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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

Available Filters 27,095 Matches  

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Compare up to 20 parts.
Select ImageMouser Part # Mfr. Part # Mfr. Description Documents Availability Pricing
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Atmel AT91RM9200-CJ-002
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Atmel ARM Microcontrollers - MCU BGA IND TEMP
Page 227

Data Sheet
979
In Stock
1: $25.73
5: $24.58
10: $23.81
25: $22.26
50: View



Min.: 1
Mult.: 1
ARM920T 32 bit 180 MHz 128 kB 16 kB + 85 C SMD/SMT BGA-256
Freescale Semiconductor MC9S12DP512CPVE
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Freescale Semiconductor 16-bit Microcontrollers - MCU 16 BIT 25MHz
Page 246

Data Sheet
1,147
In Stock
Alternative Packaging
1: $27.32
10: $25.77
25: $24.31
100: $16.72



Min.: 1
Mult.: 1
HCS12 16 bit 25 MHz 512 kB 14 kB + 85 C SMD/SMT LQFP-112
Maxim Integrated DS87C520-QCL+
 Enlarge
Maxim Integrated 8-bit Microcontrollers - MCU EPROM/ROM High-Speed
Data Sheet 647
In Stock
Alternative Packaging
1: $43.79
25: $38.89
50: $36.66
100: $33.43
250: View



Min.: 1
Mult.: 1
8051 8 bit 33 MHz 16 kB 1 kB + 70 C SMD/SMT PLCC-44
Maxim Integrated DS87C520-MCL+
 Enlarge
Maxim Integrated 8-bit Microcontrollers - MCU EPROM/ROM High-Speed
Data Sheet 669
In Stock
1: $49.67
25: $44.10
50: $41.57
100: $37.91
250: View



Min.: 1
Mult.: 1
8051 8 bit 33 MHz 16 kB 1 kB + 70 C Through Hole PDIP-40
Maxim Integrated DS87C520-QNL+
 Enlarge
Maxim Integrated 8-bit Microcontrollers - MCU EPROM/ROM High-Speed
Data Sheet 841
In Stock
Alternative Packaging
1: $50.55
25: $44.89
50: $42.32
100: $38.59
250: View



Min.: 1
Mult.: 1
8051 8 bit 33 MHz 16 kB 1 kB + 85 C SMD/SMT PLCC-44
Texas Instruments MSP430F2619SPM
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Texas Instruments 16-bit Microcontrollers - MCU 16B Ultra-Low-Pwr MCU,92KB Flash
This product may require additional documentation to export from the United States.
Data Sheet 229
In Stock
1: $84.15
10: $81.67
25: $76.72
50: $74.24
100: View



Min.: 1
Mult.: 1
MSP430 16 bit 16 MHz 120 kB 4 kB + 150 C SMD/SMT LQFP-64
Maxim Integrated DS5000-32-16+
 Enlarge
Maxim Integrated 8-bit Microcontrollers - MCU Soft MCU Chip
Data Sheet 164
In Stock
1: $128.76
25: $114.33
50: $107.77
100: $98.28
250: View



Min.: 1
Mult.: 1
8051 8 bit 16 MHz 32 kB 32 kB + 70 C Through Hole EDIP-40
Microchip Technology PIC32MX795F512L-80V/PT Microchip Technology 32-bit Microcontrollers - MCU 512KB 128KBR USB-OTG 2 CAN ETH 80MHz 10b
Page 261

Data Sheet
2,995
In Stock
Alternative Packaging
1: $11.85
10: $9.87
25: $9.05
100: $8.19



Min.: 1
Mult.: 1
MIPS32 M4K 32 bit 80 MHz 512 kB 128 kB + 85 C SMD/SMT TQFP-100
Atmel ATmega644PA-MU
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Atmel 8-bit Microcontrollers - MCU 64K Flash 2K EEPROM 4K SRAM 32 IO Pins
Data Sheet 3,093
In Stock
Alternative Packaging
1: $7.73
10: $6.96
25: $6.34
50: $6.06
100: View



