MAX1021 Datasheet, PDF (10/40 Pages) Maxim Integrated Products – 10-Bit, Multichannel ADCs/DACs with FIFO, Temperature Sensing, and GPIO Ports

10-Bit, Multichannel ADCs/DACs with FIFO,
Temperature Sensing, and GPIO Ports
Typical Operating Characteristics (continued)
(AV_DD = DV_DD = 3V, external V_REF = 2.5V, 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.)
DAC FULL-SCALE ERROR
vs. ANALOG SUPPLY VOLTAGE
0.4
0.3
DAC FULL-SCALE ERROR
vs. TEMPERATURE
3
2
1
DAC FULL-SCALE ERROR
vs. TEMPERATURE
3
INTERNAL
2
REFERENCE
1
0.2
0.1
0
2.5 3.0 3.5 4.0 4.5 5.0 5.5
SUPPLY VOLTAGE (V)
DAC FULL-SCALE ERROR
vs. REFERENCE VOLTAGE
1.00
AV_DD = DV_DD = 5V
0.75
0.50
0.25
0
-0.25
-0.50
-0.75
-1.00
0
1
2
3
4
5
REFERENCE VOLTAGE (V)
DAC FULL-SCALE ERROR
vs. LOAD CURRENT
1
0
EXTERNAL
-1
REFERENCE = 4.096V
-2
AV_DD = DV_DD = 5V
-3
-40 -15 10
35
60
85
TEMPERATURE (°C)
DAC FULL-SCALE ERROR
vs. REFERENCE VOLTAGE
0
-0.5
-1.0
-1.5
-2.0
-2.5
-3.0
0
0.5 1.0 1.5 2.0 2.5 3.0
REFERENCE VOLTAGE (V)
INTERNAL REFERENCE VOLTAGE
vs. TEMPERATURE
2.52
0
EXTERNAL
-1
REFERENCE = 2.5V
-2
AV_DD = DV_DD = 3V
-3
-40 -15 10
35
60
85
TEMPERATURE (°C)
DAC FULL-SCALE ERROR
vs. LOAD CURRENT
1
0
-1
-2
-3
AV_DD = DV_DD = 5V
EXTERNAL REFERENCE = 4.096V
-4
0 5 10 15 20 25 30
LOAD CURRENT (mA)
ADC REFERENCE SUPPLY CURRENT
vs. ANALOG SUPPLY VOLTAGE
25.1
0
2.51
25.0
-1
2.50
24.9
-2
2.49
24.8
-3
-4
0 0.5 1.0 1.5 2.0 2.5 3.0
LOAD CURRENT (mA)
2.48
-40 -15
10
35
60
85
TEMPERATURE (°C)
24.7
2.5 3.0 3.5 4.0 4.5 5.0 5.5
SUPPLY VOLTAGE (V)
10 ______________________________________________________________________________________