LTC1569CS8-6#PBF Linear Technology, LTC1569CS8-6#PBF Datasheet - Page 10

• Manufacturer Part Number: LTC1569CS8-6#PBF
• Description: IC FILTER 10TH ORDR LOWPASS8SOIC
• Manufacturer: Linear Technology

Specifications of LTC1569CS8-6#PBF

• Filter Type: Linear Phase, Lowpass Switched Capacitor
• Frequency - Cutoff Or Center: 300kHz
• Number Of Filters: 1
• Max-order: 10th
• Mounting Type: Surface Mount
• Package / Case: 8-SOIC (3.9mm Width)
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Voltage - Supply: -

LTC1569-6
quency. The LTC1569-6 samples the input signal twice
every clock period. Therefore, the sampling frequency is
twice the clock frequency and 128 times the filter cutoff
TYPICAL APPLICATIO S
APPLICATIONS
10
i =
IN
GND
IN
IN
+
125k
–
– GND
+
3V
2
1
3
3.48k
2k
Single 3V Operation, AC Coupled Input,
V
IN
125k
f
CUTOFF
0.1 F
1 F
+
–
64kHz Cutoff Frequency
n = 1, 4, 16 FOR PIN 5 AT
U
=
1
2
3
4
–
+
GROUND, OPEN, V
64kHz
IN
IN
GND
V
n = 1
–
LTC1569-6
+
–
125k
INFORMATION
Figure 8
U
DIV/CLK
R
10k
OUT
EXT
R
V
X
+
+
8
7
6
5
–
+
U
W
V
OUT
R
EXT
= 10k
1569-6 TA02
U
1 F
3V
8
1569-6 F06
OUT
–10
–20
–30
–40
–50
–60
–70
–80
–90
0
frequency. Input signals with frequencies near 2 • f
appear at the output unattenuated.
0
f
CUTOFF
40k
50k
will be aliased to the passband of the filter and
–244
–488
60k
488
244
Single 3V, AC Coupled Input,
0
–1.5
64kHz Cutoff Frequency
70k
V
R
T
A
S
EXT
–1.0
= 5V
= 25 C
FREQUENCY (Hz)
80k
0
= 10k
–0.5
10k
90k
Figure 9
V
100k 110k
IN
20k
DC (V)
0
30k
0.5
120k 130k
40k
1.0
50k
1569-6 F09
140k
1.5
60k
1569-6 TA02a
150k
70k
32 s
28 s
24 s
CLK