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MAX1069 Datasheet, PDF (7/20 Pages) Maxim Integrated Products – 58.6ksps, 14-Bit, 2-Wire Serial ADC
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58.6ksps, 14-Bit, 2-Wire Serial ADC
in a 14-Pin TSSOP
Typical Operating Characteristics
(DVDD = +3.0V, AVDD = +5.0V, fSCL = 1.7MHz (33% duty cycle), fSAMPLE = 58.6ksps, VREF = +4.096V, external reference applied to
REF, REFADJ = AVDD, CREF = 10µF, TA = +25°C, unless otherwise noted.)
ANALOG SUPPLY CURRENT vs. ANALOG
SUPPLY VOLTAGE (INTERNAL REFERENCE)
1.75
DVDD = 3V
1.73
1.71
1.69
1.67
TA = +85°C
TA = +70°C
TA = +25°C
1.65
TA = 0°C
TA = -40°C
1.63
4.75 4.85 4.95 5.05 5.15 5.25
AVDD (V)
ANALOG SUPPLY CURRENT vs. ANALOG
SUPPLY VOLTAGE (EXTERNAL REFERENCE)
830
DVDD = 3V
820
810
800
790
TA = +85°C
780
TA = +70°C
TA = +25°C
770
TA = 0°C
TA = -40°C
760
4.75 4.85 4.95 5.05 5.15 5.25
AVDD (V)
ANALOG SHUTDOWN CURRENT
vs. ANALOG SUPPLY VOLTAGE
700
DVDD = 3V
600
fSAMPLE = 0
R/W = 0
500
400
300
TA = +85°C
200
TA = +70°C
TA = +25°C
100
TA = 0°C
TA = -40°C
0
4.75 4.85 4.95 5.05 5.15 5.25
AVDD (V)
DIGITAL SUPPLY CURRENT
vs. DIGITAL SUPPLY VOLTAGE
280
AVDD = 5V
260
240
220
TA = +85°C
200
180
TA = -40°C
160
140
120
100
2.7 3.1 3.5 3.9 4.3 4.7 5.1 5.5
DVDD (V)
OFFSET ERROR
vs. TEMPERATURE
800
600
400
200
0
-200
-400
-600
-800
-40 -15 10
35
60
85
TEMPERATURE (°C)
DIGITAL SHUTDOWN CURRENT
vs. DIGITAL SUPPLY VOLTAGE
350
AVDD = 5V
300
fSAMPLE = 0
R/W = 0
TA = -40°C
250
TA = 0°C
200
TA = +25°C
150
TA = +70°C
100
TA = +85°C
50
0
2.7 3.1 3.5 3.9 4.3 4.7 5.1 5.5
DVDD (V)
GAIN ERROR
vs. TEMPERATURE
0.008
0.006
0.004
0.002
0
-0.002
-0.004
-0.006
-0.008
-40 -15
10
35
60
85
TEMPERATURE (°C)
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