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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.
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Atmel AT91SAM9G45C-CU
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AT91SAM9G45C-CU

New Product
New Product


Atmel ARM Microcontrollers - MCU BGA Green, IND TEMP,MRL C
Data Sheet 1,362
In Stock
1: $17.12
10: $15.56
25: $14.39
50: $13.69
100: View



Min.: 1
Mult.: 1
ARM926 32 bit 400 MHz 128 kB 64 kB + 85 C SMD/SMT BGA-324
Atmel 32-bit Microcontrollers - MCU UC3C 512K FLASH 64K SRAM
Data Sheet 1,868
In Stock
Alternative Packaging
1: $17.19
10: $15.62
25: $14.45
50: $13.75
100: View



Min.: 1
Mult.: 1
AVR 32 bit 66 MHz 512 kB 64 kB + 85 C LQFP-144
STMicroelectronics STR731FV2T6
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STMicroelectronics ARM Microcontrollers - MCU ARM7TDMI 32-BIT MCU 3X CAN, 4UART, ADC
Page 271

Data Sheet
2,334
In Stock
1: $17.26
10: $15.70
25: $14.51
50: $13.58
100: View



Min.: 1
Mult.: 1
ARM7TDMI 32 bit 36 MHz 256 kB 16 kB + 85 C SMD/SMT TQFP-100
Atmel AT32UC3A3256S-CTUT
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Atmel 32-bit Microcontrollers - MCU 256KB, 144FFBGA w/ AES Mod.
This product may require additional documentation to export from the United States.
Page 220

Data Sheet
1,163
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
Silicon Labs C8051F120-GQ
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Silicon Labs 8-bit Microcontrollers - MCU 100MIPS 128KB 12ADC 100P MCU
Page 264

Data Sheet
1,844
In Stock
Alternative Packaging
1: $17.86
25: $17.24
100: $16.63
1,000: Quote



Min.: 1
Mult.: 1
8051 8 bit 100 MHz 128 kB 8.25 kB Yes + 85 C SMD/SMT TQFP-100
Cypress Semiconductor CY8C5868AXI-LP035
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Cypress Semiconductor ARM Microcontrollers - MCU 256K Flash 64K SRAM PSoC 5LP
Page 228

Data Sheet
1,731
In Stock
1: $18.03
10: $16.72
25: $16.26
50: $15.83
100: View



Min.: 1
Mult.: 1
ARM Cortex M3 32 bit 67 MHz 256 kB 64 kB + 85 C SMD/SMT TQFP-100
Texas Instruments MSP430F1611IPM
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Texas Instruments 16-bit Microcontrollers - MCU 16-bit Ultra-Lo-Pwr
Page 273

Data Sheet
2,245
In Stock
Alternative Packaging
1: $18.13
10: $16.48
25: $15.25
50: $14.42
100: View



Min.: 1
Mult.: 1
MSP430 16 bit 8 MHz 48 kB 10 kB + 85 C SMD/SMT LQFP-64
STMicroelectronics STM32F437IIT6
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STM32F437IIT6

New Product
New Product


STMicroelectronics ARM Microcontrollers - MCU 32B ARM Cortex-M4 2Mb Flash 168MHz CPU
This product may require additional documentation to export from the United States.
Data Sheet 1,590
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
Freescale Semiconductor MC9S12XEP100CAG
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Freescale Semiconductor 16-bit Microcontrollers - MCU 1M FLASH S12XEP SAILFI
Page 240

Data Sheet
1,224
In Stock
1: $21.58
10: $20.36
25: $19.21
100: $13.21



Min.: 1
Mult.: 1
HCS12X 16 bit 50 MHz 100 kB 64 kB + 85 C SMD/SMT LQFP-144
Atmel AT91RM9200-CJ-002
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Atmel ARM Microcontrollers - MCU BGA IND TEMP
Page 221

Data Sheet
1,200
In Stock
1: $26.00
5: $25.16
10: $24.05
25: $22.09
50: View



Min.: 1
Mult.: 1
ARM920T 32 bit 180 MHz 128 kB 16 kB + 85 C SMD/SMT BGA-256
Texas Instruments F28M35H52C1RFPT
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F28M35H52C1RFPT

New Product
New Product


Texas Instruments ARM Microcontrollers - MCU Concerto MCU
Data Sheet 1,043
In Stock
1: $32.00
10: $29.57
25: $27.21
50: $25.80
100: View



Min.: 1
Mult.: 1
ARM Cortex M3 32 bit 100 MHz 512 kB 16 kB + 105 C SMD/SMT HTQFP-144
Texas Instruments S5LS20216ASPGEQQ1
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Texas Instruments ARM Microcontrollers - MCU ARM Cortex-R4F Flash MCU
Data Sheet 834
In Stock
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
Maxim Integrated DS87C520-QCL+
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Maxim Integrated 8-bit Microcontrollers - MCU EPROM/ROM High-Speed
Data Sheet 635
In Stock
Alternative Packaging
1: $39.91
25: $35.01
100: $30.09
1,000: Quote



Min.: 1
Mult.: 1
8051 8 bit 33 MHz 16 kB 1 kB No + 70 C SMD/SMT PLCC-44
Maxim Integrated DS87C520-MCL+
Enlarge
Maxim Integrated 8-bit Microcontrollers - MCU EPROM/ROM High-Speed
Data Sheet 836
In Stock
1: $45.27
25: $39.69
100: $34.12
1,000: View



