What are Microcontrollers ?
Microcontrollers are integrated circuits designed to manage specific tasks within embedded systems by executing programmed instructions. They are commonly used in applications like embedded control systems, production electronics assembly, and maintenance. Important specifications for selection include Core Processor, which determines processing power; Connectivity, which affects communication capabilities; and Operating Temperature, which ensures reliable performance in various environments. Sourcing teams should validate lifecycle status and consider alternate-source options to mitigate procurement risks.
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| Part & Mfr | Total Stock | Pricing & RFQ | Connectivity | Core Processor | Core Size | Data Converters | EEPROM Size | Mounting Type | Number of I | Operating Temperature | Oscillator Type | Peripherals | Program Memory Size | Program Memory Type | RAM Size | Speed | Supplier Device Package | Voltage | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Texas Instruments
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I²C, IrDA, LINbus, SCI, SPI, UART/USART, USB | MSP430 CPUXV2 | 16-Bit | A/D 16x12b | - | Surface Mount | 74 | -40°C ~ 85°C (TA) | Internal | Brown-out Detect/Reset, DMA, POR, PWM, WDT | 192KB (192K x 8) | FLASH | 18K x 8 | 20MHz | 100-LQFP (14x14) | 1.8V ~ 3.6V | |
Infineon Technologies
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Atmel
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I²C, IrDA, SPI, UART/USART | ARM® Cortex®-M4 | 32-Bit Single-Core | A/D 11x10b; D/A 1x10b | - | Surface Mount | 47 | -40°C ~ 85°C (TA) | Internal | Brown-out Detect/Reset, DMA, POR, PWM, WDT | 1MB (1M x 8) | FLASH | 80K x 8 | 100MHz | 64-QFN (9x9) | 1.62V ~ 3.6V | |
Infineon Technologies
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NXP Semiconductors
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I²C, IrDA, Microwire, SPI, SSI, SSP, UART/USART | ARM® Cortex®-M0 | 32-Bit Single-Core | A/D 8x10b | - | Surface Mount | 39 | -40°C ~ 85°C (TA) | Internal | Brown-out Detect/Reset, DMA, POR, WDT | 80KB (80K x 8) | FLASH | 8K x 8 | 45MHz | 48-LQFP (7x7) | 3V ~ 3.6V | |
Freescale Semiconductor
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CANbus, EBI/EMI, I²C, IrDA, SCI, SPI | HCS12X | 16-Bit | A/D 24x12b | 4K x 8 | Surface Mount | 119 | -40°C ~ 125°C (TA) | External | LVD, POR, PWM, WDT | 384KB (384K x 8) | FLASH | 24K x 8 | 50MHz | 144-LQFP (20x20) | 1.72V ~ 5.5V | |
Freescale Semiconductor
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CANbus, EBI/EMI, I²C, IrDA, SCI, SPI | HCS12X | 16-Bit | A/D 8x12b | 4K x 8 | Surface Mount | 59 | -40°C ~ 125°C (TA) | External | LVD, POR, PWM, WDT | 512KB (512K x 8) | FLASH | 32K x 8 | 50MHz | 80-QFP (14x14) | 1.72V ~ 5.5V | |
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Freescale Semiconductor
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CANbus, EBI/EMI, I²C, IrDA, SCI, SPI | HCS12X | 16-Bit | A/D 24x12b | 4K x 8 | Surface Mount | 119 | -40°C ~ 105°C (TA) | External | LVD, POR, PWM, WDT | 384KB (384K x 8) | FLASH | 24K x 8 | 50MHz | 144-LQFP (20x20) | 1.72V ~ 5.5V | |
NXP Semiconductors
