Memory Game: MeGaM is based upon the early 80s "simple-Simon" game. The opponent (microcontroller) slowly builds up a random LED sequence, which the player has to repeat step-by-step by pressing the corresponding push buttons.

Noise Enhancer Adds Short Noise Pulses: 11/11/96  EDN-Design Ideas 

Noise Generator:

Pink Noise Generator #1:

Pink Noise Generator #3:

Power Supply Cuts Switching Noise In DDR Memory Systems : 11/11/02 Electronic Design - Ideas for Design  / This design idea describes a unique, low-cost power-supply circuit for a double-data-rate (DDR) memory system. Conventional designs for DDR memories consist of a dual buck converter and a voltage reference. In contrast, this design replaces one buck...  

Pseudonoise Generator Doubles its Speed: 12/22/94 EDN-Design Ideas 

Random Bit Sequence Generator:

Scalable White Noise Generator #1:

Scalable White Noise Generator #2:

Single IC Forms Pseudorandomnoise Source: 03/21/02 EDN-Design Ideas  / PDF contains multiple circuits - scroll to find this circuit

Tiny White Noise Generator:

White and Pink (1/F) Noise Source:

Wideband AGC Amplifier As a Differential Amplifier: National Semiconductor Application Notes,10-Apr-2000