Datasheet
MAX1132/MAX1133
16-Bit ADC, 200ksps, 5V Single-Supply
with Reference
6 _______________________________________________________________________________________
Typical Operating Characteristics
(MAX1132/MAX1133: AV
DD
= DV
DD
= +5V , f
SCLK
= 4.8MHz, external clock (50% duty cycle), 24 clocks/conversion (200ksps),
bipolar input, external REF = +4.096V, 0.22µF bypassing on REFADJ, 2.2µF on REF, 1µF on CREF, T
A
= 25°C, unless otherwise noted.)
-1.5
-1.0
-0.5
0
0.5
1.0
1.5
1 13729
6865 20593
27457
34321
41185
48049
54913
61777
INTEGRAL NONLINEARITY
vs. DIGITAL OUTPUT CODE
MAX1132 toc01
DIGITAL OUTPUT CODE
INTEGRAL NONLINEARITY (LSB)
-1.0
-0.6
-0.8
-0.2
-0.4
0.2
0
0.4
0.8
0.6
1.0
1 13729
20593
27457
6865 34321
41185
48049
54913
61777
DIFFERENTIAL NONLINEARITY
vs. DIGITAL OUTPUT CODE
MAX1132 toc02
DIGITAL OUTPUT CODE
DIFFERENTIAL NONLINEARITY (LSB)
9.5
10.1
9.9
9.7
10.5
10.3
11.3
11.1
10.9
10.7
11.5
-40
-20
0
20 40 60 80
TOTAL SUPPLY CURRENT
vs. TEMPERATURE
MAX1132 toc03
TEMPERATURE (
°
C)
TOTAL SUPPLY CURRENT (mA)
A
B
C
A: AV
DD
, DV
DD
= +4.75V
B: AV
DD
, DV
DD
= +5.00V
C: AV
DD
, DV
DD
= +5.25V
-4
-3
-2
-1
0
OFFSET VOLTAGE vs. TEMPERATURE
MAX1132 toc04
TEMPERATURE (
°
C)
OFFSET VOLTAGE (mV)
-40 20 40-20 0 60 80
A
B
C
A: AV
DD
, DV
DD
= +4.75V
B: AV
DD
, DV
DD
= +5.00V
C: AV
DD
, DV
DD
= +5.25V
0
0.01
0.02
0.03
0.04
GAIN ERROR vs. TEMPERATURE
MAX1132 toc05
TEMPERATURE (
°
C)
GAIN ERROR (% FULL SCALE)
-40 20 40-20 0 60 80
A
B
C
A: AV
DD
, DV
DD
= +4.75V
B: AV
DD
, DV
DD
= +5.00V
C: AV
DD
, DV
DD
= +5.25V
100
10
1.00
0.10
0.01
0101 100 1000
TOTAL SUPPLY CURRENT vs.
CONVERSION RATE (USING SHUTDOWN)
MAX1132 toc06
CONVERSION RATE (ksps)
TOTAL SUPPLY CURRENT (mA)
0.990
0.995
1.000
1.005
1.010
NORMALIZED REF VOLTAGE
vs. TEMPERATURE
MAX1132 toc07
TEMPERATURE (°C)
NORMALIZED REF VOLTAGE (V)
-40 20 40-20 0 60 80
-120
-100
-80
-40
-60
-20
0
0189 273645546372819099
FFT PLOT
MAX1132 toc08
FREQUENCY (kHz)
AMPLITUDE (dB)
f
SAMPLE
= 200kHz
f
IN
= 5kHz
90
0
0.1 100101
SINAD PLOT
30
10
70
50
100
40
20
80
60
MAX1132 toc09
FREQUENCY (kHz)
AMPLITUDE (dB)
f
SAMPLE
= 200kHz