Microcontrollers
Explore Microcontrollers parts from multiple manufacturers, with model information, availability, datasheets and technical specifications for engineering and purchasing.
For parts that are not shown in the list, send the manufacturer part number, quantity or BOM to JIEXIN Electronics. Our team can assist with availability checks 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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W78E054DLGIC MCU 8BIT 16KB FLASH 48LQFP |
1,851 |
|
Datasheet | 48-LQFP | W78 | Tray | Active | Not Verified | 8052 | 8-Bit | 40MHz | EBI/EMI, UART/USART | POR, WDT | 36 | 16KB (16K x 8) | FLASH | - | 256 x 8 | 2.4V ~ 5.5V | - | External | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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W78E058DLGIC MCU 8BIT 32KB FLASH 48LQFP |
3,835 |
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Datasheet | 48-LQFP | W78 | Tray | Active | Not Verified | 8052 | 8-Bit | 40MHz | EBI/EMI, UART/USART | POR, WDT | 36 | 32KB (32K x 8) | FLASH | - | 512 x 8 | 2.4V ~ 5.5V | - | External | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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W78E516DLGIC MCU 8BIT 64KB FLASH 48LQFP |
4,625 |
|
Datasheet | 48-LQFP | W78 | Tray | Active | Not Verified | 8052 | 8-Bit | 40MHz | EBI/EMI, UART/USART | POR, WDT | 36 | 64KB (64K x 8) | FLASH | - | 512 x 8 | 2.4V ~ 5.5V | - | External | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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W79E217AFGIC MCU 8BIT 64KB FLASH 100QFP |
2,620 |
|
Datasheet | 100-BQFP | W79 | Tray | Obsolete | Not Verified | 8051 | 8-Bit | 33MHz | EBI/EMI, I2C, SPI, UART/USART | LCD, POR, PWM, WDT | 60 | 64KB (64K x 8) | FLASH | 2K x 8 | 2.25K x 8 | 2.7V ~ 5.5V | A/D 8x10b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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MINI51TANIC MCU 32BIT 4KB FLASH 33QFN |
2,225 |
|
Datasheet | 32-VFQFN Exposed Pad | NuMicro Mini51™ | Tray | Obsolete | Not Verified | ARM® Cortex®-M0 | 32-Bit Single-Core | 24MHz | I2C, IrDA, SPI, UART/USART | Brown-out Detect/Reset, POR, PWM, WDT | 29 | 4KB (4K x 8) | FLASH | - | 2K x 8 | 2.5V ~ 5.5V | A/D 8x10b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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MINI52TANIC MCU 32BIT 8KB FLASH 32VFQFN |
2,268 |
|
Datasheet | 32-VFQFN Exposed Pad | NuMicro Mini51™ | Tray | Obsolete | Not Verified | ARM® Cortex®-M0 | 32-Bit Single-Core | 24MHz | I2C, IrDA, SPI, UART/USART | Brown-out Detect/Reset, POR, PWM, WDT | 29 | 8KB (8K x 8) | FLASH | - | 2K x 8 | 2.5V ~ 5.5V | A/D 8x10b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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W79E4051RAKGIC MCU 8BIT 4KB FLASH 20DIP |
3,662 |
|
Datasheet | 20-DIP Module | W79 | Tube | Active | Not Verified | 8051 | 8-Bit | 24MHz | UART/USART | Brown-out Detect/Reset, LED, LVD, POR, PWM, WDT | 17 | 4KB (4K x 8) | FLASH | 128 x 8 | 256 x 8 | 2.4V ~ 5.5V | - | Internal | -40°C ~ 85°C (TA) | - | - | Through Hole | |
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W79E8213ASGIC MCU 8BIT 4KB FLASH 20SOIC |
2,506 |
|
Datasheet | 20-SOIC (0.295", 7.50mm Width) | W79 | Tube | Last Time Buy | Not Verified | 8051 | 8-Bit | 20MHz | - | Brown-out Detect/Reset, LED, LVD, POR, PWM, WDT | 18 | 4KB (4K x 8) | FLASH | 128 x 8 | 128 x 8 | 2.4V ~ 5.5V | A/D 8x10b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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W79E8213RASGIC MCU 8BIT 4KB FLASH 20SOIC |
4,546 |
|
Datasheet | 20-SOIC (0.295", 7.50mm Width) | W79 | Tube | Last Time Buy | Not Verified | 8051 | 8-Bit | 20MHz | - | Brown-out Detect/Reset, LED, LVD, POR, PWM, WDT | 18 | 4KB (4K x 8) | FLASH | 128 x 8 | 128 x 8 | 2.4V ~ 5.5V | A/D 8x10b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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W79L633A25PLIC MCU 8BIT 128KB FLASH 44PLCC |
