LT10647FB_15 Datasheet, PDF (6/16 Pages) Linear Technology – Linear Phase, 8th Order Lowpass Filter

LTC1064-7
TYPICAL PERFOR A CE CHARACTERISTICS
Passband Gain vs Frequency
and f_CLK
5
4
V_S = ±7.5V
T_A = 25°C
3 ^(fCLK^/fC^{) = 50:1}
2
A. f_CLK = 1MHz
B. f_CLK = 2MHz
C. f_CLK = 3MHz
D. f_CLK = 4MHz
E. f_CLK = 5MHz
1
0
–1
–2
D
A BC E
–3
–4
–5
10
10
100
FREQUENCY (kHz)
1000
1064-7 G08
Passband Gain vs Frequency
and f_CLK
5
4
V_S = SINGLE 5V
T_A = 25°C
3 ^{(fCLK/fC) = 50:1}
2
A. f_CLK = 0.5MHz
B. f_CLK = 1.0MHz
C. f_CLK = 1.5MHz
D. f_CLK = 2.0MHz
1
0
–1
–2
A B CD
–3
–4
–5
1
10
100
FREQUENCY (kHz)
1064-7 G11
Delay vs Frequency and f_CLK
250
A
200
V_S = ±5V
T_A = 25°C
(f_CLK/f_C) = 100:1
150
100 _B
A. f_CLK = 0.5MHz
B. f_CLK = 1.5MHz
C. f_CLK = 2.5MHz
D. f_CLK = 3.5MHz
50 ^C
D
0
16
11 16 21 26
FREQUENCY (kHz)
31 36
1064-7 G14
6
Passband Gain vs Frequency and
f_CLK at T_A = 85°C
5
4
V_S = ±7.5V
(f_CLK/f_C) = 50:1
3
2
A. f_CLK = 1MHz
B. f_CLK = 2MHz
C. f_CLK = 3MHz
D. f_CLK = 4MHz
E. f_CLK = 5MHz
1
0
–1
D
–2
A BC E
–3
–4
–5
1
10
100
1000
FREQUENCY (kHz)
1064-7 G09
Passband Gain vs Frequency and
f_CLK at T_A = 85°C
5
4
V_S = SINGLE 5V
(f_CLK/f_C) = 50:1
3
2
A. f_CLK = 0.5MHz
B. f_CLK = 1.0MHz
C. f_CLK = 1.5MHz
D. f_CLK = 2.0MHz
1
0
–1
–2
A B CD
–3
–4
–5
1
10
100
FREQUENCY (kHz)
1064-7 G12
THD + Noise vs Frequency
– 40
– 45
V_S = ±7.5V
V_IN = 2V_RMS
–50 fCLK = 1MHz
– 55
(f_CLK/f_C) = 50:1
(100k RESISTOR
–60 ^{PIN 9 TO V–)}
– 65
– 70
– 75
– 80
– 85
– 90
1
10
20
FREQUENCY (kHz)
1064-7 G15
Passband Gain vs Frequency and
f_CLK at T_A = 85°C
5
4
V_S = ±5V
(f_CLK/f_C) = 50:1
3
2
A. f_CLK = 0.5MHz
B. f_CLK = 1.5MHz
C. f_CLK = 2.5MHz
D. f_CLK = 3.5MHz
1
0
–1
–2
A
B CD
–3
–4
–5
1
10
100
FREQUENCY (kHz)
1064-7 G10
Delay vs Frequency and f_CLK
125
A
100
V_S = ±5V
T_A = 25°C
(f_CLK/f_C) = 50:1
75
50 _B
A. f_CLK = 0.5MHz
B. f_CLK = 1.5MHz
C. f_CLK = 2.5MHz
D. f_CLK = 3.5MHz
25 ^C
D
0
2 12
22 32 42 52
FREQUENCY (kHz)
62 72
1064-7 G13
THD + Noise vs Frequency
– 40
– 45
V_S = ±7.5V
V_IN = 1V_RMS
–50 ^fCLK ^{= 2.5MHz}
– 55
(f_CLK/f_C) = 50:1
(100k RESISTOR
–60 ^{PIN 9 TO V–)}
– 65
– 70
– 75
– 80
– 85
– 90
1
10
FREQUENCY (kHz)
50
1064-7 G16
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