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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CY8C3445AXE-181IC MCU 8BIT 32KB FLASH 100TQFP |
4,565 | - |
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Datasheet | 100-LQFP | PSOC™ 3 CY8C34xx | Tray | Obsolete | Not Verified | 8051 | 8-Bit | 50MHz | CANbus, EBI/EMI, I2C, LINbus, SPI, UART/USART | CapSense, DMA, POR, PWM, WDT | 62 | 32KB (32K x 8) | FLASH | 1K x 8 | 4K x 8 | 1.71V ~ 5.5V | A/D 16x12b; D/A 2x8b | Internal | -40°C ~ 125°C (TA) | - | - | Surface Mount | |
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CY8C3445AXI-108IC MCU 8BIT 32KB FLASH 100TQFP |
2,581 | - |
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Datasheet | 100-LQFP | PSOC™ 3 CY8C34xx | Tray | Obsolete | Not Verified | 8051 | 8-Bit | 50MHz | EBI/EMI, I2C, LINbus, SPI, UART/USART, USB | CapSense, DMA, LCD, POR, PWM, WDT | 62 | 32KB (32K x 8) | FLASH | 1K x 8 | 4K x 8 | 1.71V ~ 5.5V | A/D 16x12b; D/A 2x8b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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CY8C3445LTI-081IC MCU 8BIT 32KB FLASH 68QFN |
2,210 | - |
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Datasheet | 68-VFQFN Exposed Pad | PSOC™ 3 CY8C34xx | Tray | Obsolete | Not Verified | 8051 | 8-Bit | 50MHz | EBI/EMI, I2C, LINbus, SPI, UART/USART, USB | CapSense, DMA, LCD, POR, PWM, WDT | 38 | 32KB (32K x 8) | FLASH | 1K x 8 | 4K x 8 | 1.71V ~ 5.5V | A/D 16x12b; D/A 2x8b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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CY8C3445PVI-090IC MCU 8BIT 32KB FLASH 48SSOP |
2,307 | - |
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Datasheet | 48-BSSOP (0.295", 7.50mm Width) | PSOC™ 3 CY8C34xx | Tube | Obsolete | Not Verified | 8051 | 8-Bit | 50MHz | EBI/EMI, I2C, LINbus, SPI, UART/USART, USB | CapSense, DMA, LCD, POR, PWM, WDT | 25 | 32KB (32K x 8) | FLASH | 1K x 8 | 4K x 8 | 1.71V ~ 5.5V | A/D 16x12b; D/A 2x8b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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CY8C3446AXA-099IC MCU 8BIT 64KB FLASH 100TQFP |
3,907 | - |
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Datasheet | 100-LQFP | PSOC™ 3 CY8C34xx | Tray | Obsolete | Not Verified | 8051 | 8-Bit | 50MHz | EBI/EMI, I2C, LINbus, SPI, UART/USART, USB | CapSense, DMA, LCD, POR, PWM, WDT | 62 | 64KB (64K x 8) | FLASH | 2K x 8 | 8K x 8 | 1.71V ~ 5.5V | A/D 16x12b; D/A 2x8b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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CY8C3446AXA-105IC MCU 8BIT 64KB FLASH 100TQFP |
3,613 | - |
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Datasheet | 100-LQFP | PSOC™ 3 CY8C34xx | Tray | Obsolete | Not Verified | 8051 | 8-Bit | 50MHz | EBI/EMI, I2C, LINbus, SPI, UART/USART | CapSense, DMA, LCD, POR, PWM, WDT | 62 | 64KB (64K x 8) | FLASH | 2K x 8 | 8K x 8 | 1.71V ~ 5.5V | A/D 16x12b; D/A 2x8b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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CY8C3446AXE-099IC MCU 8BIT 64KB FLASH 100TQFP |
1,346 | - |
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Datasheet | 100-LQFP | PSOC™ 3 CY8C34xx | Tray | Obsolete | Not Verified | 8051 | 8-Bit | 50MHz | EBI/EMI, I2C, LINbus, SPI, UART/USART, USB | CapSense, DMA, LCD, POR, PWM, WDT | 62 | 64KB (64K x 8) | FLASH | 2K x 8 | 8K x 8 | 1.71V ~ 5.5V | A/D 16x12b; D/A 2x8b | Internal | -40°C ~ 125°C (TA) | - | - | Surface Mount | |
