LTC1599 데이터 시트보기 (PDF) - Linear Technology
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LTC1599 Datasheet PDF : 20 Pages
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LTC1599
TYPICAL PERFOR A CE CHARACTERISTICS
Midscale Glitch Impulse
40
USING AN LT1468
30 CFEEDBACK = 30pF
VREF = 10V
20
10
Full-Scale Settling Waveform
LD PULSE
5V/DIV
0
1.5nV-s TYPICAL
– 10
– 20
GATED
SETTLING
WAVEFORM
500µV/DIV
– 30
– 40
0
0.2
0.4
0.6
0.8 1.0
TIME (µs)
1599 G01
500ns/DIV
USING LT1468 OP AMP
CFEEDBACK = 20pF
0V to 10V STEP
1599 G02
Bipolar Multiplying Mode
Signal-to-(Noise + Distortion)
vs Frequency, Code = All Zeros
– 40
VCC = 5V USING TWO LT1468s
– 50
CFEEDBACK = 15pF
RL = 600Ω
REFERENCE = 6VRMS
– 60
Bipolar Multiplying Mode
Signal-to-(Noise + Distortion)
vs Frequency, Code = All Ones
– 40
VCC = 5V USING TWO LT1468s
– 50
CFEEDBACK = 15pF
RL = 600Ω
REFERENCE = 6VRMS
– 60
– 70
– 70
– 80
– 90
– 100
– 110
10
500kHz FILTER
80kHz FILTER
30kHz
FILTER
100
1k
10k
100k
FREQUENCY (Hz)
1599 G04
– 80
– 90
– 100
– 110
10
500kHz FILTER
80kHz FILTER
30kHz FILTER
100
1k
10k
FREQUENCY (Hz)
100k
1599 G05
Logic Threshold vs Supply Voltage
3.0
2.5
2.0
1.5
1.0
0.5
0
01234567
SUPPLY VOLTAGE (V)
1599 G07
Integral Nonlinearity (INL)
1.0
0.8
0.6
0.4
0.2
0
– 0.2
– 0.4
– 0.6
– 0.8
– 1.0
0
16384 32768 49152
DIGITAL INPUT CODE
65535
1599 G08
4
Unipolar Multiplying Mode
Signal-to-(Noise + Distortion)
vs Frequency
– 40
VCC = 5V USING AN LT1468
– 50
CFEEDBACK = 30pF
RL = 600Ω
REFERENCE = 6VRMS
– 60
– 70
– 80
– 90
– 100
– 110
10
500kHz FILTER
80kHz FILTER
30kHz FILTER
100
1k
10k
FREQUENCY (Hz)
100k
1599 G03
Supply Current vs Input Voltage
5
VCC = 5V
ALL DIGITAL INPUTS
TIED TOGETHER
4
3
2
1
0
0
1
2
3
4
5
INTPUT VOLTAGE (V)
1599 G06
Differential Nonlinearity (DNL)
1.0
0.8
0.6
0.4
0.2
0
– 0.2
– 0.4
– 0.6
– 0.8
– 1.0
0
16384 32768 49152
DIGITAL INPUT CODE
65535
1598 G09
sn1599 1599fs
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