Datasheet

MAX11618–MAX11621/MAX11624/MAX11625
10-Bit, 300ksps ADCs
with FIFO and Internal Reference
8 _______________________________________________________________________________________
Typical Operating Characteristics (continued)
(V
DD
= 3V (MAX11619/MAX11621/MAX11625); V
DD
= 5V (MAX11618/MAX11620/MAX11624), f
SCLK
= 4.8MHz, C
LOAD
= 30pF,
T
A
= +25°C, unless otherwise noted.)
INTERNAL REFERENCE VOLTAGE
vs. SUPPLY VOLTAGE
MAX11618 toc18
V
DD
(V)
5.15
5.054.954.85
4.095
4.096
4.097
4.098
4.099
4.094
4.75 5.25
V
REF
(V)
MAX11618/MAX11620/
MAX11624
V
DD
= 5V
2.7 3.6
V
REF
(V)
2.498
2.499
2.500
2.501
2.502
2.497
INTERNAL REFERENCE VOLTAGE
vs. SUPPLY VOLTAGE
MAX11618 toc19
V
DD
(V)
3.0
3.3
MAX11619/MAX11621
MAX11625
V
DD
= 3V
INTERNAL REFERENCE VOLTAGE
vs. TEMPERATURE
MAX11618 toc20
TEMPERATURE (°C)
60
3510-15
4.080
4.090
4.100
4.110
4.120
4.070
-40 85
V
REF
(V)
MAX11618/MAX11620/
MAX11624
V
DD
= 5V
INTERNAL REFERENCE VOLTAGE
vs. TEMPERATURE
MAX11618 toc21
TEMPERATURE (°C)
60
3510-15
2.480
2.490
2.500
2.510
2.520
2.470
-40 85
V
REF
(V)
MAX11619/MAX11621/
MAX11625
V
DD
= 3V
OFFSET ERROR vs. SUPPLY VOLTAGE
MAX11618 toc22
V
DD
(V)
5.15
5.054.954.85
-0.4
-0.2
0
0.2
0.4
0.6
-0.6
4.75 5.25
OFFSET ERROR (LSB)
MAX11618/MAX11620/
MAX11624
f
SAMPLE
= 300ksps
OFFSET ERROR vs. SUPPLY VOLTAGE
MAX11618 toc23
V
DD
(V)
OFFSET ERROR (LSB)
0.55
0.60
0.65
0.70
0.50
2.7 3.6
3.0 3.3
MAX11619/MAX11621/
MAX11625
f
SAMPLE
= 300ksps