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 | |
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Microchip Technology
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SPI, UART/USART | 8051 | 8-Bit | - | 2K x 8 | Through Hole | 32 | -40°C ~ 85°C (TA) | Internal | POR, WDT | 8KB (8K x 8) | FLASH | 256 x 8 | 12MHz | 40-PDIP | 2.7V ~ 6V | |
Microchip Technology
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UART/USART | 8051 | 8-Bit | - | - | Surface Mount | 32 | 0°C ~ 70°C | Internal | - | 4KB (4K x 8) | FLASH | 128 x 8 | 12MHz | 44-TQFP (10x10) | 2.7V ~ 6V | |
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Microchip Technology
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UART/USART | 8051 | 8-Bit | - | - | Surface Mount | 32 | -40°C ~ 85°C | Internal | - | 4KB (4K x 8) | FLASH | 128 x 8 | 12MHz | 44-TQFP (10x10) | 2.7V ~ 6V | |
Renesas
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Microchip Technology
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UART/USART | 8051 | 8-Bit | - | - | Surface Mount | 32 | -40°C ~ 85°C | Internal | - | 4KB (4K x 8) | FLASH | 128 x 8 | 12MHz | 44-PLCC (16.6x16.6) | 2.7V ~ 6V | |
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Microchip Technology
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UART/USART | 8051 | 8-Bit | - | - | Through Hole | 32 | 0°C ~ 70°C | Internal | - | 4KB (4K x 8) | FLASH | 128 x 8 | 12MHz | 40-PDIP | 2.7V ~ 6V | |
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Microchip Technology
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UART/USART | 8051 | 8-Bit | - | - | Through Hole | 32 | -40°C ~ 85°C | Internal | - | 4KB (4K x 8) | FLASH | 128 x 8 | 12MHz | 40-PDIP | 2.7V ~ 6V | |
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Microchip Technology
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UART/USART | 8051 | 8-Bit | - | - | Surface Mount | 32 | 0°C ~ 70°C | Internal | - | 8KB (8K x 8) | FLASH | 256 x 8 | 12MHz | 44-TQFP (10x10) | 2.7V ~ 6V | |
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Microchip Technology
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UART/USART | 8051 | 8-Bit | - | - | Surface Mount | 32 | -40°C ~ 85°C | Internal | - | 8KB (8K x 8) | FLASH | 256 x 8 | 12MHz | 44-TQFP (10x10) | 2.7V ~ 6V | |
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Microchip Technology
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UART/USART | 8051 | 8-Bit | - | - | Surface Mount | 32 | 0°C ~ 70°C | Internal | - | 8KB (8K x 8) | FLASH | 256 x 8 | 12MHz | 44-PLCC (16.6x16.6) | 2.7V ~ 6V | |
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Microchip Technology
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UART/USART | 8051 | 8-Bit | - | - | Surface Mount | 32 | -40°C ~ 85°C | Internal | - | 8KB (8K x 8) | FLASH | 256 x 8 | 12MHz | 44-PLCC (16.6x16.6) | 2.7V ~ 6V | |
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Microchip Technology
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UART/USART | 8051 | 8-Bit | - | - | Through Hole | 32 | 0°C ~ 70°C | Internal | - | 8KB (8K x 8) | FLASH | 256 x 8 | 12MHz | 40-PDIP | 2.7V ~ 6V | |
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Microchip Technology
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UART/USART | 8051 | 8-Bit | - | - | Through Hole | 32 | -40°C ~ 85°C | Internal | - | 8KB (8K x 8) | FLASH | 256 x 8 | 12MHz | 40-PDIP | 2.7V ~ 6V | |
