
MAX11634–MAX11637
12-Bit, 300ksps ADCs with Differential
Track/Hold, and Internal Reference
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9
Typical Operating Characteristics (continued)
(VDD = 3V, VREF = 2.5V, fSCLK = 4.8MHz, CLOAD = 30pF, TA = +25°C for MAX11635/MAX11637, unless otherwise noted. VDD = 5V,
VREF = 4.096V, fSCLK = 4.8MHz, CLOAD = 30pF, TA = +25°C for MAX11634/MAX11636, unless otherwise noted.)
OFFSET ERROR vs. TEMPERATURE
MAX11634
toc25
TEMPERATURE (°C)
OFFSET
ERROR
(LSB)
60
35
10
-15
0.7
0.9
1.1
1.3
1.5
0.5
-40
85
MAX11635/MAX11637
fSAMPLE = 300ksps
GAIN ERROR vs. SUPPLY VOLTAGE
MAX11634
toc26
VDD (V)
GAIN
ERROR
(LSB)
5.15
5.05
4.95
4.85
0.1
0.2
0.3
0.4
0.5
0.6
0.7
0
4.75
5.25
MAX11634/MAX11636
fSAMPLE = 300ksps
GAIN ERROR vs. SUPPLY VOLTAGE
MAX11634
toc27
VDD (V)
GAIN
ERROR
(LSB)
3.3
3.0
-0.4
-0.3
-0.2
-0.1
0
-0.5
2.7
3.6
MAX11635/MAX11637
fSAMPLE = 300ksps
GAIN ERROR vs. TEMPERATURE
MAX11634
toc28
TEMPERATURE (°C)
GAIN
ERROR
(LSB)
60
35
10
-15
-0.6
-0.2
0.2
0.6
1.0
-1.0
-40
85
MAX11634/MAX11636
fSAMPLE = 300ksps
GAIN ERROR vs. TEMPERATURE
MAX11634
toc29
TEMPERATURE (°C)
GAIN
ERROR
(LSB)
60
35
10
-15
-0.3
-0.1
0.1
0.3
0.5
-0.5
-40
85
MAX11635/MAX11637
fSAMPLE = 300ksps
-10
-6
-8
-2
-4
0
2
04
26
8
10
SAMPLING ERROR
vs. SOURCE IMPEDANCE
MAX11634
toc30
SOURCE IMPEDANCE (k
)
SAMPLING
ERROR
(LSB)