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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ATMEGA645-16AIIC MCU 8BIT 64KB FLASH 64TQFP |
1,847 | - |
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Datasheet | 64-TQFP | AVR® ATmega | Tray | Obsolete | Not Verified | AVR | 8-Bit | 16MHz | SPI, UART/USART, USI | Brown-out Detect/Reset, POR, PWM, WDT | 53 | 64KB (32K x 16) | FLASH | 2K x 8 | 4K x 8 | 2.7V ~ 5.5V | A/D 8x10b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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ATMEGA645-16MIIC MCU 8BIT 64KB FLASH 64QFN |
3,150 | - |
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Datasheet | 64-VFQFN Exposed Pad | AVR® ATmega | Tray | Obsolete | Not Verified | AVR | 8-Bit | 16MHz | SPI, UART/USART, USI | Brown-out Detect/Reset, POR, PWM, WDT | 53 | 64KB (32K x 16) | FLASH | 2K x 8 | 4K x 8 | 2.7V ~ 5.5V | A/D 8x10b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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ATMEGA6450-16AIIC MCU 8BIT 64KB FLASH 100TQFP |
1,210 | - |
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Datasheet | 100-TQFP | AVR® ATmega | Tray | Obsolete | Not Verified | AVR | 8-Bit | 16MHz | SPI, UART/USART, USI | Brown-out Detect/Reset, POR, PWM, WDT | 68 | 64KB (32K x 16) | FLASH | 2K x 8 | 4K x 8 | 2.7V ~ 5.5V | A/D 8x10b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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ATMEGA6450V-8AIIC MCU 8BIT 64KB FLASH 100TQFP |
3,599 | - |
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Datasheet | 100-TQFP | AVR® ATmega | Tray | Obsolete | Not Verified | AVR | 8-Bit | 8MHz | SPI, UART/USART, USI | Brown-out Detect/Reset, POR, PWM, WDT | 68 | 64KB (32K x 16) | FLASH | 2K x 8 | 4K x 8 | 1.8V ~ 5.5V | A/D 8x10b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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ATMEGA645V-8AIIC MCU 8BIT 64KB FLASH 64TQFP |
1,368 | - |
|
Datasheet | 64-TQFP | AVR® ATmega | Tray | Obsolete | Not Verified | AVR | 8-Bit | 8MHz | SPI, UART/USART, USI | Brown-out Detect/Reset, POR, PWM, WDT | 53 | 64KB (32K x 16) | FLASH | 2K x 8 | 4K x 8 | 1.8V ~ 5.5V | A/D 8x10b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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ATMEGA645V-8MIIC MCU 8BIT 64KB FLASH 64QFN |
3,041 | - |
|
Datasheet | 64-VFQFN Exposed Pad | AVR® ATmega | Tray | Obsolete | Not Verified | AVR | 8-Bit | 8MHz | SPI, UART/USART, USI | Brown-out Detect/Reset, POR, PWM, WDT | 53 | 64KB (32K x 16) | FLASH | 2K x 8 | 4K x 8 | 1.8V ~ 5.5V | A/D 8x10b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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ATMEGA649-16AIIC MCU 8BIT 64KB FLASH 64TQFP |
2,101 | - |
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Datasheet | 64-TQFP | AVR® ATmega | Tray | Obsolete | Not Verified | AVR | 8-Bit | 16MHz | SPI, UART/USART, USI | Brown-out Detect/Reset, LCD, POR, PWM, WDT | 53 | 64KB (32K x 16) | FLASH | 2K x 8 | 4K x 8 | 2.7V ~ 5.5V | A/D 8x10b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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ATMEGA649-16MIIC MCU 8BIT 64KB FLASH 64QFN |
4,382 | - |
|
Datasheet | 64-VFQFN Exposed Pad | AVR® ATmega | Tray | Obsolete | Not Verified | AVR | 8-Bit | 16MHz | SPI, UART/USART, USI | Brown-out Detect/Reset, LCD, POR, PWM, WDT | 53 | 64KB (32K x 16) | FLASH | 2K x 8 | 4K x 8 | 2.7V ~ 5.5V | A/D 8x10b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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ATMEGA6490-16AIIC MCU 8BIT 64KB FLASH 100TQFP |
2,608 | - |
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Datasheet | 100-TQFP | AVR® ATmega | Tray | Obsolete | Not Verified | AVR | 8-Bit | 16MHz | SPI, UART/USART, USI | Brown-out Detect/Reset, LCD, POR, PWM, WDT | 68 | 64KB (32K x 16) | FLASH | 2K x 8 | 4K x 8 | 2.7V ~ 5.5V | A/D 8x10b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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ATMEGA6490V-8AIIC MCU 8BIT 64KB FLASH 100TQFP |
2,894 | - |
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Datasheet | 100-TQFP | AVR® ATmega | Tray | Obsolete | Not Verified | AVR | 8-Bit | 8MHz | SPI, UART/USART, USI | Brown-out Detect/Reset, LCD, POR, PWM, WDT | 68 | 64KB (32K x 16) | FLASH | 2K x 8 | 4K x 8 | 1.8V ~ 5.5V | A/D 8x10b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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ATMEGA649V-8AIIC MCU 8BIT 64KB FLASH 64TQFP |