Microchip Technology
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EBI/EMI, UART/USART | ARM7® | 16/32-Bit | - | - | Surface Mount | 32 | -40°C ~ 85°C (TA) | External | WDT | 1MB (512K x 16) | FLASH | 136K x 8 | 33MHz | 120-BGA (17x11) | 2.7V ~ 3.6V | |
Microchip Technology
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EBI/EMI, SPI, UART/USART | ARM7® | 16/32-Bit | - | - | Surface Mount | 54 | -40°C ~ 85°C (TA) | Internal | WDT | - | ROMless | 8K x 8 | 33MHz | 144-LQFP (20x20) | 1.8V ~ 3.6V | |
Microchip Technology
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EBI/EMI, SPI, UART/USART | ARM7® | 16/32-Bit | - | - | Surface Mount | 54 | -40°C ~ 85°C (TA) | Internal | WDT | - | ROMless | 8K x 8 | 33MHz | 144-BGA (13x13) | 1.8V ~ 3.6V | |
Microchip Technology
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EBI/EMI, SPI, UART/USART | ARM7® | 16/32-Bit | A/D 8x10b; D/A 2x10b | - | Surface Mount | 58 | -40°C ~ 85°C | Internal | POR, WDT | - | ROMless | 8K x 8 | 33MHz | 176-TQFP (24x24) | 2.7V ~ 3.6V | |
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Microchip Technology
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EBI/EMI, SPI, UART/USART | ARM7® | 16/32-Bit | A/D 8x10b; D/A 2x10b | - | Surface Mount | 58 | -40°C ~ 85°C (TA) | Internal | POR, WDT | - | ROMless | 8K x 8 | 33MHz | 176-BGA (13x13) | 2.7V ~ 3.6V | |
Microchip Technology
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- | AVR | 8-Bit | - | - | Through Hole | 6 | 0°C ~ 70°C (TA) | Internal | WDT | 1KB (512 x 16) | FLASH | - | 2MHz | 8-PDIP | 2.7V ~ 5.5V | |
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Microchip Technology
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- | AVR | 8-Bit | - | - | Through Hole | 6 | -40°C ~ 85°C (TA) | Internal | WDT | 1KB (512 x 16) | FLASH | - | 2MHz | 8-PDIP | 2.7V ~ 5.5V | |
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Microchip Technology
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- | AVR | 8-Bit | - | - | Surface Mount | 6 | 0°C ~ 70°C (TA) | Internal | WDT | 1KB (512 x 16) | FLASH | - | 2MHz | 8-SOIC | 2.7V ~ 5.5V | |
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Microchip Technology
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- | AVR | 8-Bit | - | - | Surface Mount | 6 | -40°C ~ 85°C (TA) | Internal | WDT | 1KB (512 x 16) | FLASH | - | 2MHz | 8-SOIC | 2.7V ~ 5.5V | |
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Microchip Technology
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- | AVR | 8-Bit | - | 64 x 8 | Through Hole | 6 | 0°C ~ 70°C (TA) | Internal | POR, WDT | 1KB (512 x 16) | FLASH | - | 8MHz | 8-PDIP | 4V ~ 5.5V | |
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Microchip Technology
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- | AVR | 8-Bit | - | 64 x 8 | Through Hole | 6 | -40°C ~ 85°C (TA) | Internal | POR, WDT | 1KB (512 x 16) | FLASH | - | 8MHz | 8-PDIP | 4V ~ 5.5V | |
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Microchip Technology
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- | AVR | 8-Bit | - | 64 x 8 | Through Hole | 6 | 0°C ~ 70°C (TA) | Internal | POR, WDT | 1KB (512 x 16) | FLASH | - | 1.2MHz | 8-PDIP | 1.8V ~ 5.5V | |
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Microchip Technology
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- | AVR | 8-Bit | - | 64 x 8 | Through Hole | 6 | -40°C ~ 85°C (TA) | Internal | POR, WDT | 1KB (512 x 16) | FLASH | - | 1.2MHz | 8-PDIP | 1.8V ~ 5.5V | |
