LTC1060CN Linear Technology, LTC1060CN Datasheet - Page 14

• Manufacturer Part Number: LTC1060CN
• Description: IC FILTER BUILDING BLOCK 20-DIP
• Manufacturer: Linear Technology

Specifications of LTC1060CN

• Filter Type: Universal Switched Capacitor
• Frequency - Cutoff Or Center: 30kHz
• Number Of Filters: 2
• Max-order: 4th
• Voltage - Supply: ±2.37 V ~ 5 V
• Mounting Type: Through Hole
• Package / Case: 20-DIP (0.300", 7.62mm)
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

W
LTC1060
14
ODES OF OPERATIO
Figure 13. Mode 4: 2nd Order Filter Providing Allpass,
Bandpass, Lowpass
Figure 15. Mode 5: 2nd Order Filter Providing Numerator
Complex Zeros, Bandpass, Lowpass
V
IN
V
IN
R1 = R2
Q
S
2
V
A/B
6
=
+
f
0
S
R3
R1
R1
V
=
A/B
6
f
0
+
100(50)
(17)
15
=
f
H
4
CLK
OBP
100(50)
(17)
15
f
1 –
CLK
4
=
–
+
R1
R4
R3
R2
; Q =
R3
R2
–
1 +
+
; H
1 +
OZ
R2
R4
R4
R3
R2
R3
R2
= (f
R2
R1
; f
; H
z
=
OAP
; H
100(50)
0) =
3
f
= –
CLK
OLP
AP2
(18)
+
(R4/R2) + 1
1/2 LTC1060
(R4/R1) –1
3
=
R2
R1
CZ
(18)
1 + (R2/R1)
1 + (R2/R4)
+
1/2 LTC1060
; H
5
1 –
–
–
OLP
S1A
(16)
5
R1
R4
= –2 H
–
–
; H
S1A
(16)
; Q =
OZ
OBP
U
f
R3
R2
2
TLC1060 • MOO10
= – 2
BP
(19)
f
2
CLK
2
TLC1060 • MOO12
1 +
BP
(19)
R3
R2
R2
R4
=
1
R2
R1
LP
(20)
1
;
LP
(20)
Figure 14. Mode 4a: 2nd Order Filter Providing Highpass,
Bandpass, Lowpass, Allpass
Figure 16. Mode 6a: 1st Order Filter Providing Highpass,
Lowpass
V
IN
S
f
0
V
R1
A/B
6
V
=
–
IN
100(50)
f
CLK
(17)
15
R1
S
4
V
A/B
6
–
–
+
(17)
15
R2
R4
4
R4
R3
R2
; Q =
f
–
+
C
=
R3
R2
R3
R2
100(50) R3
f
CLK
R2
R4
3
R2
HP
(18)
; H
1/2 LTC1060
0AP
+
; H
3
0LP
5
=
N
(18)
–
–
1/2 LTC1060
R5
2R
S1A
(16)
= –R3/R1 ; H
+ –
; H
5
0HP
–
S1A
(16)
= –
2
2R
R2
R1
0HP
BP
(19)
R
; H
= –R2/R1
2
0BP
TLC1060 • MOO13
1
BP
(19)
= –
LP
(20)
R3
R1
1
; H
–
+
EXTERNAL
OP AMP
0LP
LP
(20)
R5
= –
R4
R1
TLC1060 • MOO11
1060fb