ltc1069-7is8-trpbf Linear Technology Corporation, ltc1069-7is8-trpbf Datasheet - Page 4
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ltc1069-7is8-trpbf
Manufacturer Part Number
ltc1069-7is8-trpbf
Description
Low Power, 8th Order Progressive Elliptic, Lowpass Filter
Manufacturer
Linear Technology Corporation
Datasheet
1.LTC1069-7IS8-TRPBF.pdf
(8 pages)
LTC1069-1
TYPICAL PERFORMANCE CHARACTERISTICS
4
–0.5
–1.0
–1.5
–2.0
–40
–45
–50
–55
–60
–65
–70
–75
–80
–85
–90
–10
–20
–30
–40
–50
–60
–70
–80
–90
2.0
1.5
1.0
0.5
10
0
0
0.1
0.5
Passband Gain vs Clock
Frequency, V
Gain vs Supply Voltage
1
Dynamic Range
THD + Noise vs V
f
f
CLK
IN
V
V
S
IN
3
1.5
= 1kHz
= SINGLE 3.3V
= 0.5V
= 500kHz
5
INPUT VOLTAGE (V
0.3
2.5
V
RMS
V
7
S
FREQUENCY (kHz)
FREQUENCY (kHz)
S
= 3.3V
f
= 5V
CLK
S
9
3.5
= Single 3.3V
0.65
f
= 500kHz
C
11 13 15 17 19 21
= 5kHz
IN
4.5
V
1.0
(V
S
5V
1.22
=
RMS
V
RMS
f
V
V
f
S
CLK
CLK
5.5
S
IN
f
= 3.3V
C
= 5V
2.0
= 0.5V
)
)
W
= 7.5kHz
V
= 500kHz
= 750kHz
S
5V
2.67
=
6.5
1069-1 G10
1069-1 G04
1069-1 G07
RMS
U
7.5
5.0
–180
–270
–360
–450
–540
–630
–720
–0.5
–1.0
–1.5
–2.0
–60
–62
–64
–66
–68
–70
–72
–74
–76
–78
–80
–90
2.0
1.5
1.0
0.5
0
0
0.5
1
0
THD + Noise vs Frequency
Passband Gain vs Clock
Frequency, V
Phase and Group Delay vs
Frequency
GROUP DELAY
f
V
V
V
CLK
1.5
IN
S
IN
= SINGLE 5V
1
= 300mV
= 1.2V
f
= 500kHz
V
CLK
2.5
S
PHASE
= 3.3V
INPUT FREQUENCY (kHz)
= 500kHz
f
C
RMS
f
3.5
2
CLK
= 5kHz
FREQUENCY (kHz)
FREQUENCY (kHz)
RMS
f
C
V
= 750kHz
4.5
S
S
= 7.5kHz
2
3
= 5V
= Single 5V
V
5.5
S
= 5V
4
6.5
V
f
f
CLK
C
S
3
7.5 8.5 9.5 10.5
= 5kHz
= SINGLE 5V
5
f
CLK
= 500kHz
f
C
= 10kHz
= 1MHz
1069-1 G11
4
6
1069-1 G08
1069-1 G05
7
5
0.6
0.5
0.4
0.3
0.2
0.1
0
–0.5
–1.0
–1.5
–2.0
–40
–45
–50
–55
–60
–65
–70
–75
–80
–85
–90
2.0
1.5
1.0
0.5
0
1
Passband Gain vs Clock
Frequency, V
1
Transient Response
THD + Noise vs Frequency
V
f
f
4V
CLK
IN
S
f
P-P
V
V
CLK
= 5V
= 500Hz
S
IN
= 1MHz
3
= 5V
SQUARE WAVE
= 2V
= 500kHz
INPUT FREQUENCY (kHz)
RMS
5
f
f
FREQUENCY (kHz)
CLK
C
= 5kHz
S
0.2ms/DIV
= 500kHz
2
= 5V
7
V
IN
= 1V
V
S
9
= 5V
RMS
V
f
3
CLK
IN
f
f
11
V
V
f
CLK
C
V
C
S
IN
S
= 0.5V
= 10kHz
= 15kHz
= 1.5MHz
= 5V
= 3.3V
= 2V
= 1MHz
13
1069-1 G12
4
1069-1 G06
1069-1 G09
RMS
RMS
15
5