LTC1562CG#PBF Linear Technology, LTC1562CG#PBF Datasheet - Page 13

• Manufacturer Part Number: LTC1562CG#PBF
• Description: IC FILTER UNIV RC QUAD LN 20SSOP
• Manufacturer: Linear Technology

Specifications of LTC1562CG#PBF

• Filter Type: Universal, Continuous-Time
• Frequency - Cutoff Or Center: 150kHz
• Number Of Filters: 4
• Max-order: 8th
• Voltage - Supply: 4.75 V ~ 10.5 V, ±4.75 V ~ 5.25 V
• Mounting Type: Surface Mount
• Package / Case: 20-SSOP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

TYPICAL APPLICATIONS
V
V
IN1
IN3
R
R
IN3A
IN1A
5V
C
C
Quad 3rd Order
Butterworth
Lowpass Filters
C
R
R
R
R2
All four sections have identical R
R
IN1
R
IN3
0.1 F
IN
INA
INB
Q
IN1B
IN3B
Quad 3rd Order Butterworth Lowpass Filter, Gain = – 1
SCHEMATIC INCLUDES PIN NUMBERS FOR 20-PIN PACKAGE.
PINS 4, 7, 14, 17 (NOT SHOWN) ALSO CONNECT TO V
R21
R23
R
R
Q3
Q1
V
V
OUT1
OUT3
10
1
2
3
5
6
8
9
20kHz
220pF
f
44.2k
205k
249k
249k
– 3dB
INV B
V1 B
V2 B
V
SHDN
V2 A
V1 A
INV A
+
U
LTC1562
INA
AGND
INV D
INV C
V1 C
V2 C
V2 D
V1 D
(Basic)
1000pF
, R
40kHz
f
4.32k
57.6k
61.9k
61.9k
V
– 3dB
–
INB
20
19
18
16
15
13
12
11
V
V
and C
OUT2
OUT4
IN
1000pF
values. All resistor values are 1%
0.1 F
60kHz
R
3.16k
24.3k
27.4k
27.4k
R24
f
R
R22
– 3dB
Q4
Q2
–
–5V
R
R
IN4B
IN2B
1000pF
80kHz
f
2.43k
13.0k
15.4k
15.4k
– 3dB
C
C
R
R
IN2
IN4
IN4A
IN2A
100kHz
1000pF
1562 TA05a
f
1.96k
8.06k
10.0k
10.0k
V
– 3dB
V
IN4
IN2
–10
–20
–30
–40
–50
–60
120kHz
1000pF
10
1.87k
5.11k
6.98k
6.98k
f
0
– 3dB
10k
Amplitude Response
140kHz
1000pF
f
1.69k
5.11k
5.11k
FREQUENCY (Hz)
3.4k
– 3dB
100k
LTC1562
f
– 3dB
= 100kHz
13
1562 TA05b
1562fa
1M