ltc1043csw-trpbf Linear Technology Corporation, ltc1043csw-trpbf Datasheet - Page 13

• Manufacturer Part Number: ltc1043csw-trpbf
• Description: Dual Precision Instrumentation Switched-capacitor Building Block
• Manufacturer: Linear Technology Corporation

TYPICAL APPLICATIO S
CLOCK
V
INPUT
IN
10k
R
IN
BANDPASS CENTER FREQUENCY f
BANDPASS GAIN AT f
Q =
f
Q
(f
f
O MAX
CLK MAX
MAX
O
R
–5V
Q
• Q) MAX ≤ 1MHz
R
R2
LT1004-1.2C
= 10k
Q
AT 100kHz f
–
+
≤ 100kHz
LT1056
≤ 3MHz, Q < 2
10k
10k
–5V
R2
R1
R1
R2
5V
1k
O
FREQUENCY IN
0kHz TO 30kHz
U
IS ≤10
O
IS: R
Q
High Frequency Clock Tunable Bandpass Filter
/R
16
13
IN
7
1µF
O
=
1/2 LTC1043
f
31.4
13
16
CLK
11
12
•
1/4 LTC1043
0.005% F/V Converter
200pF
R2
R1
12
14
8
1000pF
–
+
14
17
4
LT1056
1000pF
–5V
5V
5V
–5V
–
75k*
+
LF356
BANDPASS
OUTPUT
1µF
–5V
5V
GAIN TRIM
15
5
*75k = TRW # MTR-5/120ppm
10k
1/2 LTC1043
–5V
5V
17
4
2
3
200pF
0V TO 3V OUTPUT
18
6
LTC1043 • A18
–
+
LT1056
1000pF
– 5V
5V
LTC1043 • A19
LTC1043
13
1043fa