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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R7F100GGG3CFB#HA0IC MCU 16BIT 128KB FLASH 48LQFP |
1,022 |
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Datasheet | 48-LQFP | RL78/G23 | Tape & Reel (TR) | Active | - | RL78 | 16-Bit | 32MHz | CSI, I2C, LINbus, SPI, UART/USART | Capacitive Touch, LVD, POR, PWM, WDT | 40 | 128KB (128K x 8) | FLASH | 8K x 8 | 16K x 8 | 1.8V ~ 5.5V | A/D 10x8/10b/12b; D/A 2x8b | External | -40°C ~ 105°C (TA) | - | - | Surface Mount | |
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MC9S08PT16AVTJIC MCU 8BIT 16KB FLASH 20TSSOP |
1,822 |
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Datasheet | 20-TSSOP (0.173", 4.40mm Width) | S08 | Tube | Active | Not Verified | S08 | 8-Bit | 20MHz | I2C, LINbus, SPI, UART/USART | LVD, POR, PWM, WDT | 18 | 16KB (16K x 8) | FLASH | 256 x 8 | 2K x 8 | 2.7V ~ 5.5V | A/D 12x12b | Internal | -40°C ~ 105°C (TA) | - | - | Surface Mount | |
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MC9S08PA16VTJIC MCU 8BIT 16KB FLASH 20TSSOP |
1,046 |
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Datasheet | 20-TSSOP (0.173", 4.40mm Width) | S08 | Tube | Not For New Designs | Not Verified | S08 | 8-Bit | 20MHz | I2C, LINbus, SPI, UART/USART | LVD, POR, PWM, WDT | 18 | 16KB (16K x 8) | FLASH | 256 x 8 | 2K x 8 | 2.7V ~ 5.5V | A/D 12x12b | Internal | -40°C ~ 105°C (TA) | - | - | Surface Mount | |
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AT89LP4052-16SUIC MCU 8BIT 4KB FLASH 20SOIC |
2,763 |
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Datasheet | 20-SOIC (0.295", 7.50mm Width) | 89LP | Tube | Obsolete | Not Verified | 8051 | 8-Bit | 16MHz | SPI, UART/USART | Brown-out Detect/Reset, POR, PWM, WDT | 15 | 4KB (4K x 8) | FLASH | - | 256 x 8 | 2.4V ~ 5.5V | - | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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AT89LP4052-16SIIC MCU 8BIT 4KB FLASH 20SOIC |
1,678 |
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Datasheet | 20-SOIC (0.295", 7.50mm Width) | 89LP | Tube | Obsolete | Not Verified | 8051 | 8-Bit | 16MHz | SPI, UART/USART | Brown-out Detect/Reset, POR, PWM, WDT | 15 | 4KB (4K x 8) | FLASH | - | 256 x 8 | 2.4V ~ 5.5V | - | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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STM32L031K6T3IC MCU 32BIT 32KB FLASH 32LQFP |
3,103 |
|
Datasheet | 32-LQFP | STM32L0 | Tray | Active | Not Verified | ARM® Cortex®-M0+ | 32-Bit Single-Core | 32MHz | I2C, IrDA, LINbus, SPI, UART/USART | Brown-out Detect/Reset, DMA, POR, PWM, WDT | 26 | 32KB (32K x 8) | FLASH | 1K x 8 | 8K x 8 | 1.65V ~ 3.6V | A/D 10x12b | Internal | -40°C ~ 125°C (TA) | - | - | Surface Mount | |
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R5F51111AGNE#0AIC MCU 32BIT 32KB FLASH 48WFQFN |
1,481 |
