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LTC1068IN#PBF
P1-P3
P4-P6
P7-P9
P10-P12
P13-P15
P16-P18
P19-P21
P22-P24
P25-P27
P28-P30
L
TC1068 Series
25
1068fc
TYPICAL APPLICATIONS
L
TC1068-50 8th Order Linear Phase Bandpass, f
CENTER
= f
CLK
/40,
Passband –3dB at (0.8)(f
CENTER
) and (1.2)(f
CENTER
) for Single Supply
Low Power Applications. Maximum f
CENTER
= 25kHz with a Single 5V
Supply
FilterCAD Custom Inputs for f
C
= 10kHz
2nd ORDER SECTION
f
0
(kHz)
Q
f
N
(kHz)
T
YPE
MODE
B
8.7384
4.0091
4.0678
HPN
2b
C
11.6756
4.6752
19.1786
LPN
2n
A
10.8117
4.2066
16.0127
LPN
2n
D
9.6415
3.6831
BP
2
Gain vs Frequency
INV B
INV C
28
1
HPB/NB
HPC/NC
27
2
SB
NC
NC
SC
24
5
R21 10k
R22 11.3k
BPB
BPC
26
3
R31 30.1k
R41 10.7k
R32 29.4k
R42 10k
LPA
LPD
20
9
BPA
BPD
19
10
R33 26.7k
R43 12.1k
R34 28k
R44 22.1k
HPA/NA
HPD/ND
18
11
INV A
INV D
17
16
15
12
13
14
R23 10k
R24 10k
LPB
LPC
25
4
R51
4.99k
R
H2
84.5k
R11 36.5k
V
IN
R
H1
18.2k
R
H3
47.5k
V
OUT
AGND
V
–
23
6
V
+
22
7
SA
SD
NC
NC
CLK
21
8
5V
400kHz
1068 TA21
LTC1068-50
0.1µF
1µF
R
L3
15.8K
R61
1.74k
R
L2
17.8k
FREQUENCY (kHz)
2
6
4
–80
GAIN (dB)
–70
–50
–40
–30
14
18
22
10
1068 TA22
–60
10
12
8
28
26
24
20
16
–20
–10
0
L
TC1068 Series
26
1068fc
TYPICAL APPLICATIONS
L
TC1068-25 8th Order Order Bandpass, f
CENTER
= f
CLK
/32,
Passband –3dB at (0.965)(f
CENTER
) and (1.35)(f
CENTER
).
Maximum f
CENTER
= 80kHz with ±5V Supplies
FilterCAD Custom Inputs for f
C
= 10kHz
2nd ORDER SECTION
f
0
(kHz)
Q
T
YPE
MODE
B
10.2398
15.6469
BP
1b
C
10.3699
21.1060
BP
1b
A
9.6241
18.6841
LP
1b
D
9.7744
15.6092
LP
1b
Gain vs Frequency
INV B
INV C
28
1
HPB/NB
HPC/NC
27
2
SB
NC
NC
SC
24
5
R21 4.99k
R22 4.99k
BPB
BPC
26
3
R31 97.6k
R32 130k
LPA
LPD
20
9
R63 6.49k
BPA
BPD
19
10
R33 124k
R34 102k
HPA/NA
HPD/ND
18
11
INV A
INV D
17
16
15
12
13
14
R23 4.99k
R24 4.99k
LPB
LPC
25
4
R51
4.99k
R11 121k
V
IN
R64 6.98k
R62 9.53k
R
H1
118k
V
OUT
AGND
V
–
23
6
V
+
22
7
SA
SD
NC
NC
CLK
21
8
5V
–5V
320kHz
1068 TA23
LTC1068-25
0.1µF
0.1µF
R53
4.99k
R54
4.99k
R52
4.99k
R
L3
78.7K
R61
8.87k
R
B2
47.5k
FREQUENCY (kHz)
7.5
GAIN (dB)
10
0
–10
–20
–30
–40
–50
–60
–70
11.5
1068 TA24
8.5
9.5
10.5
12.5
11
8
9
10
12
L
TC1068 Series
27
1068fc
Gain vs Frequency
TYPICAL APPLICATIONS
L
TC1068-200 8th Order Highpass, f
CENTER
= f
CLK
/200,
Attenuation –60dB at (0.6)(f
CENTER
).
Maximum f
CUTOFF
= 20kHz with ±5V Supplies
FilterCAD Custom Inputs for f
C
= 1kHz
2nd ORDER SECTION
f
0
(kHz)
Q
f
N
(kHz)
T
YPE
MODE
B
0.9407
1.5964
0.4212
HPN
3a
C
1.0723
0.5156
0.2869
HPN
3a
A
0.9088
3.4293
0.5815
HPN
2b
D
0.9880
0.7001
0.0000
HP
3
Gain vs Frequency
INV B
INV C
28
1
HPB/NB
HPB/NC
27
2
SB
NC
NC
SC
24
5
R21 10k
R22 21.5k
BPB
BPC
26
3
R31 16.5k
R41 11.3k
R32 10.2k
R42 18.7k
LPA
LPD
20
9
BPA
BPD
19
10
R33 36.5k
R43 20.5k
R53
4.99k
R63 2.55k
R34 14.3k
R44 21k
HPA/NA
HPD
18
11
INV A
INV D
17
16
15
12
13
14
R23 10k
R24 20.5k
LPB
LPC
25
4
R
H2
20.5k
R11 18.2k
V
IN
R
H1
11.8k
R
L1
66.5k
R
H3
10k
C23 [1/(2
π
• R23 • C23) = (160)(f
CUTOFF
)]
V
OUT
AGND
V
–
23
6
V
+
22
7
SA
SD
NC
NC
CLK
21
8
5V
200kHz
–5V
1068 TA25
LTC1068-200
0.1µF
0.1µF
R
L2
249k
FREQUENCY (kHz)
0.2
–40
–50
–60
–70
–80
GAIN (dB)
–30
–20
–10
0
1
10
1068 TA26
10
P1-P3
P4-P6
P7-P9
P10-P12
P13-P15
P16-P18
P19-P21
P22-P24
P25-P27
P28-P30
LTC1068IN#PBF
Mfr. #:
Buy LTC1068IN#PBF
Manufacturer:
Analog Devices Inc.
Description:
Active Filter Quad Universal Filter Building Block
Lifecycle:
New from this manufacturer.
Delivery:
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