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CANbus, I²C, SPI, UART/USART, USB | ARM® Cortex®-M3 | 32-Bit Single-Core | A/D 24x12b | 4K x 8 | Surface Mount | 76 | -40°C ~ 105°C (TA) | Internal | Brown-out Detect/Reset, DMA, POR, PWM, WDT | 128KB (128K x 8) | FLASH | 20K x 8 | 72MHz | 100-LQFP (14x14) | 2.4V ~ 3.6V | |
Freescale Semiconductor
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CANbus, EBI/EMI, I²C, IrDA, SCI, SPI | HCS12X | 16-Bit | A/D 16x12b | 4K x 8 | Surface Mount | 91 | -40°C ~ 85°C (TA) | External | LVD, POR, PWM, WDT | 512KB (512K x 8) | FLASH | 32K x 8 | 50MHz | 112-LQFP (20x20) | 1.72V ~ 5.5V | |
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NXP Semiconductors
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CANbus, EBI/EMI, I²C, IrDA, Microwire, SD, SPI, SSI, SSP, UART/USART, USB, USB OTG | ARM® Cortex®-M3 | 32-Bit Single-Core | A/D 4x10b; D/A 1x10b | 16K x 8 | Surface Mount | 49 | -40°C ~ 105°C (TA) | Internal | Brown-out Detect/Reset, DMA, I²S, POR, WDT | 512KB (512K x 8) | FLASH | 104K x 8 | 180MHz | 100-TFBGA (9x9) | 2.2V ~ 3.6V | |
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Freescale Semiconductor
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CANbus, EBI/EMI, I²C, IrDA, SCI, SPI | HCS12X | 16-Bit | A/D 16x12b | 4K x 8 | Surface Mount | 91 | -40°C ~ 125°C (TA) | External | LVD, POR, PWM, WDT | 512KB (512K x 8) | FLASH | 32K x 8 | 50MHz | 112-LQFP (20x20) | 1.72V ~ 5.5V | |
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Freescale Semiconductor
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CANbus, EBI/EMI, I²C, IrDA, SCI, SPI | HCS12X | 16-Bit | A/D 8x12b | 4K x 8 | Surface Mount | 59 | -40°C ~ 125°C (TA) | External | LVD, POR, PWM, WDT | 512KB (512K x 8) | FLASH | 32K x 8 | 50MHz | 80-QFP (14x14) | 1.72V ~ 5.5V | |
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Freescale Semiconductor
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CANbus, EBI/EMI, SCI, SPI | HCS12 | 16-Bit | A/D 8x10b | - | Surface Mount | 60 | -40°C ~ 125°C (TA) | Internal | POR, PWM, WDT | 128KB (128K x 8) | FLASH | 4K x 8 | 25MHz | 80-QFP (14x14) | 2.35V ~ 5.5V | |
NXP Semiconductors
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I²C, Microwire, SPI, SSI, SSP, UART/USART | ARM7® | 16/32-Bit | A/D 8x10b; D/A 1x10b | - | Surface Mount | 47 | -40°C ~ 85°C (TA) | Internal | Brown-out Detect/Reset, POR, PWM, WDT | 32KB (32K x 8) | FLASH | 8K x 8 | 60MHz | 64-LQFP (10x10) | 3V ~ 3.6V | |
Atmel
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I²C, SPI, UART/USART | ARM® Cortex®-M0+ | 32-Bit Single-Core | A/D 20x12b; D/A 1x10b | - | Surface Mount | 52 | -40°C ~ 85°C (TA) | Internal | Brown-out Detect/Reset, POR, WDT | 32KB (32K x 8) | FLASH | 4K x 8 | 48MHz | 64-QFN (9x9) | 1.62V ~ 3.6V | |
NXP Semiconductors
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Freescale Semiconductor
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I²C, LINbus, SCI, SPI | S08 | 8-Bit | A/D 12x10b | - | Surface Mount | 16 | -40°C ~ 125°C (TA) | Internal | LVD, POR, PWM, WDT | 4KB (4K x 8) | FLASH | 256 x 8 | 40MHz | 20-TSSOP | 2.7V ~ 5.5V | |
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Atmel
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CANbus, EBI/EMI, Ethernet, I²C, IrDA, LINbus, SPI, UART/USART, USB | AVR | 32-Bit Single-Core | A/D 16x12b; D/A 4x12b | - | Surface Mount | 123 | -40°C ~ 85°C (TA) | Internal | Brown-out Detect/Reset, DMA, I²S, POR, PWM, WDT | 256KB (256K x 8) | FLASH | 64K x 8 | 66MHz | 144-LQFP (20x20) | 3V ~ 5.5V | |