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Datasheet | 48-WFQFN Exposed Pad | RX111 | Tape & Reel (TR) | Active | - | RX | 32-Bit | 32MHz | I2C, SCI, SPI, USB | DMA, LVD, POR, PWM, WDT | 30 | 32KB (32K x 8) | FLASH | 8K x 8 | 10K x 8 | 1.8V ~ 3.6V | A/D 10x12b | Internal | -40°C ~ 105°C (TA) | - | - | Surface Mount | |
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R5F51113AGNF#0AIC MCU 32BIT 64KB FLASH 40WFQFN |
1,095 |
|
Datasheet | 40-WFQFN Exposed Pad | RX111 | Tape & Reel (TR) | Active | - | RX | 32-Bit | 32MHz | I2C, SCI, SPI, USB | DMA, LVD, POR, PWM, WDT | 24 | 64KB (64K x 8) | FLASH | 8K x 8 | 10K x 8 | 1.8V ~ 3.6V | A/D 8x12b | Internal | -40°C ~ 105°C (TA) | - | - | Surface Mount | |
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MSP430FR5737IDARIC MCU 16BIT 16KB FRAM 38TSSOP |
4,035 |
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Datasheet | 38-TSSOP (0.240", 6.10mm Width) | MSP430™ FRAM | Tape & Reel (TR) | Obsolete | Not Verified | MSP430 CPUXV2 | 16-Bit | 24MHz | I2C, IrDA, LINbus, SCI, SPI, UART/USART | Brown-out Detect/Reset, POR, PWM, WDT | 30 | 16KB (16K x 8) | FRAM | - | 1K x 8 | 2V ~ 3.6V | - | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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W78L032A24PLIC MCU 8BIT ROMLESS 44PLCC |
3,891 |
|
Datasheet | 44-LCC (J-Lead) | W78 | Tube | Not For New Designs | Not Verified | 80C32 | 8-Bit | 24MHz | EBI/EMI, Serial Port | - | 32 | - | ROMless | - | 256 x 8 | 1.8V ~ 5.5V | - | Internal | 0°C ~ 70°C (TA) | - | - | Surface Mount | |
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C8051F820-GMIC MCU 8BIT 8KB FLASH 20QFN |
2,351 |
|
Datasheet | 20-VFQFN Exposed Pad | C8051F82x | Tube | Obsolete | Not Verified | 8051 | 8-Bit | 25MHz | SMBus (2-Wire/I2C), SPI, UART/USART | POR, PWM, WDT | 17 | 8KB (8K x 8) | FLASH | - | 512 x 8 | 1.8V ~ 3.6V | - | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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C8051F820-GMRIC MCU 8BIT 8KB FLASH 20QFN |
3,079 |
|
Datasheet | 20-VFQFN Exposed Pad | C8051F82x | Tape & Reel (TR) | Obsolete | Not Verified | 8051 | 8-Bit | 25MHz | SMBus (2-Wire/I2C), SPI, UART/USART | POR, PWM, WDT | 17 | 8KB (8K x 8) | FLASH | - | 512 x 8 | 1.8V ~ 3.6V | - | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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C8051F853-C-IMRIC MCU 8BIT 8KB FLASH 20QFN |
3,346 |
|
Datasheet | 20-VFQFN Exposed Pad | C8051F85x | Tape & Reel (TR) | Obsolete | Not Verified | 8051 | 8-Bit | 25MHz | I2C, SPI, UART/USART | Brown-out Detect/Reset, POR, PWM, WDT | 15 | 8KB (8K x 8) | FLASH | - | 512 x 8 | 2.2V ~ 3.6V | - | Internal | -40°C ~ 125°C (TA) | - | - | Surface Mount | |
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EFM8BB31F32I-B-QFP32RIC MCU 8BIT 32KB FLASH 32QFP |
2,492 |
|
Datasheet | 32-TQFP | Busy Bee | Tape & Reel (TR) | Not For New Designs | Not Verified | CIP-51 8051 | 8-Bit | 50MHz | I2C, SMBus, SPI, UART/USART | Brown-out Detect/Reset, POR, PWM, WDT | 28 | 32KB (32K x 8) | FLASH | - | 2.25K x 8 | 2.2V ~ 3.6V | A/D 20x10/12b SAR; D/A 2x12b | Internal | -40°C ~ 125°C (TA) | - | - | Surface Mount | |
