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Mindspeed Analog Design Interview Question

"cascode amplifier with ideal current source connected at the source and resistor connected at the drain what is the gain ?"
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Answer

Part of a Analog Design Interview Review - one of 10 Mindspeed Interview Reviews

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gm - gm of the input transistor

Gain = gm/ (g0 + GL)

g0 - output conductance of the input transistor
GL - Drain resistance

- Skywalker on Oct 5, 2010

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