2,212 |
|
Datasheet | 44-LCC (J-Lead) | W79 | Tube | Active | Not Verified | 8051 | 8-Bit | 25MHz | EBI/EMI, I2C, UART/USART | POR, PWM, WDT | 36 | 128KB (128K x 8) | FLASH | - | 1.25K x 8 | 3V ~ 4.5V | A/D 4x10b | Internal | 0°C ~ 70°C (TA) | - | - | Surface Mount | |
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W79L658A25FLIC MCU 8BIT 128KB FLASH 44PLCC |
4,422 |
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Datasheet | 44-LCC (J-Lead) | W79 | Tray | Active | Not Verified | 8051 | 8-Bit | 25MHz | EBI/EMI, I2C, UART/USART | POR, PWM, WDT | 60 | 128KB (128K x 8) | FLASH | - | 1.25K x 8 | 3V ~ 4.5V | A/D 8x10b | Internal | 0°C ~ 70°C (TA) | - | - | Surface Mount | |
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W79L659A25FLIC MCU 8BIT 32KB FLASH 44PLCC |
2,475 |
|
Datasheet | 44-LCC (J-Lead) | W79 | Tray | Active | Not Verified | 8051 | 8-Bit | 25MHz | EBI/EMI, I2C, UART/USART | POR, PWM, WDT | 60 | 32KB (32K x 8) | FLASH | - | 1.25K x 8 | 3V ~ 4.5V | A/D 8x10b | Internal | 0°C ~ 70°C (TA) | - | - | Surface Mount | |
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W83527HGIC MCU 48LQFP |
2,109 |
|
Datasheet | - | * | Tray | Obsolete | Not Verified | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | |
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N78E055ADGIC MCU 8BIT 16KB FLASH 40DIP |
2,123 |
|
Datasheet | 40-DIP (0.600", 15.24mm) | N78 | Tube | Active | Not Verified | 8051 | 8-Bit | 40MHz | EBI/EMI, SPI, UART/USART | Brown-out Detect/Reset, LVD, POR, PWM, WDT | 32 | 16KB (16K x 8) | FLASH | - | 1.25K x 8 | 2.4V ~ 5.5V | - | Internal | -40°C ~ 85°C (TA) | - | - | Through Hole | |
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N78E055ALGIC MCU 8BIT 16KB FLASH 48LQFP |
3,286 |
|
Datasheet | 48-LQFP | N78 | Tube | Active | Not Verified | 8051 | 8-Bit | 40MHz | EBI/EMI, SPI, UART/USART | Brown-out Detect/Reset, LVD, POR, PWM, WDT | 40 | 16KB (16K x 8) | FLASH | - | 1.25K x 8 | 2.4V ~ 5.5V | - | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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N78E059ADGIC MCU 8BIT 32KB FLASH 40DIP |
1,063 |
|
Datasheet | 40-DIP (0.600", 15.24mm) | N78 | Tube | Obsolete | Not Verified | 8051 | 8-Bit | 40MHz | EBI/EMI, SPI, UART/USART | Brown-out Detect/Reset, LVD, POR, PWM, WDT | 32 | 32KB (32K x 8) | FLASH | - | 1.25K x 8 | 2.4V ~ 5.5V | - | Internal | -40°C ~ 85°C (TA) | - | - | Through Hole | |
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N78E366ADGIC MCU 8BIT 64KB FLASH 40DIP |
2,459 |
|
Datasheet | 40-DIP (0.600", 15.24mm) | N78 | Tube | Obsolete | Not Verified | 8051 | 8-Bit | 40MHz | EBI/EMI, SPI, UART/USART | Brown-out Detect/Reset, LVD, POR, PWM, WDT | 32 | 64KB (64K x 8) | FLASH | - | 1.25K x 8 | 2.4V ~ 5.5V | - | Internal | -40°C ~ 85°C (TA) | - | - | Through Hole | |
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WPCN381UA0DGIC MCU |
4,104 |
|
Datasheet | - | * | Tray | Obsolete | Not Verified | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | |
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WPCN385LA0DGIC MCU |
4,143 |
|
Datasheet | - | * | Tray | Obsolete | Not Verified | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | |
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N78E366AFGIC MCU 8BIT 64KB FLASH 44QFP |
3,403 |
|
Datasheet | 44-BQFP | N78 | Tray | Obsolete | Not Verified | 8051 | 8-Bit | 40MHz | EBI/EMI, SPI, UART/USART | Brown-out Detect/Reset, LVD, POR, PWM, WDT | 36 | 64KB (64K x 8) | FLASH | - | 1.25K x 8 | 2.4V ~ 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.
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