Microcontrollers
Browse available Microcontrollers part numbers with manufacturer references, stock information, pricing, datasheets and key specifications. Use the table below to compare options for your project.
For BOM, shortage or hard-to-find requirements, send your part number and quantity to Winsun (HK) Electronics for availability, lead-time and quotation support.
| Photo | Mfr. Part # | Availability | Price | 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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LM3S1P51-IQC80-C5IC MCU 32BIT 64KB FLASH 100LQFP |
4,021 | - |
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Datasheet | 100-LQFP | Stellaris® ARM® Cortex®-M3S 1000 | Tray | Obsolete | Not Verified | ARM® Cortex®-M3 | 32-Bit Single-Core | 80MHz | I2C, IrDA, Microwire, QEI, SPI, SSI, UART/USART | Brown-out Detect/Reset, DMA, I2S, POR, PWM, WDT | 67 | 64KB (64K x 8) | FLASH | - | 24K x 8 | 1.08V ~ 3.6V | A/D 16x10b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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LM3S1R21-IQC80-C5IC MCU 32BIT 256KB FLASH 100LQFP |
1,739 | - |
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Datasheet | 100-LQFP | Stellaris® ARM® Cortex®-M3S 1000 | Tray | Obsolete | Not Verified | ARM® Cortex®-M3 | 32-Bit Single-Core | 80MHz | EBI/EMI, I2C, IrDA, LINbus, Microwire, SPI, SSI, UART/USART | Brown-out Detect/Reset, DMA, POR, PWM, WDT | 67 | 256KB (256K x 8) | FLASH | - | 48K x 8 | 1.08V ~ 3.6V | A/D 8x10b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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LM3S1R26-IQR80-C5IC MCU 32BIT 256KB FLASH 64LQFP |
3,632 | - |
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Datasheet | 64-LQFP | Stellaris® ARM® Cortex®-M3S 1000 | Tray | Obsolete | Not Verified | ARM® Cortex®-M3 | 32-Bit Single-Core | 80MHz | I2C, IrDA, LINbus, Microwire, SPI, SSI, UART/USART | Brown-out Detect/Reset, DMA, POR, PWM, WDT | 33 | 256KB (256K x 8) | FLASH | - | 48K x 8 | 1.08V ~ 3.6V | A/D 8x10b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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LM3S1W16-IQR50-C5IC MCU 32BIT 32KB FLASH 64LQFP |
3,942 | - |
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Datasheet | 64-LQFP | Stellaris® ARM® Cortex®-M3S 1000 | Tray | Obsolete | Not Verified | ARM® Cortex®-M3 | 32-Bit Single-Core | 50MHz | I2C, IrDA, LINbus, Microwire, SPI, SSI, UART/USART | Brown-out Detect/Reset, DMA, POR, PWM, WDT | 33 | 32KB (32K x 8) | FLASH | - | 8K x 8 | 1.08V ~ 1.32V | A/D 8x10b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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LM3S1Z16-IQR50-C5IC MCU 32BIT 16KB FLASH 64LQFP |
3,818 | - |
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Datasheet | 64-LQFP | Stellaris® ARM® Cortex®-M3S 1000 | Tray | Obsolete | Not Verified | ARM® Cortex®-M3 | 32-Bit Single-Core | 50MHz | I2C, IrDA, LINbus, Microwire, SPI, SSI, UART/USART | Brown-out Detect/Reset, DMA, POR, PWM, WDT | 33 | 16KB (16K x 8) | FLASH | - | 6K x 8 | 1.08V ~ 1.32V | A/D 8x10b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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LM3S2793-IQC80-C5IC MCU 32BIT 128KB FLASH 100LQFP |
2,262 | - |
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Datasheet | 100-LQFP | Stellaris® ARM® Cortex®-M3S 2000 | Tray | Obsolete | Not Verified | ARM® Cortex®-M3 | 32-Bit Single-Core | 80MHz | CANbus, EBI/EMI, I2C, IrDA, LINbus, Microwire, QEI, SPI, SSI, UART/USART | Brown-out Detect/Reset, DMA, I2S, POR, PWM, WDT | 67 | 128KB (128K x 8) | FLASH | - | 64K x 8 | 1.08V ~ 1.32V | A/D 16x10b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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LM3S2B93-IBZ80-C5IC MCU 32BIT 256KB FLASH 108BGA |
2,856 | - |
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Datasheet | 108-LFBGA | Stellaris® ARM® Cortex®-M3S 2000 | Tray | Obsolete | Not Verified | ARM® Cortex®-M3 | 32-Bit Single-Core | 80MHz | CANbus, EBI/EMI, I2C, IrDA, Microwire, QEI, SPI, SSI, UART/USART | Brown-out Detect/Reset, DMA, I2S, POR, PWM, WDT | 67 | 256KB (256K x 8) | FLASH | - | 96K x 8 | 1.08V ~ 1.32V | A/D 16x10b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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LM3S2B93-IQC80-C5IC MCU 32BIT 256KB FLASH 100LQFP |
