Datasheet

LTC1164
13
1164fa
LTC1164 8th Order Lowpass,
Elliptic-Bessel Traditional Filter
Single 5V Supply Transient Response
LTC1164 • AC05
FREQUENCY (Hz)
1k500
–90.00
GAIN (dB)
–70.00
–40.00
10.00
10k 50k
–10.00
–80.00
–60.00
–50.00
–30.00
0.0
–20.00
f
CLK
= 500kHz
f-3dB=5kHz
100µs/DIV
INPUT 1kHz, 1V SQUAREWAVE
0.5V/DIV
Figure 12. 8th Order Lowpass Single Supply Elliptic-Bessel Transitional Filter
Total Supply Current = 4mA, Passband Noise 50µV
RMS
LTC1164 • AC04
124
223
322
421
520
619
0.1µF
718
817
916
10 15
11 14
12 13
LTC1164
LT1004
5V
2.5V
2.5V
7.5k
5V
215k
95.3k
102k
107k
1k
52.3k
48.7k
40.2k
267k
78.7k
69.8k
84.5k
41.2k
40.2k
63.4k
V
IN
V
OUT
f
CLK
f
CLK
= 500kHz
60.4k
40.2k
88.7k
46.4k
0.1µF
f
–3dB
=
f
CLK
100
–
+
LT1006
TYPICAL APPLICATIO S
U