LTC1563-2IGN 查看數據表（PDF） - Linear Technology
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LTC1563-2IGN Datasheet PDF : 20 Pages
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LTC1563-2/LTC1563-3
TYPICAL PERFOR A CE CHARACTERISTICS
THD + Noise vs Output Load
–70
VS = SINGLE 5V
LP MODE,
fC = 25.6kHz
–75
3VP-P SIGNAL fIN = 5kHz
–80
LP MODE,
2VP-P SIGNAL
–85
–90
HS MODE,
3VP-P SIGNAL
–95
HS MODE,
2VP-P SIGNAL
–100
0 1 2 3 4 5 6 7 8 9 10
OUTPUT LOAD RESISTANCE—LOAD TO GROUND (kΩ)
1563 G19
THD + Noise vs Output Load
–70
–75
2VP-P, 50kHz
2VP-P, 20kHz
–80
–85
3VP-P, 50kHz
–90
VS = SINGLE 5V
HIGH SPEED MODE
–95 fC = 256kHz
fIN = 20kHz, 50kHz
3VP-P, 20kHz
–100
0 1 2 3 4 5 6 7 8 9 10
OUTPUT LOAD RESISTANCE—LOAD TO GROUND (kΩ)
1563 G20
Output Voltage Noise vs Cutoff
Frequency
60
TA = 25°C
50
40
LP MODE
30
HS MODE
20
10
0k
0.1
1
10
100
1000
fC (Hz)
1563 G21
THD + Noise vs Output Load
–70
VS = ± 5V
LP MODE,
fC = 25.6kHz
–75
5VP-P SIGNAL fIN = 5kHz
–80
LP MODE,
2VP-P SIGNAL
–85
–90
HS MODE,
2VP-P SIGNAL
–95
HS MODE,
5VP-P SIGNAL
–100
0 1 2 3 4 5 6 7 8 9 10
OUTPUT LOAD RESISTANCE—LOAD TO GROUND (kΩ)
1563 G22
THD + Noise vs Output Load
–70
–75
2VP-P, 50kHz
–80
–85
2VP-P, 20kHz
5VP-P, 50kHz
–90
VS = ± 5V
–95 HIGH SPEED MODE
fC = 256kHz
fIN = 20kHz, 50kHz
–100
012345
2VP-P, 20kHz
6 7 8 9 10
OUTPUT LOAD RESISTANCE—LOAD TO GROUND (kΩ)
1563 G23
Stopband Gain vs Input Frequency
10
0
fC = 256kHz
–10
–20
–30
LTC1563-2
–40
LTC1563-3
–50
–60
–70
–80
–90
10k
100k
1M
10M
FREQUENCY (Hz)
100M
1563 G24
Crosstalk Rejection vs Frequency
–60
DUAL SECOND ORDER
BUTTERWORTH
–70 fC = 25.6kHz
HS OR LP MODE
–80
Crosstalk Rejection vs Frequency
–60
DUAL SECOND ORDER
BUTTERWORTH
–70 fC = 256kHz
HIGH SPEED MODE
–80
–90
–90
–100
–100
–110
1
10
FREQUENCY (kHz)
100
1563 G25
–110
1k
10k
100k
FREQUENCY (Hz)
1M
1563 G26
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