LTC1196(Rev_0) 查看數據表（PDF） - Linear Technology
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LTC1196 Datasheet PDF : 28 Pages
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TYPICAL PERFOR A CE CHARACTERISTICS
LTC1196/LTC1198
Input Channel Leakage Current
vs Temperature
1000
VCC = 5V
VREF = 5V
100
Integral Nonlinearity vs
Code at 5V
0.5
VCC = 5V
VREF = 5V
fCLK = 12MHz
Differential Nonlinearity vs
Code at 5V
0.5
VCC = 5V
VREF = 5V
fCLK = 12MHz
10
ON CHANNEL
0
0
1
OFF CHANNEL
0.1
0.01
– 60 –40 –20 0 20 40 60 80 100 120 140
TEMPERATURE (°C)
1196/98 G19
Integral Nonlinearity vs
Code at 2.7V
0.5
VCC = 2.7V
VREF = 2.5V
fCLK = 3MHz
–0.5
0
32 64
96 128 160 192 224 256
CODE
1196/98 G20
Differential Nonlinearity vs
Code at 2.7V
0.5
VCC = 2.7V
VREF = 2.5V
fCLK = 3MHz
0
0
–0.5
0
32 64
96 128 160 192 224 256
CODE
1196/98 G22
–0.5
0 32 64 96 128 160 192 224 256
CODE
1196/98 G23
4096 Point FFT Plot at 5V
0
–10
VCC = 5V
fIN = 29kHz
–20
fSMPL = 882kHz
–30
–40
–50
–60
–70
–80
–90
–100
0
100 200 300 400 500
FREQUENCY (kHz)
1196/98 G25
4096 Point FFT at 2.7V
0
–10
VCC = 2.7V
fIN = 29kHz
–20
fSMPL = 340kHz
–30
–40
–50
–60
–70
–80
–90
–100
0
50
100
150
200
FREQUENCY (kHz)
1196/98 G26
–0.5
0
32 64
96 128 160 192 224 256
CODE
1196/98 G21
Effective Bits and S/(N + D) vs
Input Frequency
8
50
7
VREF = VCC = 2.7V
fSMPL = 383kHz (LTC1196)
44
fSMPL = 287kHz (LTC1198)
6
VREF = VCC = 5V
5
fSMPL = 1MHz (LTC1196)
fSMPL = 750kHz (LTC1198)
4
3
2
1
TA = 25°C
0
1k
10k
100k
INPUT FREQUENCY (Hz)
1M
1196/98 G24
FFT Output of 455kHz AM Signal
Digitized at 1MSPS
0
–10
VCC = 5V
fIN = 455kHz WITH 20kHz AM
–20 fSMPL = 1MHz
–30
–40
–50
–60
–70
–80
–90
–100
0
100 200 300 400 500
FREQUENCY (kHz)
1196/98 G27
9
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