LT1078_15 Datasheet, PDF (15/20 Pages) Linear Technology – Micropower, Dual and Quad, Single Supply, Precision Op Amps

TYPICAL APPLICATIONS
LT1078/LT1079
Single Supply, Micropower, Second Order Lowpass Filter with 60Hz Notch
0.02μF
27.6k
0.1%
IN
27.6k
0.1%
5V
3₊ 8
0.01μF _{1/2 LT1078} ¹
2_–
4
5.1M
120k
1%
5%
f_C = 40Hz
Q > 30
100pF
2.64M
0.1%
2.64M
0.1%
2000pF
0.5%
6_–
7
1/2 LT1078
5₊
OUTPUT
TYPICAL OFFSET
≈ 600μV
1.35M
0.1%
1000pF
0.5%
1000pF
0.5%
LT1078/79 • TA10
Micropower Multiplier/Divider
Y INPUT
(5mV TO 50V)
505k
0.1%
X INPUT
(5mV TO 50V)
505k
0.1%
9V
6^{– 4}
7
1/4 LT1079
5+
11
–1.5V TO –9V
2^–
220pF
1
1/4 LT1079
3+
220pF _Q1
30k
5%
Q2
30k
5%
Q3
220pF
30k
13
5%
14
1/4 LT1079
12
499k
0.5%
10k
GAIN
505k
0.1%
Z INPUT
(5mV TO 50V)
9^–
8
Q4
1/4 LT1079
10 +
OUTPUT
(5mV TO 8V)
LT1078/79 • TA11
Q1,Q2, Q3, Q4 = MAT-04
TYPICAL LINEARITY = 0.01% OF FULL-SCALE OUTPUT
OUTPUT =
(X)(Y)
(Z)
,
POSITIVE
INPUTS
ONLY
NEGATIVE
SUPPLY
CURRENT
=
165μA
+
X
+
Y+ Z +
500k
OUT
POSITIVE
SUPPLY
CURRENT
=
165μA
+
OUT
500k
BANDWIDTH (< 3V_P-P SIGNAL): X AND Y INPUTS = 10kHz
Z INPUT = 4kHz
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