
5
LTC1411
1411f
TYPICAL PERFOR A CE CHARACTERISTICS
UW
INPUT FREQUENCY (kHz)
10
–80
DISTORTION
(dB)
–60
–40
100
1000
10000
1411 G04
–100
–110
0
–20
–90
–70
–50
–10
–30
Spurious Free Dynamic Range
vs Input Frequency
S/(N + D) vs Input Frequency
and Amplitude
Integral Nonlinearity
vs Output Code
Differential Nonlinearity
vs Output Code
INPUT FREQUENCY (kHz)
10
38
SINAD
(dB)
50
62
100
1000
10000
1411 G05
26
14
86
74
32
44
56
20
80
68
0dB
–20dB
–40dB
OUTPUT CODE
0
–1.0
INL
(LSB)
–0.8
–0.4
–0.2
0
1.0
0.4
4096
8192
1411 G07
–0.6
0.6
0.8
0.2
12288
16384
OUTPUT CODE
0
–1.0
DNL
(LSB)
–0.8
–0.4
–0.2
0
1.0
0.4
4096
8192
1411 G08
–0.6
0.6
0.8
0.2
12288
16384
Supply Current vs Temperature
TEMPERATURE (
°C)
–50
45
44
43
42
41
40
39
38
37
36
35
SUPPLY
CURRENT
(mA)
–25
0
25
50
1411 G11
75
100
VDD = 5V
Supply Current vs Supply Voltage
VDD (V)
4.5
31.5
SUPPLY
CURRENT
(mA)
34.0
36.5
39.0
41.5
44.0
46.5
TA = 25°C
4.75
5.0
5.25
5.5
1411 G12
Histogram for 4096 Conversions
CODE
3500
3000
2500
2000
1500
1000
500
0
01
1411 G13
–1
COUNTS
4096 Points FFT Plot (100kHz)
INPUT FREQUENCY (kHz)
0
–60
–40
0
1411 G14
–80
–100
–120
–140
–20
AMPLITUDE
(dB)
SINAD = 78.8dB
SFDR = 95dB
fSAMPLE = 2.5MHz
fIN = 100kHz
1000
250
500
750
1250