Atmel
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EBI/EMI, I²C, SPI, UART/USART | 8051 | 8-Bit | A/D 7x10b | - | Surface Mount | 40 | -40°C ~ 85°C (TA) | Internal | Brown-out Detect/Reset, POR, PWM, WDT | 32KB (32K x 8) | FLASH | 1.375K x 8 | 20MHz | 44-TQFP (10x10) | 2.4V ~ 5.5V | |
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Infineon Technologies
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CANbus, Ethernet, I²C, LINbus, SPI, SSC, UART/USART, USB | ARM® Cortex®-M4 | 32-Bit Single-Core | A/D 18x12b Sigma-Delta; D/A 2x12b | - | Surface Mount | 75 | -40°C ~ 125°C (TA) | Internal | DMA, I²S, LED, POR, PWM, Touch-Sense, WDT | 256KB (256K x 8) | FLASH | 80K x 8 | 120MHz | PG-LQFP-100-25 | 3.13V ~ 3.63V | |
Atmel
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UART/USART | 80C51 | 8-Bit | - | - | Surface Mount | 32 | -40°C ~ 85°C (TA) | Internal | POR, PWM, WDT | - | ROMless | 1K x 8 | 40MHz | 44-VQFP (10x10) | 2.7V ~ 5.5V | |
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Renesas
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EBI/EMI, I²C, SIO, UART/USART | M16C/60 | 16-Bit | A/D 26x10b; D/A 2x8b | - | Surface Mount | 85 | -20°C ~ 85°C (TA) | Internal | DMA, LVD, POR, PWM, WDT | 512KB (512K x 8) | FLASH | 31K x 8 | 20MHz | 100-LFQFP (14x14) | 1.8V ~ 5.5V | |
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Atmel
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USI | AVR | 8-Bit | A/D 11x10b | 128 x 8 | Surface Mount | 16 | -40°C ~ 125°C (TA) | Internal | Brown-out Detect/Reset, POR, PWM, WDT | 2KB (1K x 16) | FLASH | 128 x 8 | 16MHz | 20-SOIC | 2.7V ~ 5.5V | |
Renesas
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Atmel
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USI | AVR | 8-Bit | A/D 8x10b | 256 x 8 | Surface Mount | 12 | -40°C ~ 85°C (TA) | Internal | Brown-out Detect/Reset, POR, PWM, Temp Sensor, WDT | 4KB (2K x 16) | FLASH | 256 x 8 | 20MHz | 20-VQFN (3x3) | 1.8V ~ 5.5V | |
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Atmel
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SPI, UART/USART | 80C51 | 8-Bit | - | - | Surface Mount | 32 | -40°C ~ 85°C (TA) | External | POR, PWM, WDT | 32KB (32K x 8) | FLASH | 1.25K x 8 | 40MHz | 44-VQFP (10x10) | 2.7V ~ 3.6V | |
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Atmel
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UART/USART | 8051 | 8-Bit | - | - | Surface Mount | 32 | -40°C ~ 85°C (TA) | Internal | WDT | 20KB (20K x 8) | FLASH | 256 x 8 | 24MHz | 44-TQFP (10x10) | 4.5V ~ 5.5V | |
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Freescale Semiconductor
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I²C, IrDA, LINbus, SCI, SPI, UART/USART | S12Z | 16-Bit | A/D 6x10b | 128 x 8 | Surface Mount | 19 | -40°C ~ 105°C (TA) | Internal | LVD, POR, PWM, WDT | 16KB (16K x 8) | FLASH | 1K x 8 | 32MHz | 32-LQFP (7x7) | 5.5V ~ 18V | |
Infineon Technologies
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I²C, LINbus, SPI, SSC, UART/USART, USI | C166SV2 | 16/32-Bit | A/D 10x12b | - | Surface Mount | 33 | -40°C ~ 125°C (TA) | Internal | I²S, POR, PWM, WDT | 32KB (32K x 8) | FLASH | 6K x 8 | 40MHz | PG-VQFN-48-54 | 3V ~ 5.5V | |
