Define as in Problem 6.36, but this time derive the dc gain terms of and and show that it is maximized by taking large. Repeat Problem 6.40, but this time assume the input differential pair devices...

Define as in Problem 6.36, but this time derive the dc gain terms of and and show that it is maximized by taking large.

Repeat Problem 6.40, but this time assume the input differential pair devices are biased in subthreshold so that gm1 qID ⁄≈ nkT .