x9409wv24iz-2.7t2 Intersil Corporation, x9409wv24iz-2.7t2 Datasheet - Page 16

• Manufacturer Part Number: x9409wv24iz-2.7t2
• Description: Quad Digitally Controlled Potentiometers Xdcp?
• Manufacturer: Intersil Corporation

Application Circuits (continued)
V
S
V
S
R
INVERTING AMPLIFIER
R
R
1
V
-1/2 ≤ G ≤ +1/2
1
3
V
G = - R
O
O
ATTENUATOR
= G V
= G V
R
R
4
2
2
16
S
/R
S
1
All R
–
+
–
+
–
+
S
R
= 10kΩ
2
}
}
R
R
A
B
V
O
V
frequency ∝ R
amplitude ∝ R
O
FUNCTION GENERATOR
R
2
X9409
A
1
, R
, R
2
B
, C
R
1
V
Z
V
S
IN
S
Z
IN
= R
C
EQUIVALENT L-R CIRCUIT
(R
1
C
2
R
–
+
1
+ s R
+ R
G
fc = 1/(2πRC)
FILTER
O
C
3
= 1 + R
2
) >> R
R
R
(R
1
3
1
+ R
R
2
2
1
/R
+
–
R
3
) C
1
2
1
+
–
= R
R
2
2
+ s Leq
V
O
October 12, 2006
FN8192.4