Datasheet

MAX11634–MAX11637
12-Bit, 300ksps ADCs with Differential
Track/Hold, and Internal Reference
_______________________________________________________________________________________ 9
Typical Operating Characteristics (continued)
(V
DD
= 3V, V
REF
= 2.5V, f
SCLK
= 4.8MHz, C
LOAD
= 30pF, T
A
= +25°C for MAX11635/MAX11637, unless otherwise noted. V
DD
= 5V,
V
REF
= 4.096V, f
SCLK
= 4.8MHz, C
LOAD
= 30pF, T
A
= +25°C for MAX11634/MAX11636, unless otherwise noted.)
OFFSET ERROR vs. TEMPERATURE
MAX11634 toc25
TEMPERATURE (°C)
OFFSET ERROR (LSB)
603510-15
0.7
0.9
1.1
1.3
1.5
0.5
-40 85
MAX11635/MAX11637
f
SAMPLE
= 300ksps
GAIN ERROR vs. SUPPLY VOLTAGE
MAX11634 toc26
V
DD
(V)
GAIN ERROR (LSB)
5.155.054.954.85
0.1
0.2
0.3
0.4
0.5
0.6
0.7
0
4.75 5.25
MAX11634/MAX11636
f
SAMPLE
= 300ksps
GAIN ERROR vs. SUPPLY VOLTAGE
MAX11634 toc27
V
DD
(V)
GAIN ERROR (LSB)
3.33.0
-0.4
-0.3
-0.2
-0.1
0
-0.5
2.7 3.6
MAX11635/MAX11637
f
SAMPLE
= 300ksps
GAIN ERROR vs. TEMPERATURE
MAX11634 toc28
TEMPERATURE (°C)
GAIN ERROR (LSB)
603510-15
-0.6
-0.2
0.2
0.6
1.0
-1.0
-40 85
MAX11634/MAX11636
f
SAMPLE
= 300ksps
GAIN ERROR vs. TEMPERATURE
MAX11634 toc29
TEMPERATURE (°C)
GAIN ERROR (LSB)
603510-15
-0.3
-0.1
0.1
0.3
0.5
-0.5
-40 85
MAX11635/MAX11637
f
SAMPLE
= 300ksps
-10
-6
-8
-2
-4
0
2
0426810
SAMPLING ERROR
vs. SOURCE IMPEDANCE
MAX11634 toc30
SOURCE IMPEDANCE (k
Ω
)
SAMPLING ERROR (LSB)