Min.: 1
Mult.: 1
AVR 8 bit 20 MHz 64 kB 4 kB + 85 C SMD/SMT QFN-44
STMicroelectronics STM32F437IIT6
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STMicroelectronics ARM Microcontrollers - MCU 32B ARM Cortex-M4 2Mb Flash 168MHz CPU
Data Sheet 1,479
In Stock
1: $19.37
10: $17.63
25: $16.29
50: $15.25
100: View



Min.: 1
Mult.: 1
ARM Cortex M4 32 bit 180 MHz 2048 kB 256 kB + 85 C SMD/SMT LQFP-176
Microchip Technology SST89E516RD2-40-I-NJE
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Microchip Technology 8-bit Microcontrollers - MCU 64KB+8KB 40MHz
Data Sheet

Product Info.
6,846
In Stock
1: $2.99
10: $2.49
25: $2.22
100: $2.07



Min.: 1
Mult.: 1
8051 8 bit 40 MHz 64 kB 1 kB + 85 C SMD/SMT PLCC-44
Texas Instruments F28M36P63C2ZWTT
 Enlarge
F28M36P63C2ZWTT

New Product
New Product


Texas Instruments ARM Microcontrollers - MCU Concerto Microcntrlr
Data Sheet 876
In Stock
Alternative Packaging
1: $34.65
10: $32.05
25: $29.45
50: $28.76
100: View



Min.: 1
Mult.: 1
ARM Cortex M3 32 bit 150 MHz 1536 kB 232 kB + 105 C SMD/SMT NFBGA-289
Microchip Technology PIC12F509T-I/SN
 Enlarge
579-PIC12F509T-I/SN


To purchase full reel, order in multiples of 3300:
Microchip Technology 8-bit Microcontrollers - MCU 2 KB 41 RAM 6 I/O
Data Sheet 29,920
In Stock
Alternative Packaging
Cut Tape
1: $0.80
10: $0.66
25: $0.61
100: $0.55
Reel
3,300: $0.55

MouseReel Available


Min.: 1
Mult.: 1
Reel: 3,300
PIC 8 bit 4 MHz 1024 B 41 B + 85 C SMD/SMT SOIC-8
Microchip Technology PIC18LF14K50-I/SS
 Enlarge
Microchip Technology 8-bit Microcontrollers - MCU 16 KB Flash768 RAM 15 I/O 10-Bit ADC
Page 259

Data Sheet
10,429
In Stock
Alternative Packaging
1: $2.52
10: $2.10
25: $1.93
100: $1.74



Min.: 1
Mult.: 1
PIC 8 bit 48 MHz 8 kB 256 B + 125 C SMD/SMT SSOP-20
Texas Instruments S5LS20216ASPGEQQ1
 Enlarge
Texas Instruments ARM Microcontrollers - MCU ARM Cortex-R4F Flash MCU
Data Sheet 860
In Stock
More Info Available
1: $37.50
10: $35.10
25: $32.46
50: $31.21
100: View



Min.: 1
Mult.: 1
ARM Cortex R4F 16 bit/32 bit 160 MHz 2 MB 160 kB + 125 C SMD/SMT LQFP-144
Atmel AT89C51RB2-RLTUM
 Enlarge
Atmel 8-bit Microcontrollers - MCU 16kB Flash 1280B RAM 2.7V-5.5V
Page 223

Data Sheet
3,554
In Stock
1: $7.95
10: $7.15
25: $6.52
50: $6.36
100: View



Min.: 1
Mult.: 1
8051 8 bit 60 MHz 16 kB 1280 B + 85 C SMD/SMT VQFP-44
Microchip Technology PIC16F687-I/P
 Enlarge
Microchip Technology 8-bit Microcontrollers - MCU 3.5KB FL 128R 18 I/O
Page 257

Data Sheet
12,904
In Stock
1: $1.86
10: $1.55
25: $1.51
100: $1.47



Min.: 1
Mult.: 1
PIC 8 bit 20 MHz 2048 B 128 B + 125 C Through Hole PDIP-20
Freescale Semiconductor MC9S08AC96CFGE
 Enlarge
Freescale Semiconductor 8-bit Microcontrollers - MCU 8 Bit 96K FLASH 8K RAM
Page 241