2,495 | - |
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Datasheet | 100-LQFP | Stellaris® ARM® Cortex®-M3S 2000 | Tray | Obsolete | Not Verified | ARM® Cortex®-M3 | 32-Bit Single-Core | 80MHz | CANbus, EBI/EMI, I2C, IrDA, Microwire, QEI, SPI, SSI, UART/USART | Brown-out Detect/Reset, DMA, I2S, POR, PWM, WDT | 67 | 256KB (256K x 8) | FLASH | - | 96K x 8 | 1.08V ~ 1.32V | A/D 16x10b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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LM3S3J26-IQR50-C5IC MCU 32BIT 128KB FLASH 64LQFP |
2,910 | - |
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Datasheet | 64-LQFP | Stellaris® ARM® Cortex®-M3S 3000 | Tray | Obsolete | Not Verified | ARM® Cortex®-M3 | 32-Bit Single-Core | 50MHz | I2C, IrDA, LINbus, Microwire, SPI, SSI, UART/USART, USB | Brown-out Detect/Reset, DMA, POR, PWM, WDT | 33 | 128KB (128K x 8) | FLASH | - | 20K x 8 | 1.08V ~ 1.32V | A/D 8x10b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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LM3S3N26-IQR50-C5IC MCU 32BIT 64KB FLASH 64LQFP |
2,063 | - |
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Datasheet | 64-LQFP | Stellaris® ARM® Cortex®-M3S 3000 | Tray | Obsolete | Not Verified | ARM® Cortex®-M3 | 32-Bit Single-Core | 50MHz | I2C, IrDA, LINbus, Microwire, SPI, SSI, UART/USART, USB | Brown-out Detect/Reset, DMA, POR, PWM, WDT | 33 | 64KB (64K x 8) | FLASH | - | 12K x 8 | 1.08V ~ 1.32V | A/D 8x10b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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LM3S3W26-IQR50-C5IC MCU 32BIT 32KB FLASH 64LQFP |
4,587 | - |
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Datasheet | 64-LQFP | Stellaris® ARM® Cortex®-M3S 3000 | Tray | Obsolete | Not Verified | ARM® Cortex®-M3 | 32-Bit Single-Core | 50MHz | I2C, IrDA, LINbus, Microwire, SPI, SSI, UART/USART, USB | Brown-out Detect/Reset, DMA, POR, PWM, WDT | 33 | 32KB (32K x 8) | FLASH | - | 8K x 8 | 1.08V ~ 1.32V | A/D 8x10b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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LM3S3Z26-IQR50-C5IC MCU 32BIT 16KB FLASH 64LQFP |
3,744 | - |
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Datasheet | 64-LQFP | Stellaris® ARM® Cortex®-M3S 3000 | Tray | Obsolete | Not Verified | ARM® Cortex®-M3 | 32-Bit Single-Core | 50MHz | I2C, IrDA, LINbus, Microwire, SPI, SSI, UART/USART, USB | Brown-out Detect/Reset, DMA, POR, PWM, WDT | 33 | 16KB (16K x 8) | FLASH | - | 6K x 8 | 1.08V ~ 1.32V | A/D 8x10b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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LM3S5656-IQR80-C5IC MCU 32BIT 128KB FLASH 64LQFP |
3,961 | - |
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Datasheet | 64-LQFP | Stellaris® ARM® Cortex®-M3S 5000 | Tray | Obsolete | Not Verified | ARM® Cortex®-M3 | 32-Bit Single-Core | 80MHz | CANbus, I2C, IrDA, LINbus, Microwire, QEI, SPI, SSI, UART/USART, USB OTG | Brown-out Detect/Reset, DMA, POR, PWM, WDT | 33 | 128KB (128K x 8) | FLASH | - | 32K x 8 | 1.08V ~ 1.32V | A/D 8x10b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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LM3S5791-IQC80-C5IC MCU 32BIT 128KB FLASH 100LQFP |
3,573 | - |
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Datasheet | 100-LQFP | Stellaris® ARM® Cortex®-M3S 5000 | Tray | Obsolete | Not Verified | ARM® Cortex®-M3 | 32-Bit Single-Core | 80MHz | CANbus, EBI/EMI, I2C, IrDA, LINbus, Microwire, QEI, SPI, SSI, UART/USART, USB OTG | Brown-out Detect/Reset, DMA, I2S, POR, PWM, WDT | 72 | 128KB (128K x 8) | FLASH | - | 64K x 8 | 1.08V ~ 1.32V | A/D 16x10b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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LM3S5956-IQR80-C5IC MCU 32BIT 256KB FLASH 64LQFP |
4,984 | - |
