参数资料
型号: LTC1061CSW#TRPBF
厂商: Linear Technology
文件页数: 6/16页
文件大小: 0K
描述: IC FILTR BUILDNG BLK TRPL 20SOIC
标准包装: 1,000
滤波器类型: 通用开关电容器
频率 - 截止或中心: 35kHz
滤波器数: 3
滤波器阶数: 6th
电源电压: 4.74 V ~ 16 V,±2.37 V ~ 8 V
安装类型: 表面贴装
封装/外壳: 20-SOIC(0.295",7.50mm 宽)
供应商设备封装: 20-SOIC
包装: 带卷 (TR)
LTC1061
14
1061fe
+
1061 F23
+
VOS2
VOS1
Σ
(12,18)
3
5
+
+
VOS3
2
+
+
1
6
(13,19)
(14,20)
(11,17)
+
4
ODES OF OPERATIO
W
U
NOTCH/HP
BP
LP
VS (±V)
fCLK/fO
(
VRMS)(VRMS)(VRMS)
CONDITIONS
5.0
50:1
45
55
70
Mode 1, R1 = R2 = R3
5.0
100:1
65
85
Q = 1
2.5
50:1
30
45
2.5
100:1
40
60
5.0
50:1
18
150
Mode 1, Q = 10
5.0
100:1
20
200
R1 = R3 for BP Out
2.5
50:1
15
100
R1 = R2 for LP Out
2.5
100:1
17
140
5.0
50:1
57
62
Mode 3, R1 = R2 = R3 = R4
5.0
100:1
72
80
Q = 1
2.5
50:1
40
42
2.5
100:1
50
53
5.0
50:1
135
120
140
Mode 3, R2 = R4, Q = 10
5.0
100:1
170
160
185
R3 = R1 for BP Out
2.5
50:1
100
88
100
R4 = R1 for LP and HP Out
2.5
100:1
125
115
130
Table 3. Wideband RMS Noise
Figure 23. Equivalent Input Offsets of 1/3 LTC1061 Filter Building Block
VOSN
VOSBP
VOSLP
MODE
PIN 3 (18)
PIN 2 (19)
PIN 1 (20)
1VOS1 [(1/Q) + 1 + || HOLP ||] – VOS3/Q
VOS3
VOSN – VOS2
1b
VOS1 [(1/Q) + 1 + R2/R1] – VOS3/Q
VOS3
~(VOSN – VOS2)(1 + R5/R6)
2[VOS1 (1 + R2/R1 + R2/R3 + R2/R4) – VOS3(R2/R3)] ×
VOS3
VOSN – VOS2
× [R4/(R2 + R4)] + VOS2[R2/(R2 + R4)]
3VOS2
VOS3
VOS1 (1 + R4/R1 + R4/R2 + R4/R3) – VOS2(R4/R2)
– VOS3 (R4/R3)
Table 4
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