LTC1590 查看數據表（PDF） - Linear Technology
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LTC1590 Datasheet PDF : 12 Pages
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LTC1590
TYPICAL PERFORMANCE CHARACTERISTICS
Full-Scale Settling Waveform
VDD = 5V
0V TO 5V OUTPUT RANGE
LT1363 OP AMP
CFB 30pF
Integral Nonlinearity (INL)
1.0
0.5
Differential Nonlinearity (DNL)
1.0
0.5
0
0
–0.5
–0.5
TIME (500ns/DIV)
1590 G12
–1.0
0
512 1024 1536 2048 2560 3072 3584 4095
DIGITAL INPUT CODE
1590 G02
Multiplying Mode Signal-to-
(Noise + Distortion) vs Frequency
–50
VDD = 5V
–60
–70
Integral Nonlinearity vs
Reference Voltage
0.20
VDD = 5V
0.15
–80
–90
–100
–110
1
USING AN
LT1363 WITH
500kHz FILTER
USING AN LT1007
WITH 22kHz FILTER
10
FREQUENCY (kHz)
50
1590 G10
Multiplying Mode Frequency
Response vs Digital Code
0 D11
10 D10
D9
20 D8
30
D7
D6
40 D5
D4
50 D3
60
D2
D1
70 D0
80
ALL BITS
OFF
90
ALL BITS
ON
100
100
1k
10k 100k 1M 10M
FREQUENCY (Hz)
1590 G07
0.10
0.05
0
2 3 4 5 6 7 8 9 10
REFERENCE VOLTAGE (V)
1590 G05
Integral Nonlinearity vs
Supply Voltage
1.0
0.9
0.8
0.7
0.6
0.5
0.4
0.3
VREF = 2V
0.2
VREF = 10V
0.1
0
23 4 5 6 7 8
SUPPLY VOLTAGE (V)
9 10
1590 G08
–1.0
0
512 1024 1536 2048 2560 3072 3584 4095
DIGITAL INPUT CODE
1590 G03
Differential Nonlinearity vs
Reference Voltage
0.20
VDD = 5V
0.15
0.10
0.05
0
2 3 4 5 6 7 8 9 10
REFERENCE VOLTAGE (V)
1590 G06
Differential Nonlinearity vs
Supply Voltage
1.0
0.9
0.8
0.7
0.6
0.5
0.4
0.3 VREF = 2V
0.2
VREF = 10V
0.1
0
23 4 5 6 7 8
SUPPLY VOLTAGE (V)
9 10
1590 G09
4
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