LTC1064
典型应用S
8阶带通滤波器的阻带2槽口
R
L2
R
H2
R
H3
R12
R22
R32
R42
1
2
3
4
5
6
5V至8V
0.1F
R41
R31
R21
R11
V
IN
7
8
9
10
11
12
INV B
HPB / NB
BPB
LPB
SB
AGND
V
+
SA
LPA
BPA
HPA / NA
INV一
LTC1064
INV
HPC / NC
BPC
LPC
SC
V
–
CLK
24
23
22
21
20
19
18
17
16
15
14
13
V
OUT
电阻值：
R11 = R21 46.95k = 10K
R12 = R22 93.93k = 10K
R23 = 16.3k
R24 = 13.19k
R31 = 38.25k
R32 = 81.5k
R33 = 70.3k
R34 = 39.42k
R41 = 11.81k
R42 = 14.72k
R43 = 10K
R44 = 10.5K
R44
–60
10
增益（dB ）
注1 ：
在V
+
, V
–
引脚应旁路一个0.1μF 0.22μF TO
陶瓷电容器就在引脚。
注2 ：
所有（ R2 / R4 ）电阻器的比例应该匹配
优于0.25 ％ 。其余的电阻器，应
优于0.5 ％准确。
C-邮件筛选器
R13
1
R22
R32
R42
2
3
4
5
6
5V
7
R12 0.1μF
R41
R31
R21
R11
V
IN
电阻值：
R11 = 88.7K时R21 = 10K
R12 = 10K
R22 = 44.8k
R13 = 15.8k R23 = 48.9k
R14 = 15.8k R24 = 44.8k
8
9
10
11
12
INV B
HPB / NB
BPB
LPB
SB
AGND
V
+
SA
LPA
BPA
HPA / NA
INV一
LTC1064
INV
HPC / NC
BPC
LPC
SC
V
–
CLK
24
23
22
21
20
19
18
17
16
15
14
13
V
OUT
R31 = 35.7k
R32 = 33.2k
R33 = 63.5k
R34 = 16.5k
R41 = 88.7K
R42 = 24.9k
R43 = 25.5k
R44 = 24.9k
R44
R34
R24
R23
R33
R43
0.1F
10
0
–10
V
S
=
±5V
增益（dB ）
12
U
振幅响应
0
–10
V
S
=
±5V
f
CLK
= 1.28MHz
引脚17在V
+
R23
R33
R43
R
L3
–20
–30
–40
–50
-5V TO -8V
1.28MHz
0.1F
到V
+
R34
R24
50/100
LPD
BPD
HPD
INV
–70
1
10
20
40
5
输入频率（千赫）
100
1064 TA08
R
L2
= 27.46k
R
L3
= 17.9k
R
H2
= 6.9k
R
H3
= 69.7k
1064 TA07
振幅响应
R14
–5V
f
CLK
=
3.5795MHz
16
–20
–30
–40
–50
–60
–70
0
1
3
2
4
输入频率（千赫）
5
1064 TA10
50/100
LPD
BPD
HPD
INV
1064 TA09
1064fb
