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| ATMEGA16U4 | 8-bit Microcontroller with 16/32K Bytes of ISP Flash and USB Controller | ATMEL[ATMEL Corporation] | ![ATMEL[ATMEL Corporation]LOGO-ICW(wng)](https://cache.ttic.cc/PdfSupLogo/20ATMEL.GIF) | 733.45 Kbytes | ��26� |  | |
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| ATMEGA16U4 | USB DFU Bootloader | ATMEL[ATMEL Corporation] | ![ATMEL[ATMEL Corporation]LOGO-ICW(wng)](https://cache.ttic.cc/PdfSupLogo/20ATMEL.GIF) | 194.73 Kbytes | ��28� |  | ST7263BDX,NET2272,USB2524,USBULC6-2F3,AT89C5132_04,AP1212,WT65F1,STR91XFA |
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| ATMEGA16U4 | 8-bit Microcontroller with 16/32K Bytes of ISP Flash and USB Controller | ATMEL[ATMEL Corporation] | ![ATMEL[ATMEL Corporation]LOGO-ICW(wng)](https://cache.ttic.cc/PdfSupLogo/20ATMEL.GIF) | 598.95 Kbytes | ��23� |  | AT90USB646_0607,AT90CAN32_07,AT89S8253_07,AT90CAN32_06,AT89LV55_06,AT89S51_05,AT89LS51_06,ATMEGA165P_0611 |
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| ATMEGA16U4 | High Performance, Low Power AVR 8-Bit Microcontroller Advanced RISC Architecture | ATMEL[ATMEL Corporation] | ![ATMEL[ATMEL Corporation]LOGO-ICW(wng)](https://cache.ttic.cc/PdfSupLogo/20ATMEL.GIF) | 694.57 Kbytes | ��26� |  | |
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| ATMEGA16U4 | 8-bit Microcontroller with 16/32K Bytes of ISP Flash and USB Controller | ATMEL[ATMEL Corporation] | ![ATMEL[ATMEL Corporation]LOGO-ICW(wng)](https://cache.ttic.cc/PdfSupLogo/20ATMEL.GIF) | 633.74 Kbytes | ��21� |  | ATMEGA16U4,AT90USB646_08,AT90USB646_0607,AT90CAN32_07,AT90CAN32_08,ATTINY167,AT89S8253_07,AT90CAN32_06 |
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| ATmega16U4 | 8-bit Microcontroller with 16/32K Bytes of ISP Flash and USB Controller | ATMEL[ATMEL Corporation] | ![ATMEL[ATMEL Corporation]LOGO-ICW(wng)](https://cache.ttic.cc/PdfSupLogo/20ATMEL.GIF) | 6672.18 Kbytes | ��408� |  | |
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| ATMEGA16U4_08 | 8-bit Microcontroller with 16/32K Bytes of ISP Flash and USB Controller | ATMEL[ATMEL Corporation] | ![ATMEL[ATMEL Corporation]LOGO-ICW(wng)](https://cache.ttic.cc/PdfSupLogo/20ATMEL.GIF) | 633.74 Kbytes | ��21� |  | ATMEGA16U4,AT90USB646_08,AT90USB646_0607,AT90CAN32_07,AT90CAN32_08,ATTINY167,AT89S8253_07,AT90CAN32_06 |
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| ATMEGA16U4_09 | 8-bit Microcontroller with 16/32K Bytes of ISP Flash and USB Controller | ATMEL[ATMEL Corporation] | ![ATMEL[ATMEL Corporation]LOGO-ICW(wng)](https://cache.ttic.cc/PdfSupLogo/20ATMEL.GIF) | 664.53 Kbytes | ��22� |  | |
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| ATMEGA16U4_1 | 8-bit Microcontroller with 16/32K Bytes of ISP Flash and USB Controller | ATMEL[ATMEL Corporation] | ![ATMEL[ATMEL Corporation]LOGO-ICW(wng)](https://cache.ttic.cc/PdfSupLogo/20ATMEL.GIF) | 6672.18 Kbytes | ��408� |  | |
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| ATMEGA16U4_10 | 8-bit Microcontroller with 16/32K Bytes of ISP Flash and USB Controller | ATMEL[ATMEL Corporation] | ![ATMEL[ATMEL Corporation]LOGO-ICW(wng)](https://cache.ttic.cc/PdfSupLogo/20ATMEL.GIF) | 733.45 Kbytes | ��26� |  | |
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| ATMEGA16U4_10 | High Performance, Low Power AVR 8-Bit Microcontroller Advanced RISC Architecture | ATMEL[ATMEL Corporation] | ![ATMEL[ATMEL Corporation]LOGO-ICW(wng)](https://cache.ttic.cc/PdfSupLogo/20ATMEL.GIF) | 694.57 Kbytes | ��26� |  | |
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| ATMEGA16U4_14 | 8-bit Microcontroller with 16/32 Bytes of ISP Flash and USB Controller | ATMEL[ATMEL Corporation] | ![ATMEL[ATMEL Corporation]LOGO-ICW(wng)](https://cache.ttic.cc/PdfSupLogo/20ATMEL.GIF) | 852.7 Kbytes | ��26� |  | |
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| ATMEGA16U4_14 | Read/Write Flash and EEPROM on-chip memories | ATMEL[ATMEL Corporation] | ![ATMEL[ATMEL Corporation]LOGO-ICW(wng)](https://cache.ttic.cc/PdfSupLogo/20ATMEL.GIF) | 195.61 Kbytes | ��28� |  | |
