
_______________________________________________________________________________________ 7
MAX11201
24-Bit, Single-Channel, Ultra-Low-Power, Delta
Sigma ADC with 2-Wire Serial Interface
Typical Operating Characteristics (continued)
(VAVDD = 3.6V, VDVDD = 1.8V, VREFP - VREFN = AVDD; internal clock; TA = TMIN to TMAX, unless otherwise specified. Typical values
are at TA = +25NC.)
INL vs. INPUT VOLTAGE
MAX11201
toc19
INPUT VOLTAGE (V)
INL
(ppmFSR)
2.0
1.5
0.5 1.0
-1.5 -1.0 -0.5 0
-2.0
-8
-6
-4
-2
0
2
4
6
8
10
-10
-2.5
2.5
VIN(CM) = 1.8V
TA = +25°C
TA = +85°C
TA = -45°C
TUE vs. INPUT VOLTAGE
MAX11201
toc20
INPUT VOLTAGE (V)
INL
(ppmFSR)
2.0
1.5
0.5 1.0
-1.5 -1.0 -0.5 0
-2.0
-8
-6
-4
-2
0
2
4
6
8
10
-10
-2.5
2.5
VIN(CM) = 1.8V
TA = +25°C
TA = +85°C
TA = -45°C
MAX11201
toc21
TEMPERATURE (°C)
NORMALIZED
FULL-SCALE
ERROR
(ppmFSR)
FULL-SCALE ERROR vs. TEMPERATURE
75
55
15
35
-5
-25
-8
-6
-4
-2
0
2
4
6
8
10
-10
-45
VREF = 2.5V
+FS ERROR
-FS ERROR
PSRR vs. FREQUENCY
(MAX11201B)
MAX11201
toc23
FREQUENCY (Hz)
PSRR
(dB)
10,000
1000
100
10
-120
-100
-80
-60
-40
-20
0
-140
1
100,000
DVDD
AVDD
PSRR vs. FREQUENCY
(MAX11201A)
MAX11201
toc22
FREQUENCY (Hz)
PSRR
(dB)
10,000
1000
100
10
-120
-100
-80
-60
-40
-20
0
-140
1
100,000
DVDD
AVDD
CMRR vs. FREQUENCY
MAX11201
toc24
FREQUENCY (Hz)
CMRR
(dB)
10,000
1000
100
10
-120
-100
-80
-60
-40
-20
0
-140
1
100,000
MAX11201A
MAX11201B
NORMAL-MODE REJECTION
DATA RATE 120.0SPS
MAX11201 toc25
0
-10
-20
-30
-40
-50
-60
-70
-80
-90
-100
-110
-120
-130
-140
-150
0
200
400
600
800
1000
1200
1400
1600
1800
2000
FREQUENCY (Hz)
GAIN
(dB)
MAX11201A
NORMAL-MODE REJECTION
DATA RATE 13.750SPS
MAX11201 toc26
0
-10
-20
-30
-40
-50
-60
-70
-80
-90
-100
-110
-120
-130
-140
-150
0 10 20 30 40 50 60 70 80 90 100
FREQUENCY (Hz)
GAIN
(dB)
MAX11201B