MAX1285BCSA Maxim, MAX1285BCSA Datasheet - Page 6

• Manufacturer Part Number: MAX1285BCSA
• Description: 400ksps/300ksps / Single-Supply / Low-Power / Serial 12-Bit ADCs with Internal Reference
• Manufacturer: Maxim

400ksps/300ksps, Single-Supply, Low-Power,
Serial 12-Bit ADCs with Internal Reference
(MAX1284: V
T
6
__________________________________________Typical Operating Characteristics
A
= +25°C, unless otherwise noted.)
-0.1
-0.2
-0.3
-0.4
0.4
0.3
0.2
0.1
1.8
1.6
1.4
1.2
1.0
0.8
0.6
0.4
0.2
_______________________________________________________________________________________
0
0
-40
0
OFFSET ERROR vs. TEMPERATURE
-20
vs. DIGITAL OUTPUT CODE
INTEGRAL NONLINEARITY
1k
DD
2.510
2.508
2.506
2.504
2.502
2.500
2.498
2.496
2.494
2.492
2.490
DIGITAL OUTPUT CODE
0
= +5.0V, f
TEMPERATURE (°C)
2.5
2k
20
INTERNAL REFERENCE VOLTAGE
3.0
40
3k
vs. SUPPLY VOLTAGE
SCLK
SUPPLY VOLTAGE (V)
3.5
60
4k
= 6.4MHz, MAX1285: V
4.0
80
100
5k
4.5
5.0
-0.1
-0.2
-0.3
-0.4
-0.2
-0.4
-0.6
-0.8
-1.0
0.6
0.5
0.4
0.3
0.2
0.1
1.0
0.8
0.6
0.4
0.2
0
0
5.5
2.5
0
GAIN ERROR vs. SUPPLY VOLTAGE
DIFFERENTIAL NONLINEARITY
3.0
vs. DIGITAL OUTPUT CODE
DD
1k
DIGITAL OUTPUT CODE
= +3.0V, f
3.5
2k
V
DD
4.0
(V)
3k
SCLK
4.5
4k
= 4.8MHz; C
5.0
2.510
2.508
2.506
2.504
2.502
2.500
2.498
2.496
2.494
2.492
2.490
5k
5.5
-40
INTERNAL REFERENCE VOLTAGE
-20
LOAD
-0.5
-1.0
-0.5
-1.0
-1.5
-2.0
-2.5
2.0
1.5
1.0
0.5
1.0
0.5
0
0
vs. TEMPERATURE
0
2.5
-40
TEMPERATURE (°C)
= 20pF, 4.7µF capacitor at REF,
OFFSET ERROR vs. SUPPLY VOLTAGE
GAIN ERROR vs. TEMPERATURE
20
-20
3.0
40
3.5
0
TEMPERATURE (°C)
60
4.0
20
V
DD
80
(V)
4.5
40
100
5.0
60
5.5
80
100
6.0