Datasheet

LTC2360/LTC2361/LTC2362
6
236012fa
TYPICAL PERFORMANCE CHARACTERISTICS
Integral Nonlinearity
vs Output Code
Differential Nonlinearity
vs Output Code
Histogram for 16384 Conversions
Supply Current vs Sample Rate
SINAD vs Input Frequency
THD vs Input Frequency
48kHz Sine Wave 8192 FFT Plot
T
A
= 25°C, V
DD
= OV
DD
= V
REF
(LTC2360, Note 4)
OUTPUT CODE
0
0.6
0.8
3072
3584
236012 G01
–0.4
–0.2
0
0.2
0.4
–0.8
–0.6
512
1024
1536
2048
2560
4096
–1
INL (LSB)
1
V
DD
= 3V
OUTPUT CODE
0
0.6
0.8
3072
3584
236012 G02
–0.4
–0.2
0
0.2
0.4
–0.8
–0.6
512
1024
1536
2048
2560
4096
–1
DNL (LSB)
1
V
DD
= 3V
CODE
COUNT
10000
8000
4000
6000
2000
0
20472045 2049
236012 G04
20502046 2048
V
DD
= 3V
SAMPLING FREQUENCY (ksps)
0
SUPPLY CURRENT (µA)
500
400
200
300
100
0
4020 60 70
236012 G05
1003010 50
V
DD
= 3.6V
9080
INPUT FREQUENCY (kHz)
SINAD (dB)
236012 G07
74
73
72
70
71
69
1 10010
V
DD
= 3.6V
V
DD
= 2.35V
V
DD
= 3.0V
INPUT FREQUENCY (kHz)
THD (dB)
236012 G08
–78
–80
–82
–84
–90
–88
–86
–92
1 10010
V
DD
= 3.6V
V
DD
= 3.0V
V
DD
= 2.35V
INPUT FREQUENCY (kHz)
0
MAGNITUDE (dB)
0
–20
–60
–100
–40
–80
–120
–140
20 40
2306012 G09
503010
V
DD
= 3V
f
SMPL
= 100ksps
Integral and Differential Nonlinearity
vs Reference Voltage (TS8 Package)
REFERENCE VOLTAGE (V)
0.8
0.6
0.8
3.2
236012 G03
–0.4
–0.2
0
0.2
0.4
–0.8
–0.6
1.2
1.6
2
2.4
2.8
3.6
–1
NONLINEARITY ERROR (LSB)
1
V
DD
= 3.6V
MIN DNL
MAX DNL
MAX INL
MIN INL
Reference Current vs Sample
Rate (TS8 Package)
SAMPLE RATE (ksps)
0
REFERENCE CURRENT (µA)
20.0
16.0
8.0
12.0
4.0
0.0
4020 60 70
236012 G06
1003010 50
V
DD
= 3.6V
9080