The wheels were in motion even before AT&T announced the formal date for the sunset of 2G cellular service (December 31, 2016). It was a move that was expected and anticipated by Telguard, a division ...
The LM3253 is a DC-DC converter optimized for powering multi-mode 2G/3G/4G RF power amplifiers (PAs) from a single Lithium-Ion cell. The LM3253 steps down an input voltage from 2.7V to 5.5V to a ...
It's hard to believe nowadays, but in a simpler time, cellphones really were called "cell phones," not dumbphones, smartphones, feature phones, or superphones. They bulged in your pocket -- if they ...
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