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LM393 differential comparator manufactured by National Semiconductor. The following is a list of LM-series integrated circuits.Many were among the first analog integrated circuits commercially produced since late 1965; [1] some were groundbreaking innovations [opinion].
An equivalent circuit of an operational amplifier that models some resistive non-ideal parameters. An ideal op amp is usually considered to have the following characteristics: [5] [6] [7] Infinite open-loop gain G = v out / v in; Infinite input impedance R in, and so zero input current; Zero input offset voltage; Infinite output voltage range
The LM3900 was introduced in the mid 1970s, and was designed to be an easy to use single supply op amp with comparable input bias currents (~30nA) to other bi polar op-amps of the time period (LM741, LM324), while having rail to rail output and a much higher gain bandwidth product(2.5MHz).
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My dad was a closed-off man, but he expressed himself in little notes. Days after he died, I got a Valentine's Day card from him that made me rethink love.
Some manufacturers released some 4000-series equivalent CMOS circuits with a 74 prefix, for example, the 74HC4066 [2] was a replacement for the 4066 with slightly different electrical characteristics (different power-supply voltage ratings, higher frequency capabilities, lower "on" resistances in analog switches, etc.).
Uthlaut said many soldiers come in with “some level of addiction to their phones” and “don't know how to interact with one another because they're so used to being in digital-type forums.”
For transistors, the current-gain–bandwidth product is known as the f T or transition frequency. [4] [5] It is calculated from the low-frequency (a few kilohertz) current gain under specified test conditions, and the cutoff frequency at which the current gain drops by 3 decibels (70% amplitude); the product of these two values can be thought of as the frequency at which the current gain ...