LTC1060 View Datasheet(PDF) - Linear Technology
Part Name
Description
MFG CO.
LTC1060 Datasheet PDF : 20 Pages
| |||
LTC1060
ODES OF OPERATIO
R3
R2
R1
VIN
4–
(17)
+
R6
R5
3N
5
S1A
(16)
+–
Σ∫
–
2
BP
(19)
1
LP
(20)
∫
R3
R2
R1
VIN
4–
(17)
+
R6
R5
3
N
(18)
5
S1A
(16)
+–
Σ– ∫
2
BP
(19)
1
LP
(20)
∫
SA/B
6 15
1/2 LTC1060
TLC1060 • MOO03
V–
f0
=
fCLK
100(50)
R6 ;
R5 + R6
fn =
f0 ; Q =
R3
R2
R6
R5 + R6
( H0N1(f 0) = H0N2 f
)fCLK
2
=
–
R2
R1
;
H0LP
= –R2/R1 ;
R6/(R5 + R6)
H0BP
=–
R3
R1
;
R5
<
5kΩ
Figure 6. Mode 1b: 2nd Order Filter Providing Notch,
Bandpass, Lowpass
SA/B
6 15
1/2 LTC1060
TLC1060 • MOO04
V+
f0
= fCLK
100(50)
1
+
R6 ;
R5 + R6
fn
=
f0
;
Q
=
R3
R2
1 + R6 ;
R5 + R6
( H0N1(f 0) = H0N2 f
)fCLK
2
=
–
R2;
R1
H0BP =
–
R3;
R1
H0LP
=
1+
–R2/R1 ;
R6/(R5 + R6)
R5
<
5kΩ
Figure 7. Mode 1c: 2nd Order Filter Providing Notch,
Bandpass, Lowpass
R4
R3
R2
R1
VIN
4–
(17)
+
3
N
(18)
5
S1A
(16)
2
BP
(19)
1
LP
(20)
+–
Σ∫
∫
–
SA/B
6 15
1/2 LTC1060
TLC1060 • MOO05
V+
f0
=
fCLK
100(50)
1
+
R2 ;
R4
fn
=
fCLK
100(50)
;
Q
=
R3
R2
1 + R2
R4
; H0LP =
–R2/R1
1 + (R2 + R4)
( H0BP = – R3/R1 ; H0N1(f
0)
=
1
–R2/R1 ;
+ (R2 + R4)
H0N2
=
f
)fCLK = – R2/R1
2
Figure 8. Mode 2: 2nd Order Filter Providing Notch,
Bandpass, Lowpass
R4
R3
R2
R1
VIN
4–
(17)
+
R6
R5
3
N
(18)
5
S1A
(16)
+–
Σ∫
–
2
BP
(19)
1
LP
(20)
∫
SA/B
6 15
1/2 LTC1060
TLC1060 • MOO06
V+
f0
=
fCLK
100(50)
1 + R2
R4
+
R6
R5 + R6
;
fn
=
fCLK
100(50)
1 + R6 ; Q = R3
R5 + R6 R2
1 + R2 + R6
R4 R5 + R6
( ) H0N1(f
0) = – R2
R1
1 + R6/(R5 + R6)
1 + (R2/R4) + [R6/(R5 + R6)]
; H0N2f
fCLK = – R2/R1
2
H0BP = – R3/R1 ; H0LP =
–R2/R1
1 + (R2/R4) + [R6/(R5 + R6)]
Figure 9. Mode 2a: 2nd Order Filter Providing Notch,
Bandpass, Lowpass
1060fb
12
Share Link: 