Datasheet

MAX1282/MAX1283
300ksps/400ksps, Single-Supply, 4-Channel,
Serial 12-Bit ADCs with Internal Reference
_______________________________________________________________________________________ 9
2.4988
2.4992
2.4990
2.4996
2.4994
2.5000
2.4998
2.5002
-40 0 20-20 40 60 80 100
REFERENCE VOLTAGE
vs. TEMPERATURE
MAX1282/3-10
TEMPERATURE (°C)
REFERENCE VOLTAGE (V)
MAX1283
MAX1282
-2.0
-1.0
-1.5
0.5
-0.5
0
1.5
1.0
2.0
OFFSET ERROR vs. SUPPLY VOLTAGE
MAX1282/3-11
SUPPLY VOLTAGE (V)
OFFSET ERROR (LSB)
2.5 3.0 4.53.5 4.0 5.0 5.5
-2.5
-1.5
-2.0
-0.5
-1.0
0
0.5
-40 10-15 35 60 85
OFFSET ERROR vs. TEMPERATURE
MAX1282/3-12
TEMPERATURE (°C)
OFFSET ERROR (LSB)
-1.0
0
0.4
0.2
-0.4
-0.6
-0.8
-0.2
0.6
0.8
1.0
2.5 3.0 4.53.5 4.0 5.0 5.5
GAIN ERROR vs. SUPPLY VOLTAGE
MAX1282/3-13
SUPPLY VOLTAGE (V)
GAIN ERROR (LSB)
-2.0
-1.5
-0.5
-1.0
0
0.5
GAIN ERROR vs. TEMPERATURE
MAX1282/3-14
TEMPERATURE (°C)
GAIN ERROR (LSB)
-40 10-15 35 60 85
Typical Operating Characteristics (continued)
(MAX1282: V
DD1
= V
DD2
= 5.0V, f
SCLK
= 6.4MHz; MAX1283: V
DD1
= V
DD2
= 3.0V, f
SCLK
= 4.8MHz; C
LOAD
= 20pF, 4.7µF capacitor
at REF, 0.01µF capacitor at REFADJ, T
A
= +25°C, unless otherwise noted.)