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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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MSP430F67791AIPZ

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Texas Instruments 16-bit Microcontrollers - MCU Ultra low power Micro Controller
Data Sheet 90
In Stock
Alternative Packaging
1: $12.83
10: $11.66
25: $10.79
50: $10.20
100: View



Min.: 1
Mult.: 1
NXP Semiconductors LPC18S57JET256E
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LPC18S57JET256E

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NXP Semiconductors ARM Microcontrollers - MCU ARM Cortex M3
This product may require additional documentation to export from the United States.
Data Sheet 100
In Stock
1: $14.40
10: $13.10
25: $12.11
50: $11.47
100: View



Min.: 1
Mult.: 1
ARM Cortex M3 32 bit 180 MHz 1 MB 136 kB + 105 C SMD/SMT LBGA-256
NXP Semiconductors LPC43S57JET256E
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LPC43S57JET256E

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NXP Semiconductors ARM Microcontrollers - MCU ARM Cortex M4/M0
This product may require additional documentation to export from the United States.
Data Sheet 100
In Stock
1: $16.16
10: $14.70
25: $13.59
50: $12.87
100: View



Min.: 1
Mult.: 1
ARM Cortex M4 32 bit 204 MHz 1 MB 136 kB + 105 C SMD/SMT LGBA-256
Freescale Semiconductor S9KEAZN8AMFK
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S9KEAZN8AMFK

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Freescale Semiconductor ARM Microcontrollers - MCU Kinetis E 32-bit MCU, ARM Cortex-M0+ core, 8KB Flash, Automotive Qualified, 48MHz, 24 QFN
Page 231

Data Sheet
1,403
In Stock
1: $1.60
10: $1.43
25: $1.35
100: $1.29
250: View



Min.: 1
Mult.: 1


32 bit 48 MHz 8 kB 1 kB + 125 C SMD/SMT QFN-24
Freescale Semiconductor S9KEAZN64AMLH
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S9KEAZN64AMLH

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Freescale Semiconductor ARM Microcontrollers - MCU KINETIS E SERIES 64K FLASH 4K RAM 40MHz 64LQFP
Page 231

Data Sheet
744
In Stock
1: $2.82
10: $2.55
25: $2.17
100: $2.01
250: View



Min.: 1
Mult.: 1


32 bit 40 MHz 64 kB 4 kB + 125 C SMD/SMT LQFP-64
Freescale Semiconductor S9KEAZ128AMLH
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S9KEAZ128AMLH

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Freescale Semiconductor ARM Microcontrollers - MCU Kinetis E 32-bit MCU, ARM Cortex-M4 core, 128KB Flash, 48MHz, QFP 64
Page 231

Data Sheet
653
In Stock
1: $4.22
10: $3.81
25: $3.24
100: $3.00
250: View



Min.: 1
Mult.: 1


32 bit 48 MHz 128 kB 16 kB + 125 C SMD/SMT LQFP-64
Freescale Semiconductor MK22FN128VMP10
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MK22FN128VMP10

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

Data Sheet
389
In Stock
1: $5.55
10: $5.24
25: $4.94
100: $3.40



Min.: 1
Mult.: 1


ARM Cortex M4 16 bit/32 bit 100 MHz 128 kB 24 kB + 105 C SMD/SMT BGA-64
Freescale Semiconductor MK22FN128VDC10
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MK22FN128VDC10

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Freescale Semiconductor ARM Microcontrollers - MCU Kinetis K 32-bit MCU, ARM Cortex-M4 core, 128KB Flash, 100MHz, USB, Thin MAPBGA 121
Page 232

Data Sheet
348
In Stock
1: $5.55
10: $5.24
25: $4.94
100: $3.40



Min.: 1
Mult.: 1


ARM Cortex M4 16 bit/32 bit 100 MHz 128 kB 24 kB + 105 C SMD/SMT BGA-121
Freescale Semiconductor MK22FN512VDC12
 Enlarge
MK22FN512VDC12

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Freescale Semiconductor ARM Microcontrollers - MCU Kinetis K 32-bit MCU, ARM Cortex-M4 core, 512KB Flash, 120MHz, USB, Thin MAPBGA 121
Page 232

Data Sheet
187
In Stock
1: $8.15
10: $7.69
25: $7.25
100: $4.99



Min.: 1
Mult.: 1


ARM Cortex M4 16 bit/32 bit 120 MHz 512 kB 128 kB + 105 C SMD/SMT BGA-121
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 241
In Stock
1: $1.40
10: $1.32
25: $1.28
50: $1.24
100: View



Min.: 1
Mult.: 1
CIP-51 8 bit 25 MHz 32 kB 4 kB + 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 232
In Stock
1: $1.69
10: $1.59
25: $1.55
50: $1.50
100: View



Min.: 1
Mult.: 1
CIP-51 8 bit 48 MHz 32 kB 2 kB + 85 C SMD/SMT QFP-32
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 237
In Stock
1: $1.76
10: $1.66
25: $1.61
50: $1.56
100: View



