LTC1067-50IS#TRPBF Linear Technology, LTC1067-50IS#TRPBF Datasheet - Page 17

• Manufacturer Part Number: LTC1067-50IS#TRPBF
• Description: IC FILTR BLDNGBLK R-R DUAL16SOIC
• Manufacturer: Linear Technology

Specifications of LTC1067-50IS#TRPBF

• Filter Type: Universal Switched Capacitor
• Frequency - Cutoff Or Center: 40kHz
• Number Of Filters: 2
• Max-order: 4th
• Voltage - Supply: 2.7 V ~ 11 V, ±2.7 V ~ 5.5 V
• Mounting Type: Surface Mount
• Package / Case: 16-SOIC (3.9mm Width)
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

APPLICATIONS
TYPICAL APPLICATIONS
1500pF
–10
–20
–30
–40
–50
–60
–70
–80
–90
C
16.9k
5%
10
IN1
Frequency Response (f
R
0
IN1
1
5V
V
IN
22.6k
R
U
IN2
FREQUENCY (kHz)
INFORMATION
U
10
R31, 47.5k
R21, 22.6k
0.1 F
R41, 20k
CUTOFF
5th Order Lowpass with Input RC (Fixed Frequency)
Figure 16. Silkscreen for the LTC1067/LTC1067-50 Demo Board
U
W
= 10kHz)
1067 TA05b
100
1
2
3
4
5
6
7
8
V
NC
V
SA
LPA
BPA
HPA/NA
INV A
U
+
+
LTC1067
R
R
L1
H1
, 24.3k
, 118k
HPB/NB
AGND
INV B
CLK
LPB
BPB
SB
V
–
16
15
14
13
12
11
10
9
f
CLK
R22, 45.3k
R42, 47.5k
R32, 29.4k
0.1 F
–0.25
–0.50
–0.75
–1.00
–1.25
–1.50
1.00
0.75
0.50
0.25
Passband Gain Variation Due to C
0
1
V
f
C
f
CUTOFF
CLK
LTC1067/LTC1067-50
S
IN1
–5V
V
OUT
C
2
IN1
C
FREQUENCY (kHz)
750pF 1000pF
2MHz 1.5MHz
= 1500pF
IN1
20k
= 1500pF + 5%
5V
4
15k
C
IN1
6
= 1500pF – 5%
8 10
1500pF
1MHz
10k
5V
1067 TA05c
3000pF
500kHz
IN
1067 TA05a
3V
20
5k
17