Data Sheet
8,498
In Stock
1: $4.33
10: $4.08
25: $3.85
100: $2.65



Min.: 1
Mult.: 1
S08 8 bit 40 MHz 96 kB 8 kB + 85 C SMD/SMT LQFP-44
Analog Devices ADUC7025BSTZ62
 Enlarge
Analog Devices ARM Microcontrollers - MCU Precision 1 MSPS 12-Bit Analog I/O
Page 220

Data Sheet
1,940
In Stock
Alternative Packaging
1: $11.98
5: $11.22
10: $10.89
25: $10.07
50: View



Min.: 1
Mult.: 1
ARM7TDMI 16 bit/32 bit 40 MHz 62 kB 8192 B + 105 C SMD/SMT LQFP-64
Atmel AT32UC3A3256S-CTUT
 Enlarge
Atmel 32-bit Microcontrollers - MCU 256KB, 144FFBGA w/ AES Mod.
This product may require additional documentation to export from the United States.
Page 226

Data Sheet
1,147
In Stock
Alternative Packaging
1: $17.67
10: $16.06
25: $14.86
50: $14.13
100: View



Min.: 1
Mult.: 1
AVR 32 bit 66 MHz 256 kB 64 kB + 85 C SMD/SMT FFBGA-144
Microchip Technology PIC10F200T-I/OT
 Enlarge
579-PIC10F200T-I/OT


To purchase full reel, order in multiples of 3000:
Microchip Technology 8-bit Microcontrollers - MCU .375kBF 16RM 4I/O Ind Temp SOT-23
Page 257

Data Sheet
33,653
In Stock
Cut Tape
1: $0.51
10: $0.42
25: $0.39
100: $0.35
Reel
3,000: $0.35

MouseReel Available


Min.: 1
Mult.: 1
Reel: 3,000
PIC 8 bit 4 MHz 384 B 16 B + 85 C SMD/SMT SOT-23-6
Microchip Technology PIC10F202T-I/OT
 Enlarge
579-PIC10F202T-I/OT


To purchase full reel, order in multiples of 3000:
Microchip Technology 8-bit Microcontrollers - MCU .75kBF 24RM 4I/O Ind Temp SOT-23
Page 257

Data Sheet
21,110
In Stock
Cut Tape
1: $0.56
10: $0.46
25: $0.42
100: $0.38
Reel
3,000: $0.38

MouseReel Available


Min.: 1
Mult.: 1
Reel: 3,000
PIC 8 bit 4 MHz 768 B 24 B + 85 C SMD/SMT SOT-23-6
Atmel ATTINY4-TSHR
 Enlarge
Atmel 8-bit Microcontrollers - MCU 512B FLASH 32B SRAM TIMER 12MHz
Data Sheet 29,564
In Stock
1: $0.76
10: $0.668
25: $0.608
100: $0.48
250: View



Min.: 1
Mult.: 1
AVR 8 bit 12 MHz 512 B 32 B + 85 C SMD/SMT SOT-23-6
Atmel ATTINY5-TSHR
 Enlarge
Atmel 8-bit Microcontrollers - MCU 512B FLASH 32B SRAM ADC 12MHz TIMER
Data Sheet 19,282
In Stock
1: $0.78
10: $0.69
25: $0.628
100: $0.496
250: View



Min.: 1
Mult.: 1
AVR 8 bit 12 MHz 512 B 32 B + 85 C SMD/SMT SOT-23-6
Microchip Technology PIC12F629-I/SN
 Enlarge
Microchip Technology 8-bit Microcontrollers - MCU 1.75KB 64 RAM 6 I/O Ind Temp SOIC8
Page 257

Data Sheet
14,229
In Stock
Alternative Packaging
1: $1.01
10: $0.84
25: $0.82
100: $0.80



Min.: 1
Mult.: 1
PIC 8 bit 20 MHz 1.75 kB 64 B + 85 C SMD/SMT SOIC-8
Compare up to 20 parts.
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