Min.: 1
Mult.: 1
CIP-51 8 bit 25 MHz 64 kB 4 kB + 85 C SMD/SMT QFP-32
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 246
In Stock
1: $1.76
10: $1.66
25: $1.61
50: $1.56
100: View



Min.: 1
Mult.: 1
CIP-51 8 bit 48 MHz 32 kB 2 kB + 85 C SMD/SMT QFP-48
Silicon Labs C8051F975-A-GM
 Enlarge
C8051F975-A-GM

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Silicon Labs 8-bit Microcontrollers - MCU LowPower CapSense MCU w/16kB-ADC
Page 263

Data Sheet
246
In Stock
1: $1.81
10: $1.71
25: $1.66
50: $1.61
100: View



Min.: 1
Mult.: 1
8051 8 bit 25 MHz 16 kB 4 kB + 85 C SMD/SMT QFN-24
Silicon Labs EFM8UB20F64G-A-QFP32
 Enlarge
EFM8UB20F64G-A-QFP32

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Silicon Labs 8-bit Microcontrollers - MCU USB, 64kB/4352B RAM 10b Diff-ADC
Data Sheet 234
In Stock
1: $1.83
10: $1.73
25: $1.68
50: $1.63
100: View



Min.: 1
Mult.: 1
CIP-51 8 bit 48 MHz 64 kB 4 kB + 85 C SMD/SMT QFP-32
Silicon Labs EFM8UB20F64G-A-QFP48
 Enlarge
EFM8UB20F64G-A-QFP48

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Silicon Labs 8-bit Microcontrollers - MCU USB, 64kB/4352B RAM 10b Diff-ADC, EMIF
Data Sheet 208
In Stock
1: $1.90
10: $1.80
25: $1.74
50: $1.69
100: View



Min.: 1
Mult.: 1
CIP-51 8 bit 48 MHz 64 kB 4 kB + 85 C SMD/SMT QFP-48
Silicon Labs C8051F972-A-GM
 Enlarge
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: $2.03
10: $1.92
25: $1.86
50: $1.80
100: View



Min.: 1
Mult.: 1
8051 8 bit 25 MHz 32 kB 8 kB + 85 C SMD/SMT QFN-24
Silicon Labs EFM32HG210F64G-A-QFN32
 Enlarge
Silicon Labs ARM Microcontrollers - MCU 64k Flash 8k RAM ADC AES
144
In Stock
More Info Available
1: $2.07
10: $1.95
25: $1.89
50: $1.84
100: View



Min.: 1
Mult.: 1
ARM Cortex M0+ 32 bit 25 MHz 64 kB 8 kB + 85 C SMD/SMT QFN-32
Silicon Labs C8051F971-A-GM
 Enlarge
C8051F971-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: $2.19
10: $2.07
25: $2.01
50: $1.95
100: View



Min.: 1
Mult.: 1
8051 8 bit 25 MHz 32 kB 8 kB + 85 C SMD/SMT QFN-32
Silicon Labs EFM32HG322F64G-A-QFP48
 Enlarge
Silicon Labs ARM Microcontrollers - MCU 64k Flash 8k RAM USB ADC AES
247
In Stock
1: $2.46
10: $2.32
25: $2.26
50: $2.19
100: View



Min.: 1
Mult.: 1
ARM Cortex M0+ 32 bit 25 MHz 64 kB 8 kB + 85 C SMD/SMT QFP-48
Cypress Semiconductor CY8C4125AXI-473
 Enlarge
CY8C4125AXI-473

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Cypress Semiconductor ARM Microcontrollers - MCU 32KB Flash 4KB SRAM PSoC 4
Page 227

Data Sheet
262
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 + 85 C SMD/SMT TQFP-44
Cypress Semiconductor CY8C4124AXI-443
 Enlarge
CY8C4124AXI-443

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

Data Sheet
141
In Stock
More Info Available
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 + 85 C SMD/SMT TQFP-44
Silicon Labs EFM32LG360F64G-E-CSP81
 Enlarge
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: $3.51
10: $3.44
25: $3.38
Reel
50: $3.32
100: $3.25
250: View



Min.: 1
Mult.: 1
Reel: 50
ARM Cortex M3 32 bit 48 MHz 64 kB 32 kB + 85 C SMD/SMT CSP-81
Texas Instruments MSP430I2020TRHBT
 Enlarge
595-MSP430I2020TRHBT


To purchase full reel, order in multiples of 250:
MSP430I2020TRHBT

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Texas Instruments 16-bit Microcontrollers - MCU 16B Mixed Signal MCU
Data Sheet 240
In Stock
Alternative Packaging
Cut Tape
1: $3.78
10: $3.37
25: $3.03
50: $2.90
Reel
250: $2.49
500: View

MouseReel Available


Min.: 1
Mult.: 1
Reel: 250
MSP430FR4133IG48

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Texas Instruments 16-bit Microcontrollers - MCU 16 MHz Ultra-LowPowr 16 KB FRAM 2 KB SRAM
Data Sheet 280
In Stock
Alternative Packaging
1: $3.90
10: $3.48
25: $3.13
50: $2.99
100: View



Min.: 1
Mult.: 1
Compare up to 20 parts.
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