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MAX1245_09 Datasheet, PDF (5/21 Pages) Maxim Integrated Products – +2.375V, Low-Power, 8-Channel, Serial 12-Bit ADC | |||
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+2.375V, Low-Power, 8-Channel,
Serial 12-Bit ADC
____________________________Typical Operating Characteristics (continued)
(VDD = 2.5V, VREF = 2.048V, fCLK = 1.5MHz, CLOAD = 20pF, TA = +25°C, unless otherwise noted.)
INTEGRAL NONLINEARITY
vs. TEMPERATURE
0.50
0.45 VDD = 2.375V
0.40
0.35
0.30
0.25
0.20
0.15
0.10
0.05
0
-55 -30 -5 20 45 70 95 120 145
TEMPERATURE (ËC)
OFFSET vs. SUPPLY VOLTAGE
0.50
0.45
0.40
0.35
0.30
0.25
0.20
0.15
0.10
0.05
0
2.375
2.625
2.875
VDD (V)
3.125
3.375
OFFSET vs. TEMPERATURE
0.50
0.45
0.40
0.35
0.30
0.25
0.20
0.15
0.10
0.05
0
-55 -30 -5 20 45 70 95 120 145
TEMPERATURE (ËC)
CHANNEL-TO-CHANNEL OFFSET MATCHING
vs. SUPPLY VOLTAGE
0.50
0.45
0.40
0.35
0.30
0.25
0.20
0.15
0.10
0.05
0
2.375
2.625
2.875
VDD (V)
3.125
3.375
GAIN ERROR
vs. TEMPERATURE
0.50
0.45
0.40
0.35
0.30
0.25
0.20
0.15
0.10
0.05
0
-55 -30 -5 20 45 70 95 120 145
TEMPERATURE (ËC)
CHANNEL-TO-CHANNEL OFFSET MATCHING
vs. TEMPERATURE
0.50
0.45
0.40
0.35
0.30
0.25
0.20
0.15
0.10
0.05
0
-55 -30 -5 20 45 70 95 120 145
TEMPERATURE (ËC)
CHANNEL-TO-CHANNEL GAIN MATCHING
vs. SUPPLY VOLTAGE
0.50
0.45
0.40
0.35
0.30
0.25
0.20
0.15
0.10
0.05
0
2.375
2.625
2.875
VDD (V)
3.125
3.375
GAIN ERROR
vs. SUPPLY VOLTAGE
0.50
0.45
0.40
0.35
0.30
0.25
0.20
0.15
0.10
0.05
0
2.375
2.625
2.875
VDD (V)
3.125
3.375
CHANNEL-TO-CHANNEL GAIN MATCHING
vs. TEMPERATURE
0.50
0.45
0.40
0.35
0.30
0.25
0.20
0.15
0.10
0.05
0
-55 -30 -5 20 45 70 95 120 145
TEMPERATURE (ËC)
_______________________________________________________________________________________ 5
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