Rainbow Electronics MAX1338 - Manual (Page 7)

MAX1338
14-Bit, 4-Channel, Software-Programmable,
Multiranging, Simultaneous-Sampling ADC
_______________________________________________________________________________________ 7
-0.8
-0.6
-0.4
-0.2
0
0.2
0.4
0.6
0.8
-8192 -4096 0 4096 8192
INTEGRAL NONLINEARITY
vs. OUTPUT CODE
MAX1338 toc01
OUTPUT CODE (DECIMAL)
INL (LSB)
-0.6
-0.2
-0.4
0.2
0
0.4
0.6
-8192 0 -4096 4096 8192
DIFFERENTIAL NONLINEARITY
vs. OUTPUT CODE
MAX1338 toc02
OUTPUT CODE (DECIMAL)
DNL (LSB)
-6
-4
-5
-2
-3
-1
0
4.75 4.95 4.85 5.05 5.15 5.25
OFFSET ERROR
vs. SUPPLY VOLTAGE
MAX1338 toc03
AV DD (V)
OFFSET ERROR (LSB)
CHANNEL 0
CHANNEL 2
CHANNEL 1
CHANNEL 3
-15
-5
-10
5
0
10
15
-40 10 -15 35 60 85
OFFSET ERROR
vs. TEMPERATURE
MAX1338 toc04
TEMPERATURE (°C)
OFFSET (LSB)
GAIN ERROR
vs. SUPPLY VOLTAGE
MAX1338 toc05
SUPPLY VOLTAGE (V)
GAIN ERROR (%FS)
5.15 5.05 4.85 4.95
-0.20
-0.19
-0.18
-0.17
-0.16
-0.15
-0.14
-0.13
-0.21
4.75 5.25
CH1
CH2
CH3
CH0
REFERENCE ERROR NULLED
-0.15
-0.05
-0.10
0.05
0
0.10
0.15
-40 10 -15 35 60 85
GAIN ERROR
vs. TEMPERATURE
MAX1338 toc06
TEMPERATURE (°C)
GAIN ERROR (%FS)
0
2000
1000
4000
3000
5000
6000
-2 0 -1 1 2
OUTPUT HISTOGRAM
(DC INPUT)
MAX1338 toc07
DIGITAL OUTPUT CODE
COUNTS
61
1646.25
4584.25
1802.75
97.25
OFFSET NORMALIZED
-0.8
-0.6
-0.5
-0.4
-0.3
-0.2
-0.1
0
0.1
0 50 100 150 200
ANALOG INPUT BANDWIDTH
MAX1338 toc08
f IN (kHz)
ATTENUATION (dB)
-0.7
Typical Operating Characteristics
(AV
DD
= DV
DD
= +5.0V, DRV
DD
= +3.0V, AGND = DGND = DRGND = 0, INTCLK/EXTCLK = AGND, f
CLK
= 5MHz, input range =
±10V, REFP2 = REFP1, REFN2 = REFN1, COM1 = COM2, 1.0nF from REFADC to AGND, 1.0µF and 0.1µF from COM1 to AGND,
0.1µF from REFP1 to AGND, 0.1µF from REFN1 to AGND, 1.0µF from REFP1 to REFN1.)