EDN

Bidirectional Logic Level Converter Circuit

Often, it becomes necessary to interface an existing or new 5V AVR / PIC / MCU project to new devices that use 3.3V logic, like memory cards, sim cards, etc. Described here is a circuit that converts ...
Hackaday

SparkFun’s Logic Level Converter

SparkFun has always been good about designing and stocking useful breakout boards. This recently added Logic Level Converter is no exception. It’s uses two BSS138 MOSFETs to shift 5V logic levels to 3 ...
Electronic Design

Dual Output Sine Wave to Logic Converter

The LTC6957, a DC to 300MHz dual output buffer/driver/logic translator from Linear Technology Corporation, is suited for converting sine waves into low phase noise logic level signals. Prior solutions ...
EDN

Sine-wave-to-logic converter slashes jitter

The LTC6957 dual-output buffer/driver/logic translator from Linear Technology converts any DC to 300-MHz reference frequency into dual LVPECL, LVDS, or CMOS outputs with low additive jitter of 45 fs ...