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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
AT87F55WD-24ACIC MCU 8BIT 20KB FLASH 44TQFP |
4,511 |
|
Datasheet | 44-TQFP | 87F | Tube | Obsolete | Not Verified | 8051 | 8-Bit | 24MHz | UART/USART | WDT | 32 | 20KB (20K x 8) | OTP Quick FLASH | - | 256 x 8 | 4V ~ 5.5V | - | Internal | 0°C ~ 70°C | - | - | Surface Mount | |
|
|
AT87F55WD-24AIIC MCU 8BIT 20KB FLASH 44TQFP |
2,756 |
|
Datasheet | 44-TQFP | 87F | Tube | Obsolete | Not Verified | 8051 | 8-Bit | 24MHz | UART/USART | WDT | 32 | 20KB (20K x 8) | OTP Quick FLASH | - | 256 x 8 | 4V ~ 5.5V | - | Internal | -40°C ~ 85°C | - | - | Surface Mount | |
|
AT87F55WD-24JCIC MCU 8BIT 20KB FLASH 44PLCC |
3,244 |
|
Datasheet | 44-LCC (J-Lead) | 87F | Tube | Obsolete | Not Verified | 8051 | 8-Bit | 24MHz | UART/USART | WDT | 32 | 20KB (20K x 8) | OTP Quick FLASH | - | 256 x 8 | 4V ~ 5.5V | - | Internal | 0°C ~ 70°C | - | - | Surface Mount | |
|
|
AT87F55WD-24JIIC MCU 8BIT 20KB FLASH 44PLCC |
2,955 |
|
Datasheet | 44-LCC (J-Lead) | 87F | Tube | Obsolete | Not Verified | 8051 | 8-Bit | 24MHz | UART/USART | WDT | 32 | 20KB (20K x 8) | OTP Quick FLASH | - | 256 x 8 | 4V ~ 5.5V | - | Internal | -40°C ~ 85°C | - | - | Surface Mount | |
|
AT87F55WD-24PCIC MCU 8BIT 20KB FLASH 40DIP |
4,042 |
|
Datasheet | 40-DIP (0.600", 15.24mm) | 87F | Tube | Obsolete | Not Verified | 8051 | 8-Bit | 24MHz | UART/USART | WDT | 32 | 20KB (20K x 8) | OTP Quick FLASH | - | 256 x 8 | 4V ~ 5.5V | - | Internal | 0°C ~ 70°C | - | - | Through Hole | |
|
|
AT87F55WD-24PIIC MCU 8BIT 20KB FLASH 40DIP |
2,346 |
|
Datasheet | 40-DIP (0.600", 15.24mm) | 87F | Tube | Obsolete | Not Verified | 8051 | 8-Bit | 24MHz | UART/USART | WDT | 32 | 20KB (20K x 8) | OTP Quick FLASH | - | 256 x 8 | 4V ~ 5.5V | - | Internal | -40°C ~ 85°C | - | - | Through Hole | |
|
|
AT89LV51-12ACIC MCU 8BIT 4KB FLASH 44TQFP |
2,604 |
|
Datasheet | 44-TQFP | 89LV | Tray | Obsolete | Not Verified | 8051 | 8-Bit | 12MHz | UART/USART | - | 32 | 4KB (4K x 8) | FLASH | - | 128 x 8 | 2.7V ~ 6V | - | Internal | 0°C ~ 70°C | - | - | Surface Mount | |
|
|
AT89LV51-12AIIC MCU 8BIT 4KB FLASH 44TQFP |
4,982 |
|
Datasheet | 44-TQFP | 89LV | Tray | Obsolete | Not Verified | 8051 | 8-Bit | 12MHz | UART/USART | - | 32 | 4KB (4K x 8) | FLASH | - | 128 x 8 | 2.7V ~ 6V | - | Internal | -40°C ~ 85°C | - | - | Surface Mount | |
|
|
AT89LV51-12JCIC MCU 8BIT 4KB FLASH 44PLCC |
4,097 |
|
Datasheet | 44-LCC (J-Lead) | 89LV | Tube | Obsolete | Not Verified | 8051 | 8-Bit | 12MHz | UART/USART | - | 32 | 4KB (4K x 8) | FLASH | - | 128 x 8 | 2.7V ~ 6V | - | Internal | 0°C ~ 70°C | - | - | Surface Mount | |
|
|
AT89LV51-12JIIC MCU 8BIT 4KB FLASH 44PLCC |
4,542 |
|
Datasheet | 44-LCC (J-Lead) | 89LV | Tube | Obsolete | Not Verified | 8051 | 8-Bit | 12MHz | UART/USART | - | 32 | 4KB (4K x 8) | FLASH | - | 128 x 8 | 2.7V ~ 6V | - | Internal | -40°C ~ 85°C | - | - | 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.
