ltc1164-6 Linear Technology Corporation, ltc1164-6 Datasheet - Page 5

• Manufacturer Part Number: ltc1164-6
• Description: Low Power 8th Order Pin Selectable Elliptic Or Linear Phase Lowpass Filter
• Manufacturer: Linear Technology Corporation

TYPICAL PERFOR
–40
–45
–50
–55
–60
–65
–70
–75
–80
–85
–90
250
200
150
100
50
0
1
1
THD + Noise vs Frequency
(Elliptic Response)
Group Delay vs Frequency
(Linear Phase Response)
V
f
(f
WITH EXTERNAL RC LOWPASS
FILTER (f
(5 REPRESENTATIVE UNITS)
f
(f
f
CLK
CLK
C
S
CLK
CLK
2
= 5kHz
= ±5V, V
= 500kHz, f
/f
= 800kHz
/f
C
C
3
) = 50:1, T
) = 160:1
– 3dB
–0.5
–1.0
–1.5
–2.0
–2.5
–3.0
4
IN
2.0
1.5
1.0
0.5
FREQUENCY (kHz)
FREQUENCY (kHz)
0
= 1V
= 20kHz)
C
1
Passband vs Frequency and f
5
= 10kHz,
A
V
(f
(PIN 10 AT V
T
RMS
A
S
CLK
= 25°C,
= 25°C
6
= ±8V
,
/f
C
) = 50:1
7
5
8
FREQUENCY (kHz)
+
)
W
9
1164-6 G14
1164-6 G22
A
A
10
U
10
11
CE
10
B
C
C
1164-6 G09
CLK
– 40
–45
– 50
–55
–60
–65
–70
–75
–80
–85
–90
HARA TERISTICS
700
600
500
400
300
200
100
0
0.5
30
THD + Noise vs Frequency
(Elliptic Response)
Group Delay vs Frequency
(Elliptic Response)
A. f
B. f
V
f
(f
(5 REPRESENTATIVE UNITS)
A. f
B. f
C. f
CLK
S
CLK
1
WITH EXTERNAL RC LOWPASS
FILTER (f
(f
f
f
f
= SINGLE 5V, V
CLK
CLK
CLK
CUTOFF
CLK
CUTOFF
CLK
CUTOFF
CLK
= 500kHz, f
/f
C
C
= 250kHz, (f
= 500kHz
/f
) = 100:1, T
= 250kHz
= 500kHz
= 1MHz
C
) = 100:1
= 5kHz
= 10kHz
= 20kHz
2
1
C
FREQUENCY (kHz)
FREQUENCY (kHz)
= 10kHz)
C
= 5kHz,
IN
A
CLK
3
= 0.7V
= 25°C
/f
C
) = 50:1
RMS
4
V
f
T
C
A
S
–0.5
–1.0
–1.5
–2.0
–2.5
–3.0
= 5kHz
= 25°C
2.0
1.5
1.0
0.5
= ±5V
0
1164-6 G16
1164-6 G12
Maximum Passband over
Temperature
2
A
B
5
V
(f
GND = 2V WITH
EXTERNAL RC
LOWPASS FILTER
(f
S
CLK
– 3dB
4
5
= SINGLE 5V
/f
C
6
= 40kHz)
) = 50:1
8
FREQUENCY (kHz)
10
– 40
–45
– 50
–55
–60
–65
–70
–75
–80
–85
–90
– 40
–45
– 50
–55
–60
–65
–70
–75
–80
–85
–90
T
T
A
A
12
1
1
THD + Noise vs Frequency
(Linear Phase Response)
= –40°C
THD + Noise vs Frequency
(Elliptic Response)
= 70°C
V
(20k RESISTOR PIN 14 TO V
f
(f
(5 REPRESENTATIVE UNITS)
V
V
f
f
(f
T
CLK
CLK
C
A
S
S
IN
CLK
CLK
14
= 5kHz
= ±5V
= 25°C
= ±5V, V
= 1V
= 800kHz
= 500kHz, f
/f
/f
C
C
16
) = 160:1
) = 100:1, T
RMS
18
IN
FREQUENCY (kHz)
FREQUENCY (kHz)
= 1V
1164-6 G10
LTC1164-6
20
C
= 5kHz
2
2
RMS
A
22
= 25°C
–
3
3
)
1164-6 G23
4
1164-6 G13
4
11646fa
5
5
5