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CY8C3446AXE-115IC MCU 8BIT 64KB FLASH 100TQFP |
2,893 | - |
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Datasheet | 100-LQFP | PSOC™ 3 CY8C34xx | Tray | Obsolete | Not Verified | 8051 | 8-Bit | 50MHz | EBI/EMI, I2C, LINbus, SPI, UART/USART | CapSense, DMA, POR, PWM, WDT | 62 | 64KB (64K x 8) | FLASH | 2K x 8 | 8K x 8 | 1.71V ~ 5.5V | A/D 16x12b; D/A 2x8b | Internal | -40°C ~ 125°C (TA) | - | - | Surface Mount | |
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CY8C3446LTI-074IC MCU 8BIT 64KB FLASH 68QFN |
1,427 | - |
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Datasheet | 68-VFQFN Exposed Pad | PSOC™ 3 CY8C34xx | Tray | Obsolete | Not Verified | 8051 | 8-Bit | 50MHz | EBI/EMI, I2C, LINbus, SPI, UART/USART | CapSense, DMA, LCD, POR, PWM, WDT | 38 | 64KB (64K x 8) | FLASH | 2K x 8 | 8K x 8 | 1.71V ~ 5.5V | A/D 16x12b; D/A 2x8b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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CY8C3446LTI-083IC MCU 8BIT 64KB FLASH 48QFN |
1,455 | - |
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Datasheet | 48-VFQFN Exposed Pad | PSOC™ 3 CY8C34xx | Tray | Obsolete | Not Verified | 8051 | 8-Bit | 50MHz | EBI/EMI, I2C, LINbus, SPI, UART/USART | CapSense, DMA, LCD, POR, PWM, WDT | 25 | 64KB (64K x 8) | FLASH | 2K x 8 | 8K x 8 | 1.71V ~ 5.5V | A/D 16x12b; D/A 2x8b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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CY8C3446PVI-102IC MCU 8BIT 64KB FLASH 48SSOP |
1,994 | - |
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Datasheet | 48-BSSOP (0.295", 7.50mm Width) | PSOC™ 3 CY8C34xx | Tube | Obsolete | Not Verified | 8051 | 8-Bit | 50MHz | CANbus, EBI/EMI, I2C, LINbus, SPI, UART/USART | CapSense, DMA, LCD, POR, PWM, WDT | 25 | 64KB (64K x 8) | FLASH | 2K x 8 | 8K x 8 | 1.71V ~ 5.5V | A/D 16x12b; D/A 2x8b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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CY8C3645AXE-169IC MCU 8BIT 32KB FLASH 100TQFP |
4,605 | - |
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Datasheet | 100-LQFP | PSOC™ 3 CY8C36xx | Tray | Obsolete | Not Verified | 8051 | 8-Bit | 48MHz | EBI/EMI, I2C, LINbus, SPI, UART/USART | CapSense, DMA, POR, PWM, WDT | 62 | 32KB (32K x 8) | FLASH | 1K x 8 | 4K x 8 | 1.71V ~ 5.5V | A/D 16x12b; D/A 4x8b | Internal | -40°C ~ 125°C (TA) | - | - | Surface Mount | |
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CY8C3646AXE-170IC MCU 8BIT 64KB FLASH 100TQFP |
4,046 | - |
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Datasheet | 100-LQFP | PSOC™ 3 CY8C36xx | Tray | Obsolete | Not Verified | 8051 | 8-Bit | 48MHz | EBI/EMI, I2C, LINbus, SPI, UART/USART | CapSense, DMA, POR, PWM, WDT | 62 | 64KB (64K x 8) | FLASH | 2K x 8 | 8K x 8 | 1.71V ~ 5.5V | A/D 16x12b; D/A 4x8b | Internal | -40°C ~ 125°C (TA) | - | - | Surface Mount | |
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CY8C3646AXE-178IC MCU 8BIT 64KB FLASH 100TQFP |
1,416 | - |
