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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CY8C5567LTI-079IC MCU 32BIT 128KB FLASH 68QFN |
2,411 | - |
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Datasheet | 68-VFQFN Exposed Pad | PSOC™ 5 CY8C55 | Tray | Obsolete | Not Verified | ARM® Cortex®-M3 | 32-Bit Single-Core | 67MHz | I2C, LINbus, SPI, UART/USART, USB | CapSense, DMA, LCD, POR, PWM, WDT | 36 | 128KB (128K x 8) | FLASH | 2K x 8 | 32K x 8 | 2.7V ~ 5.5V | A/D 1x20b, 1x12b; D/A 4x8b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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CY8C5568LTI-114IC MCU 32BIT 256KB FLASH 68QFN |
4,702 | - |
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Datasheet | 68-VFQFN Exposed Pad | PSOC™ 5 CY8C55 | Tray | Obsolete | Not Verified | ARM® Cortex®-M3 | 32-Bit Single-Core | 67MHz | I2C, LINbus, SPI, UART/USART, USB | CapSense, DMA, LCD, POR, PWM, WDT | 36 | 256KB (256K x 8) | FLASH | 2K x 8 | 64K x 8 | 2.7V ~ 5.5V | A/D 1x20b, 2x12b; D/A 4x8b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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CY8C5246LTI-029IC MCU 32BIT 64KB FLASH 68QFN |
3,279 | - |
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Datasheet | 68-VFQFN Exposed Pad | PSOC™ 5 CY8C52 | Tray | Obsolete | Not Verified | ARM® Cortex®-M3 | 32-Bit Single-Core | 40MHz | I2C, LINbus, SPI, UART/USART, USB | CapSense, DMA, LCD, POR, PWM, WDT | 36 | 64KB (64K x 8) | FLASH | 2K x 8 | 16K x 8 | 2.7V ~ 5.5V | A/D 1x12b; D/A 1x8b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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CY8C5248LTI-030IC MCU 32BIT 256KB FLASH 68QFN |
1,288 | - |
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Datasheet | 68-VFQFN Exposed Pad | PSOC™ 5 CY8C52 | Tray | Obsolete | Not Verified | ARM® Cortex®-M3 | 32-Bit Single-Core | 40MHz | I2C, LINbus, SPI, UART/USART, USB | CapSense, DMA, LCD, POR, PWM, WDT | 36 | 256KB (256K x 8) | FLASH | 2K x 8 | 64K x 8 | 2.7V ~ 5.5V | A/D 1x12b; D/A 1x8b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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CY8C5566LTI-017IC MCU 32BIT 64KB FLASH 68QFN |
3,605 | - |
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Datasheet | 68-VFQFN Exposed Pad | PSOC™ 5 CY8C55 | Tray | Obsolete | Not Verified | ARM® Cortex®-M3 | 32-Bit Single-Core | 67MHz | I2C, LINbus, SPI, UART/USART, USB | CapSense, DMA, LCD, POR, PWM, WDT | 36 | 64KB (64K x 8) | FLASH | 2K x 8 | 16K x 8 | 2.7V ~ 5.5V | A/D 1x20b, 1x12b; D/A 4x8b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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CY8C5367LTI-003IC MCU 32BIT 128KB FLASH 68QFN |
1,162 | - |
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Datasheet | 68-VFQFN Exposed Pad | PSOC™ 5 CY8C53 | Tray | Obsolete | Not Verified | ARM® Cortex®-M3 | 32-Bit Single-Core | 67MHz | I2C, LINbus, SPI, UART/USART, USB | CapSense, DMA, LCD, POR, PWM, WDT | 36 | 128KB (128K x 8) | FLASH | 2K x 8 | 32K x 8 | 2.7V ~ 5.5V | A/D 1x12b; D/A 2x8b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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CY8C5247LTI-089IC MCU 32BIT 128KB FLASH 68QFN |
1,996 | - |
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Datasheet | 68-VFQFN Exposed Pad | PSOC™ 5 CY8C52 | Tray | Obsolete | Not Verified | ARM® Cortex®-M3 | 32-Bit Single-Core | 40MHz | I2C, LINbus, SPI, UART/USART, USB | CapSense, DMA, LCD, POR, PWM, WDT | 36 | 128KB (128K x 8) | FLASH | 2K x 8 | 32K x 8 | 2.7V ~ 5.5V | A/D 1x12b; D/A 1x8b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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Z51F0811RFXIC MCU 8BIT 8KB FLASH 16TSSOP |
1,493 | - |
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Datasheet | 16-TSSOP (0.173", 4.40mm Width) | Z8051 | Tray | Obsolete | Not Verified | 8051 | 8-Bit | 12MHz | I2C, SPI, UART/USART | Brown-out Detect/Reset, POR, PWM, WDT | 14 | 8KB (8K x 8) | FLASH | 512 x 8 | 256 x 8 | 1.8V ~ 5.5V | A/D 8x12b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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Z51F0811RHXIC MCU 8BIT 8KB FLASH 20TSSOP |
4,477 | - |
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Datasheet | 20-TSSOP (0.173", 4.40mm Width) | Z8051 | Tray | Obsolete | Not Verified | 8051 | 8-Bit | 12MHz | I2C, SPI, UART/USART | Brown-out Detect/Reset, POR, PWM, WDT | 18 | 8KB (8K x 8) | FLASH | 512 x 8 | 256 x 8 | 1.8V ~ 5.5V | A/D 9x12b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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Z51F0811RJXIC MCU 8BIT 8KB FLASH 28TSSOP |
4,906 | - |