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Microchip Technology
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- | AVR | 8-Bit | - | 64 x 8 | Surface Mount | 6 | 0°C ~ 70°C (TA) | Internal | POR, WDT | 1KB (512 x 16) | FLASH | - | 1.2MHz | 8-SOIC | 1.8V ~ 5.5V | |
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Microchip Technology
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- | AVR | 8-Bit | - | 64 x 8 | Surface Mount | 6 | -40°C ~ 85°C (TA) | Internal | POR, WDT | 1KB (512 x 16) | FLASH | - | 1.2MHz | 8-SOIC | 1.8V ~ 5.5V | |
Microchip Technology
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- | PIC | 8-Bit | A/D 8x8b; D/A 1x8b | - | Through Hole | 13 | 0°C ~ 70°C (TA) | Internal | Brown-out Detect/Reset, POR, PWM, WDT | 3.5KB (2K x 14) | EPROM, UV | 128 x 8 | 20MHz | 20-CDIP | 4V ~ 5.5V | |
Toshiba
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- | 870 | 8-Bit | A/D 6x8b | - | Surface Mount | 20 | -30°C ~ 70°C (TA) | External | - | 8KB (8K x 8) | OTP | 256 x 8 | 8MHz | 28-SOP | 2.7V ~ 5.5V | |
Microchip Technology
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EBI/EMI, I²C, SPI, UART/USART | AVR | 8-Bit | A/D 8x10b | 4K x 8 | Surface Mount | 53 | 0°C ~ 70°C (TA) | Internal | Brown-out Detect/Reset, POR, PWM, WDT | 128KB (64K x 16) | FLASH | 4K x 8 | 16MHz | 64-TQFP (14x14) | 4.5V ~ 5.5V | |
Silicon Labs
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SMBus (2-Wire/I²C), UART/USART | 8051 | 8-Bit | A/D 8x8b | - | Surface Mount | 8 | -40°C ~ 85°C (TA) | Internal | POR, PWM, Temp Sensor, WDT | 8KB (8K x 8) | FLASH | 256 x 8 | 25MHz | 11-QFN (3x3) | 2.7V ~ 3.6V | |
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Renesas
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Silicon Labs
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SMBus (2-Wire/I²C), UART/USART | 8051 | 8-Bit | - | - | Surface Mount | 8 | -40°C ~ 85°C (TA) | Internal | POR, PWM, WDT | 8KB (8K x 8) | FLASH | 256 x 8 | 25MHz | 11-QFN (3x3) | 2.7V ~ 3.6V | |
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Silicon Labs
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SMBus (2-Wire/I²C), UART/USART | 8051 | 8-Bit | A/D 8x8b | - | Surface Mount | 8 | -40°C ~ 85°C (TA) | Internal | POR, PWM, Temp Sensor, WDT | 8KB (8K x 8) | FLASH | 256 x 8 | 25MHz | 11-QFN (3x3) | 2.7V ~ 3.6V | |
Silicon Labs
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SMBus (2-Wire/I²C), UART/USART | 8051 | 8-Bit | - | - | Surface Mount | 8 | -40°C ~ 85°C (TA) | Internal | POR, PWM, WDT | 8KB (8K x 8) | FLASH | 256 x 8 | 25MHz | 11-QFN (3x3) | 2.7V ~ 3.6V | |
Analog Devices / Maxim Integrated
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EBI/EMI, SIO, UART/USART | 8051 | 8-Bit | - | - | Through Hole | 32 | 0°C ~ 70°C (TA) | External | Power-Fail Reset, WDT | 16KB (16K x 8) | OTP | 1K x 8 | 33MHz | 40-PDIP | 4.5V ~ 5.5V | |
Analog Devices / Maxim Integrated
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SIO, UART/USART | 8051 | 8-Bit | - | - | Surface Mount | 32 | 0°C ~ 70°C (TA) | External | Power-Fail Reset, WDT | 32KB (32K x 8) | NVSRAM | - | 16MHz | 40-SIMM | 4.75V ~ 5.25V | |
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Analog Devices / Maxim Integrated
