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MAX1246_07 Datasheet, PDF (8/25 Pages) Maxim Integrated Products – 2.7V, Low-Power, 4-Channel, Serial 12-Bit ADCs in QSOP-16
+2.7V, Low-Power, 4-Channel,
Serial 12-Bit ADCs in QSOP-16
____________________________Typical Operating Characteristics (continued)
(VDD = 3V, VREF = 2.5V, fSCLK = 2MHz, CLOAD = 20pF, TA = +25°C, unless otherwise noted.)
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 25 2.75 3 25 3.75 4.25 4.75 5 25
VDD (V)
0 50
0.45
0.40
0 35
0 30
0 25
0 20
0.15
0.10
0 05
0
2 25
GAIN ERROR
vs. SUPPLY VOLTAGE
2.75 3.25 3.75 4.25 4.75 5 25
VDD (V)
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
2.25 2.75 3.25 3.75 4.25 4.75 5 25
VDD (V)
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 (˚C)
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 (˚C)
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 (˚C)
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 25 2.75 3 25 3.75 4 25 4.75 5.25
VDD (V)
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 (˚C)
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