MAX1220 Datasheet, PDF (9/47 Pages) Maxim Integrated Products – 12-Bit, Multichannel ADCs/DACs with FIFO, Temperature Sensing, and GPIO Ports

12-Bit, Multichannel ADCs/DACs with FIFO,
Temperature Sensing, and GPIO Ports
Typical Operating Characteristics
(AV_DD = DV_DD = 3V (MAX1257), external V_REF = 2.5V (MAX1257), AV_DD = DV_DD = 5V (MAX1220/MAX1258), external V_REF =
4.096V (MAX1220/MAX1258), f_CLK = 3.6MHz (50% duty cycle), f_SAMPLE = 225ksps, C_LOAD = 50pF, 0.1µF capacitor at REF, T_A =
+25°C, unless otherwise noted.)
ANALOG SHUTDOWN CURRENT
vs. ANALOG SUPPLY VOLTAGE
0.5
ANALOG SHUTDOWN CURRENT
vs. ANALOG SUPPLY VOLTAGE
0.5
ANALOG SHUTDOWN CURRENT
vs. TEMPERATURE
0.4
0.4
0.3
0.2
0.1
MAX1220/MAX1258
0
4.750 4.875 5.000
5.125
SUPPLY VOLTAGE (V)
5.250
ADC INTEGRAL NONLINEARITY
vs. OUTPUT CODE
1.00
0.75
0.50
0.25
0
-0.25
-0.50
-0.75
MAX1220/MAX1258
-1.00
0
1024
2048
3072
4096
OUTPUT CODE
ADC DIFFERENTIAL NONLINEARITY
vs. OUTPUT CODE
1.00
0.75
0.50
0.25
0
-0.25
-0.50
-0.75
MAX1257
-1.00
0
1024
2048
3072
4096
OUTPUT CODE
0.4
0.3
0.2
0.1
MAX1257
0
2.7
3.0
3.3
3.6
SUPPLY VOLTAGE (V)
ADC INTEGRAL NONLINEARITY
vs. OUTPUT CODE
1.00
0.75
0.50
0.25
0
-0.25
-0.50
-0.75
MAX1257
-1.00
0
1024
2048
3072
4096
OUTPUT CODE
ADC OFFSET ERROR
vs. ANALOG SUPPLY VOLTAGE
1.0
0.8
0.6
0.4
0.2
MAX1220/MAX1258
0
4.750 4.875 5.000
5.125
SUPPLY VOLTAGE (V)
5.250
0.3
MAX1220/MAX1258
0.2
0.1
MAX1257
0
-40 -15
10
35
60
85
TEMPERATURE (°C)
ADC DIFFERENTIAL NONLINEARITY
vs. OUTPUT CODE
1.00
0.75
0.50
0.25
0
-0.25
-0.50
-0.75
MAX1220/MAX1258
-1.00
0
1024
2048
3072
4096
OUTPUT CODE
ADC OFFSET ERROR
vs. ANALOG SUPPLY VOLATGE
1.0
0.8
0.6
0.4
0.2
MAX1257
0
2.7
3.0
3.3
3.6
SUPPLY VOLTAGE (V)
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