MAX1329 Datasheet, PDF (13/78 Pages) Maxim Integrated Products – 12-/16-Bit DASs with ADC, DACs, DPIOs, APIOs, Reference, Voltage Monitors, and Temp Sensor

12-/16-Bit DASs with ADC, DACs, DPIOs, APIOs,
Reference, Voltage Monitors, and Temp Sensor
Typical Operating Characteristics (continued)
(AV_DD = 5.0V, V_REFADC = V_REFDAC = 2.5V for DV_DD = 3.0V; T_A = +25°C, unless otherwise noted.)
ADC DIFFERENTIAL NONLINEARITY
vs. DIGITAL INPUT CODE (AV_DD = 3.0V)
1.0
0.8 ^{fSAMPLE = 234ksps}
0.6
0.4
0.2
0
-0.2
-0.4
-0.6
-0.8
-1.0
0
1024
2048
3072
4096
DIGITAL INPUT CODE
ADC INTEGRAL NONLINEARITY
vs. DIGITAL INPUT CODE (AV_DD = 3.0V)
1.0
f_SAMPLE = 234ksps
0.8
0.6
0.4
0.2
0
-0.2
-0.4
-0.6
-0.8
-1.0
0
1024
2048
3072
4096
DIGITAL INPUT CODE
ADC SUPPLY CURRENT
vs. CONVERSION RATE
400
350
C
B
300
ADC OFFSET VOLTAGE
vs. TEMPERATURE
0.5
0.4
250
A
200
0.3
AV_DD = 2.7V
AV_DD = 5.5V
150
F
0.2
E
100
0.1
50
0
0
D
50 100 150 200 250 300
0
-40 -15 10
35
60
85
CONVERSION RATE (ksps)
TEMPERATURE (°C)
A = FAST POWER-DOWN B = NORMAL MODE
C = BURST MODE
AV_DD = 5V, V_REFDAC = 2.5V AVDD = 5V, VREFDAC = 2.5V AVDD = 5V, VREFDAC = 2.5V
D = FAST POWER-DOWN E = NORMAL MODE
F = BURST MODE
AV_DD = 3V, V_REFADC = 1.25V AVDD = 3V, VREFADC = 1.25V AVDD = 3V, VREFADC = 1.25V
ADC SUPPLY CURRENT
vs. ANALOG SUPPLY VOLTAGE
120
115
110
105
100
95
90
2.5 3.0 3.5 4.0 4.5 5.0 5.5
AV_DD (V)
ADC OFFSET ERROR
vs. SUPPLY VOLTAGE
0.50
0.48
0.46
0.44
0.42
0.40
2.7
3.7
4.7
AV_DD (V)
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