Atmel
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I²C, SPI | AVR | 8-Bit | A/D 8x10b | 64 x 8 | Surface Mount | 28 | -40°C ~ 125°C (TA) | Internal | Brown-out Detect/Reset, POR, WDT | 8KB (4K x 16) | FLASH | 512 x 8 | 16MHz | 32-TQFP (7x7) | 2.7V ~ 5.5V | |
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Atmel
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I²C, SPI, UART/USART | AVR | 8-Bit | A/D 8x10b | 512 x 8 | Surface Mount | 23 | -40°C ~ 85°C (TA) | Internal | Brown-out Detect/Reset, POR, PWM, WDT | 8KB (4K x 16) | FLASH | 1K x 8 | 10MHz | 32-TQFP (7x7) | 1.8V ~ 5.5V | |
Infineon Technologies
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LINbus, SPI, SSC, UART/USART | XC800 | 8-Bit | A/D 8x8/10b SAR | - | Surface Mount | 19 | -40°C ~ 125°C (TA) | External, Internal | Brown-out Detect/Reset, POR, PWM, WDT | 4KB (4K x 8) | FLASH | 768 x 8 | 26.67MHz | PG-TSSOP-38 | 3V ~ 5.5V | |
Texas Instruments
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SPI, UART/USART | MSP430 CPU16 | 16-Bit | A/D 8x12b | - | Surface Mount | 48 | -40°C ~ 85°C (TA) | Internal | Brown-out Detect/Reset, LCD, POR, PWM, WDT | 24KB (24K x 8 + 256B) | FLASH | 1K x 8 | 8MHz | 80-LQFP (12x12) | 1.8V ~ 3.6V | |
Renesas
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CANbus, SCI, SSU | H8/300H | 16-Bit | A/D 8x10b | - | Surface Mount | 45 | -20°C ~ 75°C (TA) | Internal | LVD, POR, PWM, WDT | 56KB (56K x 8) | FLASH | 3K x 8 | 20MHz | 64-LFQFP (10x10) | 3V ~ 5.5V | |
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Freescale Semiconductor
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CANbus, EBI/EMI, I²C, IrDA, SCI, SPI | HCS12X | 16-Bit | A/D 16x12b | 4K x 8 | Surface Mount | 91 | -40°C ~ 125°C (TA) | External | LVD, POR, PWM, WDT | 384KB (384K x 8) | FLASH | 24K x 8 | 50MHz | 112-LQFP (20x20) | 1.72V ~ 5.5V | |
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Renesas
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CANbus, SCI | H8S/2600 | 16-Bit | A/D 12x10b | - | Surface Mount | 43 | -40°C ~ 85°C (TA) | Internal | POR, PWM, WDT | 128KB (128K x 8) | FLASH | 4K x 8 | 20MHz | 80-QFP (14x14) | 4.5V ~ 5.5V | |
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Atmel
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I²C, SPI, UART/USART | AVR | 8-Bit | A/D 8x10b | 512 x 8 | Surface Mount | 23 | -40°C ~ 105°C (TA) | Internal | Brown-out Detect/Reset, POR, PWM, WDT | 16KB (8K x 16) | FLASH | 1K x 8 | 20MHz | 32-TQFP (7x7) | 2.7V ~ 5.5V | |
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Freescale Semiconductor
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EBI/EMI, I²C, SCI, SPI, USB OTG | Coldfire V1 | 32-Bit Single-Core | A/D 12x12b; D/A 1x12b | - | Surface Mount | 69 | -40°C ~ 105°C (TA) | External | LVD, PWM, WDT | 256KB (256K x 8) | FLASH | 32K x 8 | 50MHz | 104-MAPBGA (10x10) | 1.8V ~ 3.6V | |
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Freescale Semiconductor
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CANbus, EBI/EMI, I²C, IrDA, SCI, SPI | HCS12X | 16-Bit | A/D 16x12b | 4K x 8 | Surface Mount | 91 | -40°C ~ 125°C (TA) | External | LVD, POR, PWM, WDT | 512KB (512K x 8) | FLASH | 32K x 8 | 50MHz | 112-LQFP (20x20) | 1.72V ~ 5.5V | |
