LTC1043M View Datasheet(PDF) - Linear Technology
Part Name
Description
Manufacturer
LTC1043M Datasheet PDF : 16 Pages
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TYPICAL APPLICATIO S
0.005% F/V Converter
10k
75k* GAIN TRIM
1µF
1k
–5V
LT1004-1.2C
1/4 LTC1043
13
14
1µF
FREQUENCY IN
0kHz TO 30kHz
16
12
1000pF
4
17
5V
–
LF356
+
0V TO 3V OUTPUT
–5V
5V
*75k = TRW # MTR-5/120ppm
–5V
LTC1043 • A18
LTC1043
High Frequency Clock Tunable Bandpass Filter
R1
10k
10k
RIN
VIN
CLOCK
INPUT
R2
10k
5V
–
LT1056
+
–5V
RQ = 10k
1/2 LTC1043
7
8
11
16
200pF
12
1000pF
5V
13
14
–
LT1056
+
–5V
BANDPASS
BANDPASS
CENTER
GAIN AT
FREQUENCY fO
fO IS: RQ/RIN
=
fCLK
31.4
•
R2
R1
Q = RQ R2
R2 R1
fO MAX ≤ 100kHz
QMAX AT 100kHz fO IS ≤10
(fO • Q) MAX ≤ 1MHz
fCLK MAX ≤ 3MHz, Q < 2
BANDPASS
OUTPUT 5V
4
1/2 LTC1043
5
6
2
200pF
3
15
18
17
–5V
1000pF
5V
–
LT1056
+
– 5V
LTC1043 • A19
1043fa
13
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