Microcontrollers
Review Microcontrollers Embedded components in this filtered selection. Compare manufacturer information, availability, pricing, datasheets and key specifications to narrow down suitable parts for your application.
If the exact part or specification you need is not listed, send the manufacturer part number, target parameters and quantity to JIEXIN Electronics for sourcing and quotation support.
| Photo | Mfr. Part # | Availability | Quantity | Datasheet | Package/Case | Series | Packaging | Product Status | Programmable | Core Processor | Core Size | Speed | Connectivity | Peripherals | Number of I/O | Program Memory Size | Program Memory Type | EEPROM Size | RAM Size | Voltage - Supply (Vcc/Vdd) | Data Converters | Oscillator Type | Operating Temperature | Grade | Qualification | Mounting Type | Supplier Device Package |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
AT89C5132-ROTULIC MCU 8BIT 64KB FLASH 80TQFP |
3,157 |
|
Datasheet | 80-LQFP | AT89C513x | Tray | Obsolete | Not Verified | 80C51 | 8-Bit | 20MHz | IDE/ATAPI, I2C, Memory Card, PCM, SPI, UART/USART, USB | I2S, POR, WDT | 44 | 64KB (64K x 8) | FLASH | 4K x 8 | 2.25K x 8 | 2.7V ~ 3.3V | A/D 2x10b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
|
AT89C51ED2-3CSUMIC MCU 8BIT 64KB FLASH 40PDIL |
4,201 |
|
Datasheet | 40-DIP (0.600", 15.24mm) | 89C | Tube | Obsolete | Not Verified | 80C51 | 8-Bit | 60MHz | SPI, UART/USART | POR, PWM, WDT | 34 | 64KB (64K x 8) | FLASH | 2K x 8 | 2K x 8 | 2.7V ~ 5.5V | - | External | -40°C ~ 85°C (TA) | - | - | Through Hole | |
|
AT91SAM7A3-AUIC MCU 16/32B 256KB FLSH 100LQFP |
2,534 |
|
Datasheet | 100-LQFP | AT91SAM | Tray | Obsolete | Not Verified | ARM7® | 16/32-Bit | 60MHz | CANbus, I2C, Memory Card, SPI, SSC, UART/USART | POR, PWM, WDT | 62 | 256KB (256K x 8) | FLASH | - | 32K x 8 | 1.65V ~ 1.95V | A/D 8x10b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
|
AT91SAM7S321-AUIC MCU 16/32BIT 32KB FLSH 64LQFP |
3,066 |
|
Datasheet | 64-LQFP | SAM7S | Tray | Obsolete | Verified | ARM7® | 16/32-Bit | 55MHz | I2C, SPI, SSC, UART/USART, USB | Brown-out Detect/Reset, DMA, POR, PWM, WDT | 32 | 32KB (32K x 8) | FLASH | - | 8K x 8 | 1.65V ~ 1.95V | A/D 8x10b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
|
AT90PWM3-16SQIC MCU 8BIT 8KB FLASH 32SOIC |
2,729 |
|
Datasheet | 32-SOIC (0.295", 7.50mm Width) | AVR® 90PWM Lighting | Tube | Obsolete | Not Verified | AVR | 8-Bit | 16MHz | SPI, UART/USART | Brown-out Detect/Reset, POR, PWM, WDT | 27 | 8KB (8K x 8) | FLASH | 512 x 8 | 512 x 8 | 2.7V ~ 5.5V | A/D 11x10b; D/A 1x10b | Internal | -40°C ~ 105°C (TA) | - | - | Surface Mount | |
|
PIC18F96J65-I/PTIC MCU 8BIT 96KB FLASH 100TQFP |
3,846 |
|
Datasheet | 100-TQFP | PIC® 18J | Tray | Active | Not Verified | PIC | 8-Bit | 41.667MHz | EBI/EMI, Ethernet, I2C, SPI, UART/USART | Brown-out Detect/Reset, POR, PWM, WDT | 70 | 96KB (48K x 16) | FLASH | - | 3808 x 8 | 2V ~ 3.6V | A/D 16x10b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
|
|
AT80251G2D-3CSUMIC MCU 8/16BIT ROMLESS 40PDIL |
2,180 |
|
Datasheet | 40-DIP (0.600", 15.24mm) | 8x251 | Tube | Obsolete | Not Verified | C251 | 8/16-Bit | 24MHz | EBI/EMI, I2C, Microwire, SPI, UART/USART | POR, PWM, WDT | 32 | - | ROMless | - | 1K x 8 | 4.5V ~ 5.5V | - | Internal | -40°C ~ 85°C (TA) | - | - | Through Hole | |
|
AT80251G2D-RLTUMIC MCU 8/16BIT ROMLESS 44VQFP |
3,569 |
|
Datasheet | 44-LQFP | 8x251 | Tray | Obsolete | Not Verified | C251 | 8/16-Bit | 24MHz | EBI/EMI, I2C, Microwire, SPI, UART/USART | POR, PWM, WDT | 32 | - | ROMless | - | 1K x 8 | 4.5V ~ 5.5V | - | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
|
AT80251G2D-SLRUMIC MCU 8/16BIT ROMLESS 44PLCC |
2,306 |
|
Datasheet | 44-LCC (J-Lead) | 8x251 | Tape & Reel (TR) | Obsolete | Not Verified | C251 | 8/16-Bit | 24MHz | EBI/EMI, I2C, Microwire, SPI, UART/USART | POR, PWM, WDT | 32 | - | ROMless | - | 1K x 8 | 4.5V ~ 5.5V | - | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
|
AT80251G2D-SLSULIC MCU 8/16BIT ROMLESS 44PLCC |
3,824 |
|
Datasheet | 44-LCC (J-Lead) | 8x251 | Tube | Obsolete | Not Verified | C251 | 8/16-Bit | 16MHz | EBI/EMI, I2C, Microwire, SPI, UART/USART | POR, PWM, WDT | 32 | - | ROMless | - | 1K x 8 | 2.7V ~ 5.5V | - | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount |
Frequently Asked Questions
What are Microcontrollers components used for?
Microcontrollers components are used in a wide range of electronic equipment and systems. Their exact function depends on the device, circuit design and technical requirements of the application.
How do I choose the right Microcontrollers part?
Compare the manufacturer part number, key specifications, package type, operating conditions, availability and datasheet information. For replacement projects, always verify the critical electrical and mechanical parameters before selecting an alternative.
Can JIEXIN Electronics help source obsolete or hard-to-find Microcontrollers parts?
Yes. Send us the required manufacturer part number, quantity or BOM. Our sourcing team can help check stock availability, lead time, alternative sourcing options and quotation details.
How can I request pricing and availability?
Submit the part number, manufacturer and required quantity through our RFQ form. JIEXIN Electronics will review your request and provide available stock, pricing and sourcing information.
