Datasheet for the SN74HC595, the 8-bit serial-in, parallel-out shift register with output latches from the 74HC logic family.

Datasheet for the MAX6675, the Maxim cold-junction-compensated K-type thermocouple-to-digital converter with a read-only SPI-compatible serial output.

Application note on the AT24XX series of serial EEPROMs, delivered as a 75.7 KB PDF. These small I2C memories hold settings, calibration data and serial numbers on TVs…

Combined datasheet for the Microchip PIC16F7x series of flash microcontrollers, provided as a 3.95 MB PDF.

Texas Instruments datasheet for the CD4094 eight-stage shift-and-store bus register, supplied as a 285 KB PDF.

Datasheet for the HIN232, an Intersil RS-232 transceiver with two drivers and two receivers powered from 5 V using an internal charge pump and external capacitors.

Datasheet for the legacy ATmega163 AVR microcontroller, a 2.15 MB PDF file. It documents the pin layout, memory organisation, timers, ADC, serial interfaces, programming…

Datasheet for the Sitronix ST7565S, a controller and driver for small monochrome graphic dot-matrix LCDs, in a 715 KB PDF.

A 2.83 MB complete datasheet for the mega64, corresponding to the Atmel AVR ATmega64 microcontroller in a 64-pin package. No revision is stated in the name.

Datasheet for the Texas Instruments TMS75176A, a differential bus transceiver for RS-485 and RS-422 style balanced data lines.

PDF datasheet for the SN75C1167NS, a Texas Instruments CMOS dual differential driver and receiver for balanced line interfaces, supplied in the NS small-outline…

Datasheet for the SN75ALS192N, a Texas Instruments quad differential line driver from the advanced low-power Schottky family, in a plastic DIP package as the N suffix…

Combined Microchip datasheet for the PIC16C62B and PIC16C72A microcontrollers, provided as a 2.07 MB PDF.

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

Full datasheet for the ATmega169 AVR microcontroller, distributed as a 2.97 MB PDF. This part includes an integrated LCD controller, and the document covers its segment…

Datasheet for the PCF8591, an 8-bit data acquisition device from Philips/NXP combining four analog inputs, one analog output and an I2C serial interface on a single…

Datasheet for the ST7565S, a dot-matrix LCD controller and driver IC widely used in small monochrome graphic display modules, supplied as a 715 KB PDF.

Datasheet covering the 74HC164 and 74HCT164, an 8-bit serial-in, parallel-out shift register without output latches.

Datasheet for the TMS75176B, a Texas Instruments differential bus transceiver for RS-485 and RS-422 links, a variant of the widely used 75176 family.

Datasheet in PDF format for the AY0438, a 32-segment CMOS LCD driver with a serial data input, revision a of the document going by the file name.

Datasheet for the SN75C1168NS, a Texas Instruments CMOS dual differential line driver and receiver intended for balanced serial interfaces; the NS suffix refers to a…

Datasheet for the MAX233, a Maxim RS-232 line driver and receiver that needs no external charge-pump capacitors, running from a single 5 V supply.

AT command reference for the SIM900 GSM/GPRS module, provided as a 1.53 MB PDF. The manual lists the commands used to control calls, SMS, network registration, GPRS data…

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.

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

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

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.

Datasheet for the 74HC595 and 74HCT595 8-bit serial-in, parallel-out shift register with output latches.

Datasheet for the 74HC595 and 74HCT595 shift register with storage register and three-state outputs, a 367 KB edition likely differing in publisher or revision from…

Datasheet for the Microchip PIC16C72, an 8-bit OTP or EPROM microcontroller with an analog-to-digital converter, supplied as a 1.13 MB PDF.

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

Datasheet for the Microchip PIC16C77x family in a 2.61 MB PDF, with x marking the different members of the group.

Datasheet for the Prolific PL-2303HX USB-to-serial UART bridge controller, a chip found in many USB-RS232 and USB-TTL adapters and some embedded devices.

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.

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…

Application note for C51 parts, the common shorthand for 8051-family microcontrollers, provided as a 492 KB PDF.

Datasheet for the SN74164N, an 8-bit serial-in, parallel-out shift register in the 74-series TTL logic family, with the N suffix denoting the plastic DIP package.