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EFM8BB31F32I-C-QFP32RIC MCU 8BIT 32KB FLASH 32QFP |
1,423 |
|
Datasheet | 32-TQFP | Busy Bee | Tape & Reel (TR) | Not For New Designs | Not Verified | CIP-51 8051 | 8-Bit | 50MHz | I2C, SMBus, SPI, UART/USART | Brown-out Detect/Reset, POR, PWM, WDT | 28 | 32KB (32K x 8) | FLASH | - | 2.25K x 8 | 2.2V ~ 3.6V | A/D 20x10/12b SAR; D/A 2x12b | Internal | -40°C ~ 125°C (TA) | - | - | Surface Mount | |
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EFM8BB31F64I-D-5QFN32RIC MCU 8BIT 64KB FLASH 32QFN |
2,637 |
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Datasheet | 32-WFQFN Exposed Pad | Busy Bee | Tape & Reel (TR) | Active | Not Verified | CIP-51 8051 | 8-Bit | 50MHz | I2C, SMBus, SPI, UART/USART | Brown-out Detect/Reset, POR, PWM, WDT | 29 | 64KB (64K x 8) | FLASH | - | 4.25K x 8 | 2.2V ~ 3.6V | A/D 20x12b; D/A 2x12b | Internal | -40°C ~ 125°C (TA) | - | - | Surface Mount | |
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EFM8BB31F64I-D-5QFN32IC MCU 8BIT 64KB FLASH 32QFN |
3,920 |
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Datasheet | 32-WFQFN Exposed Pad | Busy Bee | Tray | Active | Not Verified | CIP-51 8051 | 8-Bit | 50MHz | I2C, SMBus, SPI, UART/USART | Brown-out Detect/Reset, POR, PWM, WDT | 29 | 64KB (64K x 8) | FLASH | - | 4.25K x 8 | 2.2V ~ 3.6V | A/D 20x12b; D/A 2x12b | Internal | -40°C ~ 125°C (TA) | - | - | Surface Mount | |
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S1C17M21F001100IC MCU 16BIT 16KB FLASH 32TQFP15 |
2,688 |
|
Datasheet | 32-TQFP | - | Tray | Active | Not Verified | S1C17 | 16-Bit | 21MHz | I2C, IrDA, SPI, UART/USART | Brown-out Detect/Reset, POR, PWM, Voltage Detect, WDT | 23 | 16KB (16K x 8) | FLASH | - | 2K x 8 | 1.8V ~ 5.5V | A/D 6x12b SAR | External, Internal | -40°C ~ 85°C | - | - | Surface Mount | |
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AT89LP4052-16PUIC MCU 8BIT 4KB FLASH 20DIP |
4,681 |
|
Datasheet | 20-DIP (0.300", 7.62mm) | 89LP | Tube | Obsolete | Not Verified | 8051 | 8-Bit | 16MHz | SPI, UART/USART | Brown-out Detect/Reset, POR, PWM, WDT | 15 | 4KB (4K x 8) | FLASH | - | 256 x 8 | 2.4V ~ 5.5V | - | Internal | -40°C ~ 85°C (TA) | - | - | Through Hole | |
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AT89LP4052-16PIIC MCU 8BIT 4KB FLASH 20DIP |
2,340 |
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Datasheet | 20-DIP (0.300", 7.62mm) | 89LP | Tube | Obsolete | Not Verified | 8051 | 8-Bit | 16MHz | SPI, UART/USART | Brown-out Detect/Reset, POR, PWM, WDT | 15 | 4KB (4K x 8) | FLASH | - | 256 x 8 | 2.4V ~ 5.5V | - | Internal | -40°C ~ 85°C (TA) | - | - | Through Hole |
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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