MAX11600 Datasheet, PDF (7/23 Pages) Maxim Integrated Products – 2.7V to 3.6V and 4.5V to 5.5V, Low-Power, 4-/8-/12-Channel 2-Wire Serial 8-Bit ADCs

2.7V to 3.6V and 4.5V to 5.5V, Low-Power,
4-/8-/12-Channel 2-Wire Serial 8-Bit ADCs
Typical Operating Characteristics (continued)
(V_DD = 3.3V (MAX11601/MAX11603/MAX11605), V_DD = 5V (MAX11600/MAX11602/MAX11604), f_SCL = 1.7MHz, external clock (33% duty
cycle), f_SAMPLE = 188ksps, single ended, unipolar, T_A = +25°C, unless otherwise noted.)
INTERNAL 2.048V REFERENCE VOLTAGE
vs. TEMPERATURE
1.020
1.015
1.010
1.005
1.000
0.995
0.990
0.985
0.980
-40 -15
10
35
60
85
TEMPERATURE (°C)
DIFFERENTIAL NONLINEARITY
vs. DIGITAL CODE
0.5
0.4
0.3
0.2
0.1
0
-0.1
-0.2
-0.3
-0.4
-0.5
0
50 100 150 200 250 300
DIGITAL OUTPUT CODE
0.5
0.4
0.3
0.2
0.1
0
-0.1
-0.2
-0.3
-0.4
-0.5
0
INTEGRAL NONLINEARITY
vs. DIGITAL CODE
50 100 150 200 250 300
DIGITAL OUTPUT CODE
0
-20
-40
-60
-80
-100
-120
0
FFT PLOT
f_{SAMPLE = 188ksps}
f_{IN = 25kHz}
20k 40k 60k 80k 100k
FREQUENCY (Hz)
OFFSET ERROR vs. SUPPLY VOLTAGE
1.0
0.9 ^{VREF = 2.048V}
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
0
2.5 3.0 3.5 4.0 4.5 5.0 5.5
V_DD (V)
OFFSET ERROR vs. TEMPERATURE
1.0
0.9
V_DD = 3.3V
V_REF = 2.048V
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
0
-40 -15
10
35
60
85
TEMPERATURE (°C)
GAIN ERROR vs. SUPPLY VOLTAGE
0
-0.01 ^{VREF = 2.048V}
-0.02
-0.03
-0.04
-0.05
-0.06
-0.07
-0.08
-0.09
-0.1
2.5 3.0 3.5 4.0 4.5 5.0 5.5
V_DD (V)
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