21
Inverting Amplifier
-
+
__
_
-
i
out(sc)
v
d
R
in
R
F
-
+
__
_
-
v
in
R
1
+
-
i
= 0
i
in
i
f
R
out
i
1
__
_
-
A
vol
v
d
internal
•
Low output
impedance