Datasheet

www.maximintegrated.com
Maxim Integrated │ 6
MAX11200/MAX11210 24-Bit, Single-Channel, Ultra-Low-Power,
Delta-Sigma ADCs with GPIO
Typical Operating Characteristics (continued)
(V
AVDD
= +3.6V, V
DVDD
= +1.8V, V
REFP
- V
REFN
= 2.5V; internal clock; T
A
= T
MIN
to T
MAX
, unless otherwise noted. Typical values
are at T
A =
+25NC.)
CMRR vs. FREQUENCY
MAX11200/10 toc18
FREQUENCY (Hz)
CMRR (dB)
10,000100010010
-120
-100
-80
-60
-40
-20
0
-140
1
100,000
10SPS
120SPS
PSRR vs. FREQUENCY
(DATA RATE 10SPS)
MAX11200/10 toc17
FREQUENCY (Hz)
PSRR (dB)
10,000100010010
-120
-100
-80
-60
-40
-20
0
-140
1 100,000
DVDD
AVDD
PSRR vs. FREQUENCY
(DATA RATE 120SPS)
MAX11200/10 toc16
FREQUENCY (Hz)
PSRR (dB)
10,000100010010
-120
-100
-80
-60
-40
-20
0
-140
1 100,000
DVDD
AVDD
TUE vs. INPUT VOLTAGE
MAX11200/10 toc15
INPUT VOLTAGE (V)
INL (ppmFSR)
2.01.50.5 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
T
A
= +85°C
T
A
= -45°C
T
A
= +25°C
VIN(CM) = 1.8V
INTEGRAL NONLINEARITY
vs. INPUT VOLTAGE
MAX11200/10 toc14
INPUT VOLTAGE (V)
INL (ppmFSR)
2.01.50.5 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
T
A
= +85°C
T
A
= -45°C
T
A
= +25°C
VIN(CM) = 1.8V
LONG-TERM ADC READINGS
MAX11200/10 toc13
TIME (MINUTES)
ADC READING (µV)
2.52.01.51.00.5
-4
-3
-2
-1
0
1
2
3
4
5
-5
0 3.0
SHORTED INPUTS
RMS NOISE = 570nV
T
A
= +25°C
NOISE vs. INPUT VOLTAGE
MAX11200/10 toc12
INPUT VOLTAGE (V)
NOISE (µV
RMS
)
2.01.50.5 1.0-1.5 -1.0 -0.5 0-2.0
0.1
0.2
0.3
0.4
0.5
0.6
0.7
0.8
0.9
1.0
0
-2.5 2.5
INTERNAL OSCILLATOR FREQUENCY
vs. AVDD VOLTAGE
MAX11200/10 toc11
AVDD VOLTAGE (V)
FREQUENCY (MHz)
3.453.15 3.303.002.85
1.7
1.6
1.8
1.9
2.0
2.1
2.2
2.3
2.4
2.5
2.6
2.7
2.8
2.9
3.0
1.5
2.70 3.60
LINEF = 1
LINEF = 0
INTERNAL OSCILLATOR FREQUENCY
vs. TEMPERATURE
MAX11200/10 toc10
TEMPERATURE (°C)
FREQUENCY (MHz)
755515 35-5-25
1.7
1.6
1.8
1.9
2.0
2.1
2.2
2.3
2.4
2.5
2.6
2.7
2.8
2.9
3.0
1.5
-45 95
V
AVDD
= 3.0V
LINEF = 1
LINEF = 0