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EBI/EMI, SIO, UART/USART | 8051 | 8-Bit | - | - | Surface Mount | 32 | 0°C ~ 70°C (TA) | External | Power-Fail Reset, WDT | 16KB (16K x 8) | OTP | 1K x 8 | 33MHz | 44-TQFP (10x10) | 4.5V ~ 5.5V | |
Motorola Semicondutor
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Analog Devices / Maxim Integrated
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EBI/EMI, SIO, UART/USART | 8051 | 8-Bit | - | - | Surface Mount | 32 | -40°C ~ 85°C (TA) | External | Power-Fail Reset, WDT | 16KB (16K x 8) | OTP | 1K x 8 | 33MHz | 52-PLCC (19.13x19.13) | 4.5V ~ 5.5V | |
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Analog Devices / Maxim Integrated
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SIO, UART/USART | 8051 | 8-Bit | - | - | Through Hole | 32 | 0°C ~ 70°C (TA) | External | Power-Fail Reset, WDT | 32KB (32K x 8) | NVSRAM | - | 16MHz | 40-EDIP | 4.75V ~ 5.25V | |
Analog Devices / Maxim Integrated
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EBI/EMI, SIO, UART/USART | 8051 | 8-Bit | - | - | Surface Mount | 32 | 0°C ~ 70°C (TA) | External | Power-Fail Reset, WDT | - | ROMless | 256 x 8 | 33MHz | 44-PLCC (16.59x16.59) | 4.5V ~ 5.5V | |
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Analog Devices / Maxim Integrated
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SIO, UART/USART | 8051 | 8-Bit | - | - | Surface Mount | 32 | 0°C ~ 70°C (TA) | External | Power-Fail Reset, WDT | 128KB (128K x 8) | NVSRAM | - | 16MHz | 40-SIMM | 4.5V ~ 5.5V | |
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Analog Devices / Maxim Integrated
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EBI/EMI, SIO, UART/USART | 8051 | 8-Bit | - | - | Through Hole | 32 | 0°C ~ 70°C (TA) | External | Power-Fail Reset, WDT | - | ROMless | 256 x 8 | 33MHz | 40-PDIP | 4.5V ~ 5.5V | |
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Analog Devices / Maxim Integrated
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EBI/EMI, SIO, UART/USART | 8051 | 8-Bit | - | - | Through Hole | 32 | -40°C ~ 85°C (TA) | External | Power-Fail Reset, WDT | - | ROMless | 256 x 8 | 25MHz | 40-PDIP | 4.5V ~ 5.5V | |
Analog Devices / Maxim Integrated
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EBI/EMI, SIO, UART/USART | 8051 | 8-Bit | - | - | Through Hole | 32 | 0°C ~ 70°C (TA) | External | Power-Fail Reset, WDT | 16KB (16K x 8) | EPROM, UV | 1K x 8 | 33MHz | 40-CDIP | 4.5V ~ 5.5V | |
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Analog Devices / Maxim Integrated
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EBI/EMI, SIO, UART/USART | 8051 | 8-Bit | - | - | Through Hole | 32 | 0°C ~ 70°C (TA) | External | Brown-out Detect/Reset, POR | - | ROMless | 256 x 8 | 25MHz | 40-PDIP | 4.5V ~ 5.5V | |
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Analog Devices / Maxim Integrated
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EBI/EMI, SIO, UART/USART | 8051 | 8-Bit | - | - | Surface Mount | 32 | 0°C ~ 70°C (TA) | External | Brown-out Detect/Reset, POR | - | ROMless | 256 x 8 | 25MHz | 44-PLCC (16.59x16.59) | 4.5V ~ 5.5V | |
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Analog Devices / Maxim Integrated
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SIO, UART/USART | 8051 | 8-Bit | - | - | Through Hole | 32 | 0°C ~ 70°C (TA) | External | Power-Fail Reset, WDT | 32KB (32K x 8) | NVSRAM | - | 16MHz | 40-EDIP | 4.75V ~ 5.25V |
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