Full datasheet, 1.77 MB PDF, for the mega8515, matching the Atmel AVR ATmega8515 microcontroller, which supports an external memory interface.

Microchip datasheet for the PIC12F629 and PIC12F675, 8-pin flash microcontrollers, in a 4.81 MB PDF.

PDF datasheet of 121 KB identified only by the literature code SDZS006; the file name does not say which chip it is for.

Summary datasheet for the ATmega325, ATmega3250, ATmega645 and ATmega6450 AVR microcontrollers, a 231 KB PDF.

Datasheet for the early ATmega103 AVR microcontroller, a 1.99 MB PDF. It documents the 64-pin pinout, memory, peripherals, programming modes and electrical…

Microchip datasheet for the PIC16F8x devices, the classic 18-pin flash and EEPROM microcontrollers of the PIC16F83 and PIC16F84 type, in a 1.97 MB PDF.

Datasheet for the older ATmega161 AVR microcontroller, a 1.65 MB PDF document. It details pin functions, the memory map, peripherals such as timers and UARTs…

Datasheet for the STMicroelectronics STM32F205RET6, an ARM Cortex-M3 microcontroller from the STM32F2 series, in a 2.22 MB PDF.

Family manual for the Atmel AVR XMEGA D series, a 5.25 MB PDF describing the core, memories, clock system, power management, ports, timers, communication peripherals…

Datasheet in PDF form for the Atmel ATmega323, an older 8-bit AVR microcontroller with in-system programmable flash, EEPROM, SRAM and JTAG interface.

Family datasheet for the Microchip PIC16F87x microcontrollers, a 3.74 MB PDF covering the flash parts in this group such as the 28- and 40-pin variants, indicated by the…

Datasheet stored as a 732 KB PDF, named SDLS186 with no further detail about the part. The SDLS code matches the literature numbering Texas Instruments gives its…

Datasheet for the SM3503, a 41.4 KB PDF document. The file name holds only the part number, without brand, package code or revision details.

Microchip datasheet in PDF format, 2.87 MB, for the PIC16F872 flash microcontroller, a 28-pin member of the PIC16F87x line.

PDF datasheet for the Microchip PIC16F628 flash microcontroller, 1.68 MB in size. It describes the pin functions, internal oscillator, comparators, USART, timers…

Datasheet PDF of 590 KB covering the tiny4, tiny5, tiny9 and tiny10, matching the Atmel AVR ATtiny4/5/9/10 family of very small 6-pin microcontrollers.

Datasheet in PDF form, 584 KB, with a numeric name that gives no part number or manufacturer.

PDF of around 835 KB carrying only a document code in its name, so the exact device is not stated.

Component datasheet in PDF form, 346 KB, identified only by the document number 6224 in its name.