ltc1164-6 Linear Technology Corporation, ltc1164-6 Datasheet - Page 4

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

LTC1164-6
TYPICAL PERFOR
4
–0.4
–0.8
–1.2
–1.6
–2.0
–2.4
–2.8
– 0.5
– 3.0
–1.0
–1.5
–2.0
–2.5
0.8
0.4
2.0
1.5
1.0
0.5
0
0
0.4
1
Passband Gain vs Frequency
Passband vs Frequency and f
V
f
f
(f
(PIN 10 AT V
T
(10 REPRESENTA-
TIVE UNITS)
V
(f
(PIN 10 AT V
T
CLK
C
A
S
CLK
A
S
CLK
= 5kHz
= ±5V
= 25°C
= 25°C
= ±5V
1.0
= 500kHz
/f
/f
–10
–20
–30
–40
–50
–60
–70
–80
–90
C
C
10
) = 100:1
) = 100:1
0
INPUT FREQUENCY (kHz)
2
Stopband Gain vs Frequency
(Linear Phase Response)
1.6
FREQUENCY (kHz)
–
–
)
)
6
10
2.2
14
A
FREQUENCY (kHz)
2.8
18
5
B
W
22
3.4
1164-6 G05
CLK
1164-6 G06
26
C
A
V
f
f
(f
(PIN 10 AT GND)
T
CLK
C
A
S
CLK
= 5kHz
U
= ±5V
= 25°C
30
4.0
D
10
= 800kHz
/f
A
B
CE
C
) = 160:1
A. f
B. f
C. f
D. f
34
f
f
f
f
CLK
CUTOFF
CLK
CUTOFF
CLK
CUTOFF
CLK
CUTOFF
1164-6 G03
38
–1
–2
–3
–4
–5
–6
–7
C
3
2
1
0
= 400kHz
= 600kHz
= 800kHz
= 1MHz
Passband Gain and Phase vs
Frequency (Linear Phase Response)
HARA TERISTICS
42
= 4kHz
= 6kHz
= 8kHz
= 10kHz
V
f
f
(f
(PIN 10 AT GND)
T
CLK
C
A. RESPONSE WITHOUT
B. RESPONSE WITH AN
S
A
CLK
1
= 5kHz
= 25°C
= ±5V
EXTERNAL RC FILTER
EXTERNAL SINGLE
POLE LOWPASS RC
FILTER (f
= 800kHz
/f
C
) = 160:1
2
FREQUENCY (kHz)
C
– 3dB
GAIN
AT 10kHz)
PHASE
3
–1
–2
–3
–4
–5
–6
–7
–8
–9
3
2
1
0
Passband Gain and Phase vs
Frequency and f
4
V
f
f
(f
(PIN 10 AT V
T
CLK
C
A
S
CLK
1
= 5kHz
= 25°C
= ±5V
= 250kHz
/f
1164-6 G11
C
–0.5
–1.0
–1.5
–2.0
–2.5
–3.0
5
) = 50:1
2.0
1.5
1.0
0.5
0
2
Passband Gain and Phase
vs Frequency
PHASE
FREQUENCY (kHz)
–
)
V
f
f
(f
(PIN 10 AT V
T
0
–30
–60
–90
–120
–150
–180
–210
–240
–270
–300
CLK
C
A
S
CLK
1
= 5kHz
= ±5V
= 25°C
= 500kHz
/f
CLK
3
C
) = 100:1
2
FREQUENCY (kHz)
B
A
B
A
–
)
4
–0.2
–0.4
–0.6
–0.8
–1.0
–1.2
–1.4
–1.6
0.4
0.2
0
3
Maximum Passband over
Temperature
1
1164-6 G08
5
V
f
f
(f
(PIN 10 AT V
A. T
B. T
D. T
CLK
C
S
CLK
= 10kHz
= ±5V
A
A
A
= 1MHz
/f
4
= 125°C
= 85°C
= –40°C
C
0
–45
–90
–135
–180
–225
–270
–315
–360
–405
–450
–495
–540
) = 100:1
FREQUENCY (kHz)
–
1164-6 G04
)
5
A. RESPONSE WITHOUT
B. RESPONSE WITH AN
EXTERNAL SINGLE
POLE RC FILTER
EXTERNAL SINGLE
POLE LOWPASS RC
FILTER (f
0
–45
–90
–135
–180
–225
–270
–315
–360
–405
–450
– 3dB
5
AT 10kHz)
11646fa
A
C
1164-6 G07
B
10