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Datasheet | 64-LQFP | Stellaris® ARM® Cortex®-M3S 5000 | Tray | Obsolete | Not Verified | ARM® Cortex®-M3 | 32-Bit Single-Core | 80MHz | CANbus, I2C, IrDA, LINbus, Microwire, QEI, SPI, SSI, UART/USART, USB OTG | Brown-out Detect/Reset, DMA, POR, PWM, WDT | 33 | 256KB (256K x 8) | FLASH | - | 64K x 8 | 1.08V ~ 1.32V | A/D 8x10b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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LM3S5B91-IBZ80-C5IC MCU 32BIT 256KB FLASH 108BGA |
1,202 | - |
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Datasheet | 108-LFBGA | Stellaris® ARM® Cortex®-M3S 5000 | Tray | Obsolete | Not Verified | ARM® Cortex®-M3 | 32-Bit Single-Core | 80MHz | CANbus, EBI/EMI, I2C, IrDA, LINbus, Microwire, QEI, SPI, SSI, UART/USART, USB OTG | Brown-out Detect/Reset, DMA, I2S, POR, PWM, WDT | 72 | 256KB (256K x 8) | FLASH | - | 96K x 8 | 1.08V ~ 1.32V | A/D 16x10b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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LM3S5B91-IQC80-C5IC MCU 32BIT 256KB FLASH 100LQFP |
2,056 | - |
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Datasheet | 100-LQFP | Stellaris® ARM® Cortex®-M3S 5000 | Tray | Obsolete | Not Verified | ARM® Cortex®-M3 | 32-Bit Single-Core | 80MHz | CANbus, EBI/EMI, I2C, IrDA, LINbus, Microwire, QEI, SPI, SSI, UART/USART, USB OTG | Brown-out Detect/Reset, DMA, I2S, POR, PWM, WDT | 72 | 256KB (256K x 8) | FLASH | - | 96K x 8 | 1.08V ~ 1.32V | A/D 16x10b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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LM3S5C31-IQC80-A2IC MCU 32BIT 512KB FLASH 100LQFP |
1,676 | - |
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Datasheet | 100-LQFP | Stellaris® ARM® Cortex®-M3S 5000 | Tray | Obsolete | Not Verified | ARM® Cortex®-M3 | 32-Bit Single-Core | 80MHz | CANbus, EBI/EMI, I2C, IrDA, LINbus, Microwire, QEI, SPI, SSI, UART/USART, USB | Brown-out Detect/Reset, DMA, POR, PWM, WDT | 67 | 512KB (512K x 8) | FLASH | - | 64K x 8 | 3V ~ 3.6V | A/D 16x12b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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LM3S5K31-IQC80-C5IC MCU 32BIT 128KB FLASH 100LQFP |
1,212 | - |
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Datasheet | 100-LQFP | Stellaris® ARM® Cortex®-M3S 5000 | Tray | Obsolete | Not Verified | ARM® Cortex®-M3 | 32-Bit Single-Core | 80MHz | CANbus, I2C, IrDA, LINbus, Microwire, QEI, SPI, SSI, UART/USART, USB | Brown-out Detect/Reset, DMA, POR, PWM, WDT | 67 | 128KB (128K x 8) | FLASH | - | 24K x 8 | 1.08V ~ 1.32V | A/D 16x10b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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LM3S5K36-IQR80-C5IC MCU 32BIT 128KB FLASH 64LQFP |
4,032 | - |
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Datasheet | 64-LQFP | Stellaris® ARM® Cortex®-M3S 5000 | Tray | Obsolete | Not Verified | ARM® Cortex®-M3 | 32-Bit Single-Core | 80MHz | CANbus, I2C, IrDA, LINbus, Microwire, QEI, SPI, SSI, UART/USART, USB | Brown-out Detect/Reset, DMA, POR, PWM, WDT | 33 | 128KB (128K x 8) | FLASH | - | 24K x 8 | 1.08V ~ 1.32V | A/D 8x10b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount |
Microcontrollers FAQ
Common questions about selecting, comparing and sourcing Microcontrollers components through Winsun (HK) Electronics.
What should I check when selecting Microcontrollers components?
Compare the manufacturer part number, electrical specifications, package, operating conditions and application requirements. The product datasheet should be used to confirm technical suitability.
Can Winsun help source specific Microcontrollers part numbers?
Yes. Send the exact part number, manufacturer and required quantity. Winsun (HK) Electronics can assist with availability checks, quotation support and sourcing options based on your requirement.
Do you support shortage, obsolete or hard-to-find Microcontrollers parts?
Yes. Our sourcing team can review shortage and obsolete-part requirements and help check available supply channels or possible alternatives when appropriate.
How do I request a quote for Microcontrollers components?
Submit an RFQ with the part number, manufacturer, quantity and target delivery requirement. Our sales team will review your request and follow up with current sourcing information.
