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.

A 199 KB PDF covering the AD7528, a dual 8-bit multiplying digital-to-analogue converter from Analog Devices with a shared data bus and a select line for each DAC.

Realtek ALC272 datasheet in PDF form, 1.28 MB. The ALC272 is a High Definition Audio codec found on many laptops, providing headphone, speaker and microphone interfaces.

Combined datasheet for the Microchip PIC16C63A, PIC16C65B, PIC16C73B and PIC16C74B microcontrollers, provided as a 2.18 MB PDF.

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.