Manual for PIC Basic Pro, the PBP compiler that lets you write firmware for Microchip PIC microcontrollers in a BASIC dialect, filed as a 383 KB PDF.

Short 73.6 KB PDF datasheet for the PG24064-G graphic display module, a 240 x 64 dot panel in the Powertip PG line.

A very short 5.75 KB PDF datasheet for the SN74125N, a quad bus buffer with three-state outputs and individual active-low enables, in plastic DIP.

Datasheet for the MQ-3 gas sensor, a tin dioxide semiconductor sensor sensitive to alcohol vapour, widely used in breathalyser kits and hobby modules.

Short component datasheet of only 77 KB in PDF format, carrying the literature code SDNS005 with revision B.

Short 279 KB PDF datasheet for the Microchip PIC16C5xx family of baseline microcontrollers.

Alpha and Omega Semiconductor datasheet for the AON6912A, a 546 KB PDF. It provides the internal configuration and pin assignment, electrical ratings, switching…

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…

Condensed PDF datasheet, 10.8 KB, for the SN74LS540N, the DIP package of the 74LS540 octal buffer and line driver with inverting 3-state outputs in the low-power…

Datasheet in PDF form for the SN7420N, a standard TTL dual 4-input positive NAND gate; the N suffix denotes the plastic DIP package.

PDF datasheet for the SN7400N, the quad 2-input positive NAND gate that started the 7400 TTL series, in a plastic DIP package.

Datasheet for the Atmel AT89C1051U, a 20-pin 8051-compatible microcontroller with 1 KB of flash; the U version adds a UART and second timer compared with the basic…

Base datasheet for the PG8080 family, revision A, a 58.8 KB PDF. The model number most likely describes an 80 by 80 dot monochrome graphic LCD module.

Brief 30.7 KB PDF datasheet labelled with the part number SM8506 and no other details, so the maker and device function must be read from the document.

Compact 53.6 KB PDF datasheet for the PG24064-D graphic display module, an early revision of the Powertip 240 x 64 dot panel.

A short PDF specification, 67 KB, for the PG12856 graphic LCD module family, revision or variant A according to the name.

Short 95.2 KB PDF datasheet for the PG9832 family, revision letter A, without a specific variant suffix in the name.

Brief PDF datasheet of 18.3 KB for the SN74LS541N, the plastic DIP form of the 74LS541 octal buffer and line driver with non-inverting 3-state outputs in the low-power…