Reel
50: $3.89
100: $3.75



Min.: 1
Mult.: 1
Reel: 50
ARM Cortex M4 32 bit 48 MHz 64 kB 32 kB 12 bit + 85 C SMD/SMT CSP-81
Freescale Semiconductor MKL17Z256VLH4
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MKL17Z256VLH4

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Freescale Semiconductor ARM Microcontrollers - MCU Kinetis L 32-bit MCU, ARM Cortex-M0+ core, 256KB Flash, 48MHz, LQFP 64
Data Sheet 105
In Stock
1: $4.22
10: $3.99
25: $3.75
100: $3.05
250: View



Min.: 1
Mult.: 1
ARM Cortex M0+ 32 bit 48 MHz 256 kB 32 kB 16 bit + 105 C SMD/SMT LQFP-64
Silicon Labs EFM32LG280F256G-E-QFP100
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Silicon Labs ARM Microcontrollers - MCU 256k Flash 32k RAM AES
Data Sheet 88
In Stock
Alternative Packaging
1: $4.29
25: $4.14
100: $3.99
1,000: $3.78



Min.: 1
Mult.: 1
ARM Cortex M3 32 bit 48 MHz 256 kB 32 kB 12 bit + 85 C SMD/SMT LQFP-100
634-LG360F256GECSP81


To purchase full reel, order in multiples of 50:
Silicon Labs ARM Microcontrollers - MCU 256k Flash, 32k RAM, USB, AES
Data Sheet 48
In Stock
Alternative Packaging
Cut Tape
1: $4.64
25: $4.48
Reel
50: $4.48
100: $4.32



Min.: 1
Mult.: 1
Reel: 50
ARM Cortex M3 32 bit 48 MHz 256 kB 32 kB 12 bit + 85 C SMD/SMT CSP-81
Freescale Semiconductor MKL27Z256VLH4
 Enlarge
MKL27Z256VLH4

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Freescale Semiconductor ARM Microcontrollers - MCU Kinetis L 32-bit MCU, ARM Cortex-M0+ core, 256KB Flash, 48MHz, USB, LQFP 64
Data Sheet 150
In Stock
1: $4.66
10: $4.41
25: $4.15
100: $3.38
250: View



Min.: 1
Mult.: 1
ARM Cortex M0+ 32 bit 48 MHz 256 kB 32 kB 16 bit + 105 C SMD/SMT LQFP-64
Silicon Labs EFM32LG980F256G-E-QFP100
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Silicon Labs ARM Microcontrollers - MCU 256k Flash 32k RAM USB 8x34 LCD AES
Data Sheet 87
In Stock
Alternative Packaging
1: $4.72
25: $4.55
100: $4.39
1,000: $4.15



Min.: 1
Mult.: 1
ARM Cortex M3 32 bit 48 MHz 64 kB 32 kB 12 bit + 85 C SMD/SMT LQFP-100
LPC11U67JBD64E

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NXP Semiconductors ARM Microcontrollers - MCU 32bit ARM Cortex-M0+ microcontroller
Data Sheet 160
In Stock
1: $4.94
10: $3.97
100: $3.62
250: $3.27
500: View



Min.: 1
Mult.: 1
Freescale Semiconductor MK22FN128VLH10
 Enlarge
MK22FN128VLH10

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Freescale Semiconductor ARM Microcontrollers - MCU Kinetis K 32-bit MCU, ARM Cortex-M4 core, 128KB Flash, 100MHz, USB, QFP 64
Page 232

Data Sheet
139
In Stock
1: $5.09
10: $4.81
25: $4.53
100: $3.12



Min.: 1
Mult.: 1
ARM Cortex M4 16 bit/32 bit 100 MHz 128 kB 24 kB 16 bit + 105 C SMD/SMT LQFP-64
634-WG360F256GACSP81


To purchase full reel, order in multiples of 50:
Silicon Labs ARM Microcontrollers - MCU 256k Flash, 32k RAM, USB, AES
Data Sheet 74
In Stock
Alternative Packaging
Cut Tape
1: $5.34
25: $5.15
Reel
50: $5.15
100: $4.97



Min.: 1
Mult.: 1
Reel: 50
ARM Cortex M4 32 bit 48 MHz 256 kB 32 kB 12 bit + 85 C SMD/SMT CSP-81
Compare up to 20 parts.
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