LTC1164-7_1 Datasheet, PDF (6/16 Pages) Linear Technology – Low Power, Linear Phase 8th Order Lowpass Filter

LTC1164-7
TYPICAL PERFOR A CE CHARACTERISTICS
THD + Noise vs Frequency
– 40
–45 ^{VS = ±5V}
V_IN = 1V_RMS
– 50 fCLK = 500kHz
– 55
(f_CLK/f_C) = 100:1
(5 REPRESENTA-
– 60 ^{TIVE UNITS)}
– 65
– 70
– 75
– 80
– 85
– 90
1
2
3
FREQUENCY (kHz)
45
1164-7 G18
THD + Noise vs Frequency
– 40
– 45
V_S = SINGLE 5V
V_IN = 0.5V_RMS
– 50 fCLK = 500kHz
– 55
(f_CLK/f_C) = 100:1
AGND = 2.5V
– 60 ^{(5 REPRESENTA-}
TIVE UNITS)
– 65
– 70
– 75
– 80
– 85
– 90
1
2
3
FREQUENCY (kHz)
45
1164-7 G21
THD + Noise vs Input
– 40
–45 ^{VS = SINGLE 5V}
f_CLK = 500kHz
–50 f_IN = 1kHz
–55 ^{(fCLK/fC) = 100:1}
– 60
– 65
– 70
– 75
– 80
–85 ^{A. AGND = 2V}
B. AGND = 2.5V
– 90
0.1
INPUT (V_RMS)
BA
1
2
1164-7 G24
6
THD + Noise vs Frequency
– 40
–45 ^{VS = SINGLE 5V}
V_IN = 0.5V_RMS
– 50 f_CLK = 500kHz
– 55
(f_CLK/f_C) = 50:1
AGND = 2V
– 60 (5 REPRESENTA-
TIVE UNITS)
– 65
– 70
– 75
– 80
– 85
– 90
1
5
FREQUENCY (kHz)
10
1164-7 G19
THD + Noise vs Frequency
– 40
–45 ^{VS = SINGLE 5V}
V_IN = 0.5V_RMS
– 50 f_CLK = 500kHz
– 55
(f_CLK/f_C)= 50:1
AGND = 2.5V
– 60 (5 REPRESENTA-
TIVE UNITS)
– 65
– 70
– 75
– 80
– 85
– 90
1
5
FREQUENCY (kHz)
10
1164-7 G20
THD + Noise vs Input
– 40
– 45
f_IN = 1kHz
f_CLK = 500kHz
A. V_S = ±5V
B. V_S = ±7.5V
–50 ^{(fCLK/fC) = 50:1}
– 55
– 60
– 65
– 70
– 75
– 80
– 85
– 90
0.1
1
INPUT (V_RMS)
AB
5
1164-7 G22
Phase Matching vs Frequency
5
PHASE DIFFERENCE BETWEEN
ANY TWO UNITS (SAMPLE OF
4 ^{50 REPRESENTATIVE UNITS)}
V_S ≥ ±5V
f_CLK ≤ 500kHz
3
(f_CLK/f_C) = 50:1 OR 100:1
T_A = 0°C TO 70°C
2
1
0
0
0.2 0.4 0.6 0.8 1.0
FREQUENCY (f_CUTOFF/FREQUENCY)
1164-7 G25
THD + Noise vs Input
– 40
–45 ^{VS = SINGLE 5V}
f_CLK = 500kHz
–50 f_IN = 1kHz
–55 ^{(fCLK/fC) = 50:1}
– 60
– 65
– 70
– 75
– 80
–85 ^{A. AGND = 2V}
B. AGND = 2.5V
– 90
0.1
INPUT (V_RMS)
BA
1
2
1164-7 G23
Power Supply Current vs
Power Supply Voltage
12
11
10
9
8
7
6
5
4
3
2
1
0
01
– 55°C
25°C
125°C
2 3 4 5 6 7 8 9 10
POWER SUPPLY (V⁺ OR V^–)
1164-7 G26
11647fb