LTC1196(Rev_0) 查看數據表（PDF） - Linear Technology
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LTC1196 Datasheet PDF : 28 Pages
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LTC1196/LTC1198
TYPICAL PERFOR A CE CHARACTERISTICS
Power Supply Feedthrough vs
Ripple Frequency
0
TA = 25°C
–10 VCC (VRIPPLE = 20mV)
fCLK = 12MHz
–20
–30
–40
–50
–60
–70
1k
10k
100k
1M
RIPPLE FREQUENCY (Hz)
1196/98 G28
Power Supply Feedthrough vs
Ripple Frequency
0
TA = 25°C
–10 VCC (VRIPPLE = 10mV)
fCLK = 5MHz
–20
–30
–40
–50
–60
–70
1k
10k
100k
1M
RIPPLE FREQUENCY (Hz)
1196/98 G29
S/(N + D) vs Reference Voltage
and Input Frequency
50
45
fIN = 500kHz
fIN = 200kHz
fIN = 100kHz
40
35
30
VCC = 5V
25
1.25 1.75 2.25 2.75 3.25 3.75 4.25 4.75 5.25
REFERENCE VOLTAGE (V)
1196/98 G30
Intermodulation Distortion at 2.7V
0
–10
VCC = 2.7V
f1 = 100kHz
–20
f2 = 110kHz
fSMPL = 420kHz
–30
–40
–50
–60
–70
–80
–90
–100
0
50 100 150 200 250
FREQUENCY (kHz)
1196/98 G31
Intermodulation Distortion at 5V
0
–10
VCC = 5V
f1 = 200kHz
–20
f2 = 210kHz
–30
fSMPL = 750kHz
–40
–50
–60
–70
–80
–90
–100
0
100
200
300
400
FREQUENCY (kHz)
1196/98 G32
S/(N + D) vs Input Level
50
VREF = VCC = 5V
fIN = 500kHz
40 fSMPL = 1MHz
30
20
10
0
–40 –35 –30 –25 –20 –15 –10 –5 0
INPUT LEVEL (dB)
1196/98 G33
Output Amplitude vs
Input Frequency
100
80
VREF = VCC = 5V
60
VREF = VCC = 2.7V
40
20
0
1k
10k
100k
1M
10M
INPUT FREQUENCY (Hz)
1196/98 G34
Spurious-Free Dynamic Range vs
Frequency
70
VCC = 5V
60
fCLK = 12MHz
50
40
VCC = 3V
fCLK = 5MHz
30
20
10
TA = 25°C
0
1k
10k
100k
1M
10M
FREQUENCY (Hz)
1196/98 G35
10
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