Datasheet for the Atmel AT89C55, an 8051-family microcontroller with 20 KB of reprogrammable flash and 256 bytes of RAM, supplied as a 421 KB PDF.

A 91 KB PDF datasheet covering the AT89C51, the Atmel 8051-compatible microcontroller with flash program memory that turns up in many older industrial and consumer…

Datasheet in PDF for the SED1560, a 286 KB document. The SED15xx series are Epson LCD controller and driver chips used in dot-matrix graphic display modules.

Datasheet for the Intersil ISL95836HRTZ, supplied as a 962 KB PDF. The ISL95836 is a multiphase voltage regulator controller used for CPU and GPU core power in…

Texas Instruments TPS59650 datasheet, a 1.79 MB PDF. The TPS596xx family covers multiphase core voltage controllers used in notebook CPU power designs.

Datasheet for the RN-42 Bluetooth module, document version 2.32r, originally from Roving Networks and later Microchip.

Datasheet for the Microchip ENC28J60, a stand-alone 10Base-T Ethernet controller with an SPI interface, as a 480 KB PDF.

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

PDF datasheet of 2.58 MB for the Microchip PIC16C5x series, the original baseline line of small 8-bit OTP or EPROM controllers found in older appliances, remotes and…

A general PIC reference document in PDF form, 869 KB in size. The name gives only a generic book title and no specific device, author or edition, so its exact contents…

Microchip PIC16HV540 datasheet in PDF, 1.48 MB. The HV designation refers to a high-voltage variant of the baseline PIC family designed to run from a wider supply range…

Datasheet for the tiny22, a name pointing to the Atmel AVR ATtiny22 microcontroller, provided as a 933-935 KB class PDF of 935 KB.

Full family datasheet, 1.66 MB PDF, for the tiny25, tiny45 and tiny85, consistent with the Atmel AVR ATtiny25/45/85 8-pin microcontrollers.

Full datasheet covering the ATmega325, ATmega3250, ATmega645 and ATmega6450 AVR microcontrollers, a 2.69 MB PDF.

Combined datasheet for the Atmel ATmega48, ATmega88 and ATmega168 AVR microcontrollers, which share one pin-compatible family and differ mainly in flash, EEPROM and SRAM…

Full Atmel datasheet for the AT89S8253, an 8051-compatible microcontroller with 12 KB of in-system programmable flash and 2 KB of onboard EEPROM.

Datasheet for the Atmel AT89S8252, an 8051-family microcontroller with 8 KB of downloadable flash, 2 KB of EEPROM and an SPI interface used for in-system programming.

Atmel datasheet for the AT89S53, an 8051-compatible microcontroller with 12 KB of in-system programmable flash and SPI serial programming.

Atmel datasheet for the AT89C55WD, an 8051-compatible microcontroller with 20 KB of flash, 256 bytes of RAM, three timers and a watchdog timer, as reflected by the WD…

PDF datasheet of 274 KB for the AD7828 from Analog Devices, an 8-bit analogue-to-digital converter with an eight-channel input multiplexer and microprocessor interface.

Graphic LCD module datasheet for the PG12864-H, supplied as a 105 KB PDF. The H variant belongs to the 128 by 64 dot PG12864 range, and the document should give the…

Datasheet PDF for the SED1330, around 388 KB, an Epson LCD controller from the same family as the SED1335.

Datasheet for the Microchip dsPIC30F family of digital signal controllers, supplied as a 5.10 MB PDF.

Short summary version of the tiny28 datasheet, indicated by the s suffix and the small 139 KB size, matching the Atmel AVR ATtiny28 microcontroller.

Short-form datasheet, 189 KB PDF, for the tiny25, tiny45 and tiny85, matching the Atmel AVR ATtiny25/45/85 family of 8-pin microcontrollers that differ mainly in flash…

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

Complete datasheet for the Atmel ATmega128, a 64-pin 8-bit AVR microcontroller with 128 KB of flash, EEPROM, SRAM, two USARTs and JTAG.

Reference document of 1.20 MB in PDF form whose name, SDC, most likely refers to the SD memory card, although the file name gives no maker or version.

Datasheet labelled AT89C8252, an Atmel 8051-family microcontroller document of 316 KB; the same size as the AT89S8252 sheet suggests related or identical content, so…

Atmel datasheet for the AT89C4051, a compact 20-pin 8051-compatible microcontroller with 4 KB of flash and an onboard analog comparator.

A 537 KB PDF datasheet for the AD7542 from Analog Devices, a 12-bit multiplying DAC designed to load data from a 4-bit microprocessor bus in nibble form.

PDF technical data for the PG9832LRU-ANN-B graphic LCD, 209 KB. The 9832 part of the code likely reflects a 98 by 32 dot resolution, and the LRU-ANN-B suffix selects one…

Datasheet for the Texas Instruments TPS51219, a single-phase synchronous buck controller often used for memory or system rails on laptop motherboards, provided as a 1.23…

Datasheet for the Microchip PIC16LC74B, a compact 615 KB PDF. The LC prefix indicates the low-voltage version of the PIC16C74B, with an extended supply range suited to…

Full datasheet for the Atmel ATmega169 8-bit AVR microcontroller, with the name indicating coverage of silicon revisions A through E.

Datasheet for the LM7805, a fixed 5 V positive three-terminal linear regulator from the widely used 78xx family, provided as a 161 KB PDF.

PDF datasheet of 634 KB carrying only the reference doc6258, which does not reveal the device it covers.

Preliminary datasheet for the Atmel AT91SAM7S series of ARM7TDMI-based flash microcontrollers, a 10.5 MB PDF.

Datasheet for the Atmel AT89S52, one of the most popular 8051-compatible microcontrollers, with 8 KB of ISP flash, 256 bytes of RAM and three 16-bit timers.