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Atmel
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I²C, IrDA, SPI, UART/USART | AVR | 8/16-Bit | A/D 16x12b; D/A 2x12b | 512 x 8 | Surface Mount | 26 | -40°C ~ 85°C (TA) | Internal | Brown-out Detect/Reset, DMA, POR, PWM, WDT | 8KB (4K x 16) | FLASH | 1K x 8 | 32MHz | 32-VFQFN (5x5) | 1.6V ~ 3.6V | |
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Atmel
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I²C, SPI, UART/USART | AVR | 8-Bit | A/D 8x10b | 512 x 8 | Surface Mount | 32 | -40°C ~ 105°C (TA) | Internal | Brown-out Detect/Reset, POR, PWM, WDT | 16KB (8K x 16) | FLASH | 1K x 8 | 20MHz | 44-TQFP (10x10) | 1.8V ~ 5.5V | |
Atmel
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I²C, IrDA, SPI, SSC, UART/USART, USB | AVR | 32-Bit Single-Core | A/D 6x10b | - | Surface Mount | 28 | -40°C ~ 85°C (TA) | Internal | Brown-out Detect/Reset, DMA, POR, PWM, WDT | 128KB (128K x 8) | FLASH | 32K x 8 | 60MHz | 48-QFN (7x7) | 1.65V ~ 3.6V | |
Atmel
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I²C, SPI, UART/USART | AVR | 8-Bit | A/D 8x10b | 1K x 8 | Surface Mount | 32 | -40°C ~ 85°C (TA) | Internal | Brown-out Detect/Reset, POR, PWM, WDT | 32KB (16K x 16) | FLASH | 2K x 8 | 20MHz | 49-VFBGA (5x5) | 1.8V ~ 5.5V | |
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Atmel
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SPI, UART/USART, USI | AVR | 8-Bit | A/D 8x10b | 1K x 8 | Surface Mount | 54 | -40°C ~ 105°C (TA) | Internal | Brown-out Detect/Reset, POR, PWM, WDT | 32KB (16K x 16) | FLASH | 2K x 8 | 20MHz | 64-QFN (9x9) | 1.8V ~ 5.5V | |
Atmel
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I²C, SPI, UART/USART | ARM® Cortex®-M0+ | 32-Bit Single-Core | A/D 14x12b; D/A 1x10b | - | Surface Mount | 38 | -40°C ~ 85°C (TA) | Internal | Brown-out Detect/Reset, POR, WDT | 128KB (128K x 8) | FLASH | 16K x 8 | 48MHz | 48-TQFP (7x7) | 1.62V ~ 3.6V | |
Atmel
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SPI, UART/USART, USI | AVR | 8-Bit | A/D 8x10b | 512 x 8 | Surface Mount | 54 | -40°C ~ 85°C (TA) | Internal | Brown-out Detect/Reset, LCD, POR, PWM, WDT | 16KB (8K x 16) | FLASH | 1K x 8 | 16MHz | 64-TQFP (14x14) | 2.7V ~ 5.5V | |
Atmel
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SPI, UART/USART, USI | AVR | 8-Bit | A/D 8x10b | 512 x 8 | Surface Mount | 54 | -40°C ~ 85°C (TA) | Internal | Brown-out Detect/Reset, LCD, POR, PWM, WDT | 16KB (8K x 16) | FLASH | 1K x 8 | 16MHz | 64-QFN (7x7) | 1.8V ~ 5.5V | |
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Atmel
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USI | AVR | 8-Bit | A/D 11x10b | 128 x 8 | Surface Mount | 16 | -40°C ~ 85°C (TA) | Internal | Brown-out Detect/Reset, POR, PWM, Temp Sensor, WDT | 2KB (1K x 16) | FLASH | 128 x 8 | 20MHz | 32-VQFN (5x5) | 1.8V ~ 5.5V | |
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Freescale Semiconductor
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CANbus, I²C, LINbus, QSPI, SCI, SPI | e200z0h | 32-Bit Single-Core | A/D 16x10b | 64K x 8 | Surface Mount | 108 | -40°C ~ 105°C (TA) | Internal | DMA, LCD, POR, PWM, WDT | 1MB (1M x 8) | FLASH | 48K x 8 | 64MHz | 144-LQFP (20x20) | 3V ~ 5.5V |
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