
LTC2302/LTC2306
8
23026fa
TYPICAL PERFORMANCE CHARACTERISTICS
Integral Nonlinearity
vs Output Code
Differential Nonlinearity
vs Output Code
1kHz Sine Wave
8192 Point FFT Plot
SNR vs Input Frequency
SINAD vs Input Frequency
THD vs Input Frequency
Supply Current
vs Sampling Frequency
Supply Current vs Temperature
(LTC2306) TA = 25°C, VDD = OVDD = 5V, VREF = 4.096V, fSMPL = 500ksps, unless otherwise noted.
OUTPUT CODE
0
INL
(LSB)
0
0.25
0.50
4096
23026 G13
–0.25
–0.50
–1.00
1024
2048
3072
–0.75
1.00
0.75
OUTPUT CODE
0
DNL
(LSB)
0
0.25
0.50
4096
23026 G14
–0.25
–0.50
–1.00
1024
2048
3072
–0.75
1.00
0.75
FREQUENCY (kHz)
0
–40
–20
0
200
23026 G15
–60
–80
50
100
150
250
–100
–120
–50
–30
–10
–70
–90
–110
–130
–140
MAGNITUDE
(dB)
SNR = 73.2dB
SINAD = 72.8dB
THD = –88.7dB
FREQUENCY (kHz)
1
50
SNR
(dB)
70
75
80
10
100
1000
23026 G16
65
60
55
FREQUENCY (kHz)
1
50
SINAD
(dB)
70
75
80
10
100
1000
23026 G17
65
60
55
FREQUENCY (kHz)
1
–80
THD
(dB)
–70
–60
10
100
1000
23026 G18
–90
–85
–75
–65
–95
–100
SAMPLING FREQUENCY (ksps)
1
2.0
SUPPL
Y
CURRENT
(mA)
2.5
3.0
3.5
10
100
1000
23026 G19
1.5
1.0
0.5
0
TEMPERATURE (°C)
–50
2.0
SUPPLY
CURRENT
(mA)
2.2
2.6
2.8
3.0
4.0
3.4
0
50
75
23026 G20
2.4
3.6
3.8
3.2
–25
25
100
125