Min.: 1
Mult.: 1
8051 8 bit 33 MHz 16 kB 1 kB No + 70 C Through Hole PDIP-40
Maxim Integrated DS87C520-QNL+
Enlarge
Maxim Integrated 8-bit Microcontrollers - MCU EPROM/ROM High-Speed
Data Sheet 897
In Stock
Alternative Packaging
1: $46.08
25: $40.41
100: $34.74
1,000: Quote



Min.: 1
Mult.: 1
8051 8 bit 33 MHz 16 kB 1 kB No + 85 C SMD/SMT PLCC-44
Maxim Integrated DS5000-32-16+
Enlarge
Maxim Integrated 8-bit Microcontrollers - MCU Soft MCU Chip
Data Sheet 277
In Stock
1: $130.38
25: $102.90
100: $98.28
250: View



Min.: 1
Mult.: 1
8051 8 bit 16 MHz 32 kB 32 kB No + 70 C Through Hole EDIP-40
Freescale Semiconductor MC9RS08KA1CSC
Enlarge
Freescale Semiconductor 8-bit Microcontrollers - MCU 1K FLASH W/ ACMP 62 RAM
Page 235

Data Sheet
21,866
In Stock
Alternative Packaging
1: $0.67
10: $0.632
25: $0.596
100: $0.41



Min.: 1
Mult.: 1
RS08 8 bit 20 MHz 1 kB 63 B No + 85 C SMD/SMT SOIC-8
Atmel 8-bit Microcontrollers - MCU 512B FLASH 32B SRAM ADC 12MHz TIMER
Data Sheet 20,924
In Stock
1: $0.78
10: $0.69
100: $0.496
250: $0.479
500: View



Min.: 1
Mult.: 1
AVR 8 bit 12 MHz 512 B 32 B Yes + 85 C SMD/SMT SOT-23
Microchip Technology PIC16F1503-I/SL
Enlarge
Microchip Technology 8-bit Microcontrollers - MCU 3.5KB FL 128B RAM 12I/O 10-bit ADC
Page 251

Data Sheet
11,797
In Stock
Alternative Packaging
1: $0.90
10: $0.75
25: $0.69
100: $0.62



Min.: 1
Mult.: 1
PIC 8 bit 20 MHz 2 kB 128 B Yes + 85 C SMD/SMT SOIC-14
511-STM8S003F3U6TR


To purchase full reel, order in multiples of 3000:
STMicroelectronics 8-bit Microcontrollers - MCU 8-bit MCU Value Line 16 MHz 8kb FL 128EE
Data Sheet 30,099
In Stock
Cut Tape
1: $0.91
10: $0.703
100: $0.559
500: $0.51
Reel
3,000: $0.346
9,000: View

MouseReel Available


Min.: 1
Mult.: 1
Reel: 3,000
STM8 8 bit 16 MHz 8 kB 1 kB Yes + 85 C SMD/SMT QFN-20
Atmel ATTINY88-MU
Enlarge
Atmel 8-bit Microcontrollers - MCU 8KB In-system Flash 12MHz 1.8V-5.5V
Page 218

Data Sheet
18,161
In Stock
Alternative Packaging
1: $0.91
10: $0.802
100: $0.576
250: $0.556
500: View



Min.: 1
Mult.: 1
AVR 8 bit 12 MHz 8 kB 512 B Yes + 85 C SMD/SMT QFN-32
Atmel ATTINY20-XU
Enlarge
Atmel 8-bit Microcontrollers - MCU AVR 2KB FL 128B SRAM ADC 2T-12MHz, IND
Data Sheet 17,677
In Stock
Alternative Packaging
1: $1.09
10: $0.958
100: $0.688
250: $0.665
500: View



Min.: 1
Mult.: 1
AVR 8 bit 12 MHz 2 kB 128 B Yes + 85 C SMD/SMT TSSOP-14
Microchip Technology PIC12F675-I/SN
Enlarge
Microchip Technology 8-bit Microcontrollers - MCU 1.75KB 64 RAM 6 I/O Ind Temp SOIC8
Page 251

Data Sheet
9,428
In Stock
More Info Available
Alternative Packaging
1: $1.10
10: $0.92
25: $0.90
100: $0.88



Min.: 1
Mult.: 1
PIC 8 bit 20 MHz 1.75 kB 64 B Yes + 85 C SMD/SMT SOIC-8
Microchip Technology PIC12F629-I/P
Enlarge
Microchip Technology 8-bit Microcontrollers - MCU 1.75KB 64 RAM 6 I/O Ind Temp PDIP8
Page 251

Data Sheet
7,148
In Stock
More Info Available
1: $1.10
10: $0.92
25: $0.90
100: $0.88



Min.: 1
Mult.: 1
PIC 8 bit 20 MHz 1.75 kB 64 B No + 85 C Through Hole PDIP-8
Atmel AT89C2051-24PU
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Atmel 8-bit Microcontrollers - MCU 2kB Flash 128B RAM 24MHz 2.7V-6.0V
Page 217

Data Sheet
16,253
In Stock
1: $1.12
10: $0.98
100: $0.704
250: $0.68
500: View



Min.: 1
Mult.: 1
8051 8 bit 24 MHz 2 kB 128 B No + 85 C Through Hole PDIP
Compare up to 20 parts.
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