LTC2309
TYPICAL PERFORMANCE CHARACTERISTICS
T = 25°C, AV = DV = 5V, f = 14ksps, unless otherwise noted.
SMPL
A
DD
DD
Integral Nonlinearity vs
Output Code
Differential Nonlinearity vs
Output Code
1kHz Sine Wave
8192 Point FFT Plot
0
–20
1.00
0.75
0.50
0.25
0
1.00
0.75
0.50
0.25
0
SNR = 73.4dB
SINAD = 73.3dB
THD = –88dB
–40
–60
–80
–0.25
–0.50
–0.75
–1.00
–0.25
–0.50
–0.75
–1.00
–100
–120
–140
2048
0
1
2
4
5
6
7
0
1024
3072
4096
3
2048
0
1024
3072
4096
FREQUENCY (kHz)
OUTPUT CODE
OUTPUT CODE
2309 G01
2309 G02
2309 G03
Supply Current vs
Sampling Frequency
Offset Error vs Temperature
Full-Scale Error vs Temperature
4
2
2.5
2.0
1.5
1.0
0.5
0
2.0
1.5
1.0
UNIPOLAR
BIPOLAR
0.5
0
0
UNIPOLAR
BIPOLAR
–2
–4
–6
–0.5
–1.0
–0.5
–2.0
–50 –25
0
25
50
75 100 125
0.1
1
10
100
–50 –25
0
25
50
75 100 125
TEMPERATURE (°C)
SAMPLING FREQUENCY (ksps)
TEMPERATURE (°C)
2309 G06
3209 G04
2309 G05
Analog Input Leakage Current
vs Temperature
Supply Current vs Temperature
Sleep Current vs Temperature
3.0
2.8
2.6
2.4
2.2
2.0
1.8
1.6
1.4
1.2
1.0
10
8
1000
900
800
700
600
500
400
300
200
100
0
6
4
CH (ON)
CH (OFF)
2
0
–50
0
25
50
75 100 125
50
TEMPERATURE (°C)
125
–25
–50 –25
0
25
75 100
–50
0
25
50
75 100 125
TEMPERATURE (°C)
–25
TEMPERATURE (°C)
2309 G07
2309 G08
2309 G09
2309f
6
Linear [ Linear ]
