LTC1061AC(RevC) 데이터 시트보기 (PDF) - Linear Technology
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LTC1061AC Datasheet PDF : 16 Pages
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LTC1061
W
U
ODES OF OPERATIO
VS (±V)
5.0
5.0
2.5
2.5
5.0
5.0
2.5
2.5
5.0
5.0
2.5
2.5
5.0
5.0
2.5
2.5
fCLK/fO
50:1
100:1
50:1
100:1
50:1
100:1
50:1
100:1
50:1
100:1
50:1
100:1
50:1
100:1
50:1
100:1
Table 3. Wideband RMS Noise
NOTCH/HP
(µVRMS)
45
65
30
40
18
20
15
17
57
72
40
50
135
170
100
125
BP
(µVRMS)
55
65
30
40
150
200
100
140
57
72
40
50
120
160
88
115
LP
(µVRMS)
70
85
45
60
150
200
100
140
62
80
42
53
140
185
100
130
CONDITIONS
Mode 1, R1 = R2 = R3
Q=1
Mode 1, Q = 10
R1 = R3 for BP Out
R1 = R2 for LP Out
Mode 3, R1 = R2 = R3 = R4
Q=1
Mode 3, R2 = R4, Q = 10
R3 = R1 for BP Out
R4 = R1 for LP and HP Out
(11,17) 4 + VOS1 – –
+
6
3 (12,18)
+ Σ + VOS2 – –
–
+
5
2 (13,19)
+ VOS3 – –
+
Figure 23. Equivalent Input Offsets of 1/3 LTC1061 Filter Building Block.
1 (14,20)
1061 F23
MODE
1
1b
2
3
Table 4
VOSN
PIN 3 (18)
VOS1 [(1/Q) + 1 + || HOLP ||] – VOS3/Q
VOS1 [(1/Q) + 1 + R2/R1] – VOS3/Q
[VOS1 (1 + R2/R1 + R2/R3 + R2/R4) – VOS3(R2/R3)] ×
× [R4/(R2 + R4)] + VOS2[R2/(R2 + R4)]
VOS2
VOSBP
PIN 2 (19)
VOS3
VOS3
VOS3
VOS3
VOSLP
PIN 1 (20)
VOSN – VOS2
~(VOSN – VOS2)(1 + R5/R6)
VOSN – VOS2
VOS1 (1 + R4/R1 + R4/R2 + R4/R3) – VOS2(R4/R2)
– VOS3 (R4/R3)
14
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