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| ATMEGA16U4-AU | 8-bit Microcontroller with 16/32K Bytes of ISP Flash and USB Controller | ATMEL[ATMEL Corporation] | ![ATMEL[ATMEL Corporation]LOGO-ICW(wng)](https://cache.ttic.cc/PdfSupLogo/20ATMEL.GIF) | 733.45 Kbytes | ��26� |  | |
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| ATmega16U4-AU | 8-bit Microcontroller with 16/32K Bytes of ISP Flash and USB Controller | ATMEL[ATMEL Corporation] | ![ATMEL[ATMEL Corporation]LOGO-ICW(wng)](https://cache.ttic.cc/PdfSupLogo/20ATMEL.GIF) | 6672.18 Kbytes | ��408� |  | |
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| ATMEGA16U4-AU | High Performance, Low Power AVR 8-Bit Microcontroller Advanced RISC Architecture | ATMEL[ATMEL Corporation] | ![ATMEL[ATMEL Corporation]LOGO-ICW(wng)](https://cache.ttic.cc/PdfSupLogo/20ATMEL.GIF) | 694.57 Kbytes | ��26� |  | |
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| ATMEGA16U4-AUR | 8λ������ -MCU USB 16K FLASH 16 MHz | Microchip Technology / Atmel |  | 5.19 Mbytes | ��438� |  | |
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| ATMEGA16U4-AUR | IC MCU 8BIT 16KB FLASH 44TQFP | Microchip Technology |  | 505.12 Kbytes | ��27� |  | |
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| ATmega16U4-MU | 8-bit Microcontroller with 16/32K Bytes of ISP Flash and USB Controller | ATMEL[ATMEL Corporation] | ![ATMEL[ATMEL Corporation]LOGO-ICW(wng)](https://cache.ttic.cc/PdfSupLogo/20ATMEL.GIF) | 6672.18 Kbytes | ��408� |  | |
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| ATMEGA16U4-MU | High Performance, Low Power AVR 8-Bit Microcontroller Advanced RISC Architecture | ATMEL[ATMEL Corporation] | ![ATMEL[ATMEL Corporation]LOGO-ICW(wng)](https://cache.ttic.cc/PdfSupLogo/20ATMEL.GIF) | 694.57 Kbytes | ��26� |  | |
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| ATMEGA16U4-MU | 8-bit Microcontroller with 16/32K Bytes of ISP Flash and USB Controller | ATMEL[ATMEL Corporation] | ![ATMEL[ATMEL Corporation]LOGO-ICW(wng)](https://cache.ttic.cc/PdfSupLogo/20ATMEL.GIF) | 733.45 Kbytes | ��26� |  | |
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| ATMEGA16U4-MU | 8λ������ -MCU AVR USB 16K FLASH | Microchip Technology / Atmel |  | 5.19 Mbytes | ��438� |  | |
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| ATMEGA16U4-MU | IC MCU 8BIT 16KB FLASH 44VQFN | Microchip Technology |  | 505.12 Kbytes | ��27� |  | |
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| ATMEGA16U4-MUR | 8λ������ -MCU USB 16K FLASH 16 MHz | Microchip Technology / Atmel |  | 5.19 Mbytes | ��438� |  | |
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| ATMEGA16U4-MUR | IC MCU 8BIT 16KB FLASH 44VQFN | Microchip Technology |  | 505.12 Kbytes | ��27� |  | |
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| ATMEGA16U4PRE | Optional Boot Code Section with Independent Lock Bits | ATMEL[ATMEL Corporation] | ![ATMEL[ATMEL Corporation]LOGO-ICW(wng)](https://cache.ttic.cc/PdfSupLogo/20ATMEL.GIF) | 9293.56 Kbytes | ��433� |  | |
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| ATMEGA16U4RC-AU | High Performance, Low Power AVR 8-Bit Microcontroller Advanced RISC Architecture | ATMEL[ATMEL Corporation] | ![ATMEL[ATMEL Corporation]LOGO-ICW(wng)](https://cache.ttic.cc/PdfSupLogo/20ATMEL.GIF) | 694.57 Kbytes | ��26� |  | |
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| ATMEGA16U4RC-AU | 8-bit Microcontroller with 16/32K Bytes of ISP Flash and USB Controller | ATMEL[ATMEL Corporation] | ![ATMEL[ATMEL Corporation]LOGO-ICW(wng)](https://cache.ttic.cc/PdfSupLogo/20ATMEL.GIF) | 733.45 Kbytes | ��26� |  | |
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| ATMEGA16U4RC-MU | High Performance, Low Power AVR 8-Bit Microcontroller Advanced RISC Architecture | ATMEL[ATMEL Corporation] | ![ATMEL[ATMEL Corporation]LOGO-ICW(wng)](https://cache.ttic.cc/PdfSupLogo/20ATMEL.GIF) | 694.57 Kbytes | ��26� |  | |
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| ATMEGA16U4RC-MU | 8-bit Microcontroller with 16/32K Bytes of ISP Flash and USB Controller | ATMEL[ATMEL Corporation] | ![ATMEL[ATMEL Corporation]LOGO-ICW(wng)](https://cache.ttic.cc/PdfSupLogo/20ATMEL.GIF) | 733.45 Kbytes | ��26� |  | |
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