![](http://datasheet.mmic.net.cn/Linear-Technology/LTC1060ACN_datasheet_97947/LTC1060ACN_11.png)
11
LTC1060
1060fb
Table 4. Modes of Operation: 2nd Order Functions
MODE
PIN 1 (20)
PIN 2 (19)
PIN 3 (18)
f0
fn
1LP
BP
Notch
fCLK
100(50)
1a
LP
BP
fCLK
100(50)
1b
LP
BP
Notch
1c
LP
BP
Notch
2LP
BP
Notch
fCLK
100(50)
2a
LP
BP
Notch
2b
LP
BP
Notch
3LP
BP
HP
3a
LP
BP
Notch
4LP
BP
AP
fCLK
100(50)
4a
LP
BP
AP
5LP
BP
CZ
Figure 4. Mode 1: 2nd Order Filter Providing Notch,
Bandpass, Lowpass
Figure 5. Mode 1a: 2nd Order Filter Providing
Bandpass, Lowpass
1/2 LTC1060
SA/B
VIN
f0 =; fn = f0 ; HOLP =; HON1 = –
; Q =
; HOBP = –
fCLK
100(50)
TLC1060 MOO01
1
–
+
–
+
R1
R3
R2
N
(18)
LP
(20)
BP
(19)
S1A
(16)
V +
(17)
R2
R1
R3
R1
R3
R2
R1
15
4
3
5
2
Σ
6
∫∫
1/2 LTC1060
SA/B
VIN
f0 =; Q =; HOBP1 = –
; HOBP2 = 1(NON-INVERTING) HOLP = – 1
fCLK
100(50)
TLC1060 MOO02
1
–
+
–
+
R3
R2
BP2
(18)
LP
(20)
BP1
(19)
S1A
(16)
V +
(17)
R3
R2
R3
R2
15
4
3
5
2
Σ
6
∫
fCLK
100(50)
R6
R5 + R6
fCLK
100(50)
R6
R5 + R6
1 +
fCLK
100(50)
R6
R5 + R6
1 +
fCLK
100(50)
R6
R5 + R6
1 +
fCLK
100(50)
R2
R4
1 +
fCLK
100(50)
R6
R5 + R6
1 +
+
fCLK
100(50)
R2
R4
R6
R5 + R6
+
fCLK
100(50)
R2
R4
R6
R5 + R6
fCLK
100(50)
R6
R5 + R6
fCLK
100(50)
R2
R4
fCLK
100(50)
R2
R4
fCLK
100(50)
Rh
RI
fCLK
100(50)
R2
R4
1 +
fCLK
100(50)
R2
R4
1 –
fCLK
100(50)
R1
R4
ODES OF OPERATIO
UW