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Datasheet | 28-TSSOP (0.173", 4.40mm Width) | Z8051 | Tray | Obsolete | Not Verified | 8051 | 8-Bit | 12MHz | I2C, SPI, UART/USART | Brown-out Detect/Reset, POR, PWM, WDT | 26 | 8KB (8K x 8) | FLASH | 512 x 8 | 256 x 8 | 1.8V ~ 5.5V | A/D 12x12b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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Z51F0811QUXIC MCU 8BIT 8KB FLASH 32VFQFN |
2,099 | - |
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Datasheet | 32-VFQFN Exposed Pad | Z8051 | Tray | Obsolete | Not Verified | 8051 | 8-Bit | 12MHz | I2C, SPI, UART/USART | Brown-out Detect/Reset, POR, PWM, WDT | 30 | 8KB (8K x 8) | FLASH | 512 x 8 | 256 x 8 | 1.8V ~ 5.5V | A/D 15x12b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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Z51F3221ARXIC MCU 8BIT 32KB FLASH 64LQFP |
2,779 | - |
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Datasheet | 64-LQFP | Z8051 | Tray | Obsolete | Not Verified | 8051 | 8-Bit | 12MHz | SIO, UART/USART | Brown-out Detect/Reset, LCD, LVD, POR, PWM, WDT | 54 | 32KB (32K x 8) | FLASH | - | 1.25K x 8 | 1.8V ~ 5.5V | A/D 5x12b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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Z51F3221ATXIC MCU 8BIT 32KB FLASH 80LQFP |
2,596 | - |
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Datasheet | 80-LQFP | Z8051 | Tray | Obsolete | Not Verified | 8051 | 8-Bit | 12MHz | SIO, UART/USART | Brown-out Detect/Reset, LCD, LVD, POR, PWM, WDT | 70 | 32KB (32K x 8) | FLASH | - | 1.25K x 8 | 1.8V ~ 5.5V | A/D 8x12b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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Z51F6412ARXIC MCU 8BIT 64KB FLASH 64LQFP |
3,646 | - |
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Datasheet | 64-LQFP | Z8051 | Tray | Obsolete | Not Verified | 8051 | 8-Bit | 16MHz | I2C, SPI, UART/USART | Brown-out Detect/Reset, POR, PWM, WDT | 52 | 64KB (64K x 8) | FLASH | - | 3.25K x 8 | 2V ~ 5.5V | A/D 15x12b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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Z51F6412ATXIC MCU 8BIT 64KB FLASH 80LQFP |
1,441 | - |
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Datasheet | 80-LQFP | Z8051 | Tray | Obsolete | Not Verified | 8051 | 8-Bit | 16MHz | I2C, SPI, UART/USART | Brown-out Detect/Reset, POR, PWM, WDT | 66 | 64KB (64K x 8) | FLASH | - | 3.25K x 8 | 2V ~ 5.5V | A/D 15x12b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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C8051F960-A-GQIC MCU 8BIT 128KB FLASH 80TQFP |
3,266 | - |
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Datasheet | 80-TQFP | C8051F9xx | Tray | Obsolete | Not Verified | 8051 | 8-Bit | 25MHz | I2C, SPI, UART/USART | DMA, LCD, POR, PWM, WDT | 57 | 128KB (128K x 8) | FLASH | - | 8.25K x 8 | 1.8V ~ 3.8V | A/D 16x10b/12b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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C8051F962-A-GQIC MCU 8BIT 128KB FLASH 80TQFP |
3,010 | - |
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Datasheet | 80-TQFP | C8051F9xx | Tray | Obsolete | Not Verified | 8051 | 8-Bit | 25MHz | I2C, SPI, UART/USART | DMA, POR, PWM, WDT | 57 | 128KB (128K x 8) | FLASH | - | 8.25K x 8 | 1.8V ~ 3.8V | A/D 16x10b/12b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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C8051F964-A-GQIC MCU 8BIT 64KB FLASH 80TQFP |
4,250 | - |
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Datasheet | 80-TQFP | C8051F9xx | Tray | Obsolete | Not Verified | 8051 | 8-Bit | 25MHz | I2C, SPI, UART/USART | DMA, LCD, POR, PWM, WDT | 57 | 64KB (64K x 8) | FLASH | - | 8.25K x 8 | 1.8V ~ 3.8V | A/D 16x10b/12b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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CY8C5466AXI-064IC MCU 32BIT 64KB FLASH 100TQFP |
3,224 | - |
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Datasheet | 100-LQFP | PSOC™ 5 CY8C54 | Tray | Obsolete | Not Verified | ARM® Cortex®-M3 | 32-Bit Single-Core | 67MHz | I2C, LINbus, SPI, UART/USART, USB | CapSense, DMA, LCD, POR, PWM, WDT | 60 | 64KB (64K x 8) | FLASH | 2K x 8 | 16K x 8 | 2.7V ~ 5.5V | A/D 2x12b; D/A 4x8b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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AT91SAM7XC128B-AURIC MCU 16/32B 128KB FLSH 100LQFP |
2,367 | - |
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Datasheet | 100-LQFP | SAM7XC | Tape & Reel (TR) | Obsolete | Not Verified | ARM7® | 16/32-Bit | 55MHz | CANbus, Ethernet, I2C, SPI, SSC, UART/USART, USB | Brown-out Detect/Reset, DMA, POR, PWM, WDT | 62 | 128KB (128K x 8) | FLASH | - | 32K x 8 | 1.65V ~ 1.95V | 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.