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Datasheet | 100-LQFP | PSOC™ 3 CY8C36xx | Tray | Obsolete | Not Verified | 8051 | 8-Bit | 48MHz | CANbus, EBI/EMI, I2C, LINbus, SPI, UART/USART | CapSense, DMA, POR, PWM, WDT | 62 | 64KB (64K x 8) | FLASH | 2K x 8 | 8K x 8 | 1.71V ~ 5.5V | A/D 16x12b; D/A 4x8b | Internal | -40°C ~ 125°C (TA) | - | - | Surface Mount | |
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CY8C3665AXA-010IC MCU 8BIT 32KB FLASH 100TQFP |
1,940 | - |
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Datasheet | 100-LQFP | PSOC™ 3 CY8C36xx | Tray | Obsolete | Not Verified | 8051 | 8-Bit | 67MHz | EBI/EMI, I2C, LINbus, SPI, UART/USART | CapSense, DMA, POR, PWM, WDT | 62 | 32KB (32K x 8) | FLASH | 1K x 8 | 4K x 8 | 1.71V ~ 5.5V | A/D 16x12b; D/A 4x8b | Internal | -40°C ~ 85°C (TA) | Automotive | AEC-Q100 | Surface Mount | |
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CY8C3665AXA-016IC MCU 8BIT 32KB FLASH 100TQFP |
4,451 | - |
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Datasheet | 100-LQFP | PSOC™ 3 CY8C36xx | Tray | Obsolete | Not Verified | 8051 | 8-Bit | 67MHz | EBI/EMI, I2C, LINbus, SPI, UART/USART, USB | CapSense, DMA, POR, PWM, WDT | 62 | 32KB (32K x 8) | FLASH | 1K x 8 | 4K x 8 | 1.71V ~ 5.5V | A/D 16x12b; D/A 4x8b | Internal | -40°C ~ 85°C (TA) | Automotive | AEC-Q100 | Surface Mount | |
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CY8C3665PVI-008IC MCU 8BIT 32KB FLASH 48SSOP |
3,439 | - |
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Datasheet | 48-BSSOP (0.295", 7.50mm Width) | PSOC™ 3 CY8C36xx | Tube | Obsolete | Not Verified | 8051 | 8-Bit | 67MHz | EBI/EMI, I2C, LINbus, SPI, UART/USART | CapSense, DMA, POR, PWM, WDT | 25 | 32KB (32K x 8) | FLASH | 1K x 8 | 4K x 8 | 1.71V ~ 5.5V | A/D 16x12b; D/A 4x8b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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CY8C3666AXA-036IC MCU 8BIT 64KB FLASH 100TQFP |
2,841 | - |
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Datasheet | 100-LQFP | PSOC™ 3 CY8C36xx | Tray | Obsolete | Not Verified | 8051 | 8-Bit | 67MHz | EBI/EMI, I2C, LINbus, SPI, UART/USART, USB | CapSense, DMA, LCD, POR, PWM, WDT | 62 | 64KB (64K x 8) | FLASH | 2K x 8 | 8K x 8 | 1.71V ~ 5.5V | A/D 16x12b; D/A 4x8b | Internal | -40°C ~ 85°C (TA) | Automotive | AEC-Q100 | Surface Mount | |
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CY8C3666AXA-037IC MCU 8BIT 64KB FLASH 100TQFP |
2,891 | - |
|
Datasheet | 100-LQFP | PSOC™ 3 CY8C36xx | Tray | Obsolete | Not Verified | 8051 | 8-Bit | 67MHz | CANbus, EBI/EMI, I2C, LINbus, SPI, UART/USART | CapSense, DMA, LCD, POR, PWM, WDT | 62 | 64KB (64K x 8) | FLASH | 2K x 8 | 8K x 8 | 1.71V ~ 5.5V | A/D 16x12b; D/A 4x8b | Internal | -40°C ~ 85°C (TA) | Automotive | AEC-Q100 | Surface Mount | |
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CY8C3666AXA-052IC MCU 8BIT 64KB FLASH 100TQFP |
4,929 | - |
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Datasheet | 100-LQFP | PSOC™ 3 CY8C36xx | Tray | Obsolete | Not Verified | 8051 | 8-Bit | 67MHz | EBI/EMI, I2C, LINbus, SPI, UART/USART | CapSense, DMA, POR, PWM, WDT | 62 | 64KB (64K x 8) | FLASH | 2K x 8 | 8K x 8 | 1.71V ~ 5.5V | A/D 16x12b; D/A 4x8b | Internal | -40°C ~ 85°C (TA) | Automotive | AEC-Q100 | 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.