1,646 | - |
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Datasheet | 64-TQFP | AVR® ATmega | Tray | Obsolete | Not Verified | AVR | 8-Bit | 8MHz | SPI, UART/USART, USI | Brown-out Detect/Reset, LCD, POR, PWM, WDT | 53 | 64KB (32K x 16) | FLASH | 2K x 8 | 4K x 8 | 1.8V ~ 5.5V | A/D 8x10b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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ATMEGA649V-8MIIC MCU 8BIT 64KB FLASH 64QFN |
2,549 | - |
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Datasheet | 64-VFQFN Exposed Pad | AVR® ATmega | Tray | Obsolete | Not Verified | AVR | 8-Bit | 8MHz | SPI, UART/USART, USI | Brown-out Detect/Reset, LCD, POR, PWM, WDT | 53 | 64KB (32K x 16) | FLASH | 2K x 8 | 4K x 8 | 1.8V ~ 5.5V | A/D 8x10b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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ATTINY2313V-10PIIC MCU 8BIT 2KB FLASH 20DIP |
2,806 | - |
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Datasheet | 20-DIP (0.300", 7.62mm) | AVR® ATtiny | Tube | Obsolete | Not Verified | AVR | 8-Bit | 10MHz | SPI, UART/USART | Brown-out Detect/Reset, POR, PWM, WDT | 18 | 2KB (1K x 16) | FLASH | 128 x 8 | 128 x 8 | 1.8V ~ 5.5V | - | Internal | -40°C ~ 85°C (TA) | - | - | Through Hole | |
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ATTINY2313V-10SIIC MCU 8BIT 2KB FLASH 20SOIC |
1,386 | - |
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Datasheet | 20-SOIC (0.295", 7.50mm Width) | AVR® ATtiny | Tube | Obsolete | Not Verified | AVR | 8-Bit | 10MHz | SPI, UART/USART | Brown-out Detect/Reset, POR, PWM, WDT | 18 | 2KB (1K x 16) | FLASH | 128 x 8 | 128 x 8 | 1.8V ~ 5.5V | - | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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DF36077GFZVIC MCU 16BIT 56KB FLASH 64LFQFP |
1,514 | - |
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Datasheet | 64-LQFP | H8® H8/300H Tiny | Tray | Obsolete | Not Verified | H8/300H | 16-Bit | 20MHz | I2C, SCI | LVD, POR, PWM, WDT | 47 | 56KB (56K x 8) | FLASH | - | 4K x 8 | 4.5V ~ 5.5V | A/D 8x10b | Internal | -20°C ~ 75°C (TA) | - | - | Surface Mount | |
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AT32AP7000-CTUTIC MCU 32BIT ROMLESS 256CTBGA |
2,409 | - |
|
Datasheet | 256-LBGA | AVR®32 AP7 | Tray | Obsolete | Not Verified | AVR | 32-Bit Single-Core | 150MHz | EBI/EMI, Ethernet, I2C, Memory Card, PS/2, SPI, SSC, UART/USART, USB | AC'97, DMA, I2S, LCD, POR, PWM, WDT | 160 | - | ROMless | - | 32K x 8 | 1.65V ~ 1.95V | D/A 2x16b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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DS5000-32-16+IC MCU 8BIT 32KB NVSRAM 40EDIP |
2,505 | - |
|
Datasheet | 40-DIP Module (0.610", 15.495mm) | DS500x | Tube | Obsolete | Not Verified | 8051 | 8-Bit | 16MHz | SIO, UART/USART | Power-Fail Reset, WDT | 32 | 32KB (32K x 8) | NVSRAM | - | - | 4.75V ~ 5.25V | - | External | 0°C ~ 70°C (TA) | - | - | Through Hole | |
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DS5000T-32-16+IC MCU 8BIT 32KB NVSRAM 40EDIP |
4,300 | - |
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Datasheet | 40-DIP Module (0.610", 15.495mm) | DS500x | Tube | Obsolete | Not Verified | 8051 | 8-Bit | 16MHz | SIO, UART/USART | Power-Fail Reset, WDT | 32 | 32KB (32K x 8) | NVSRAM | - | - | 4.75V ~ 5.25V | - | External | 0°C ~ 70°C (TA) | - | - | Through Hole | |
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MC9S12UF32PBEIC MCU 16BIT 32KB FLASH 64LQFP |
4,985 | - |
|
Datasheet | 64-LQFP | HCS12 | Tray | Obsolete | Not Verified | HCS12 | 16-Bit | 30MHz | ATA, Compact Flash, EBI/EMI, Memory Card, SCI, SD, Smart Media, USB | POR, WDT | 41 | 32KB (32K x 8) | FLASH | - | 3.5K x 8 | 2.25V ~ 5.5V | - | Internal | 0°C ~ 70°C (TA) | - | - | Surface Mount | |
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D12321VF25VIC MCU 16BIT ROMLESS 128QFP |
3,025 | - |
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Datasheet | 128-BFQFP | H8® H8S/2300 | Tray | Obsolete | Not Verified | H8S/2000 | 16-Bit | 25MHz | SCI, SmartCard | POR, PWM, WDT | 86 | - | ROMless | - | 4K x 8 | 2.7V ~ 3.6V | A/D 8x10b; D/A 2x8b | Internal | -20°C ~ 75°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.
