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MAX1329 Datasheet, PDF (15/78 Pages) Maxim Integrated Products – 12-/16-Bit DASs with ADC, DACs, DPIOs, APIOs, Reference, Voltage Monitors, and Temp Sensor
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12-/16-Bit DASs with ADC, DACs, DPIOs, APIOs,
Reference, Voltage Monitors, and Temp Sensor
Typical Operating Characteristics (continued)
(AVDD = 5.0V, VREFADC = VREFDAC = 2.5V for DVDD = 3.0V; TA = +25°C, unless otherwise noted.)
1.2520
1.2515
1.2510
1.2505
1.2500
ADC REFERENCE VOLTAGE (1.25V)
vs. LOAD CURRENT
A
B
C
D
1.2495
E
1.2490
1.2485
F
1.2480
-100 0 100 200 300 400 500
IREFADC (µA)
A: TA = -40°C, AVDD = 5V, DVDD = 3V D: TA = +25°C, AVDD = 3V, DVDD = 2V
B: TA = -40°C, AVDD = 3V, DVDD = 2V E: TA = +85°C, AVDD = 5V, DVDD = 3V
C: TA = +25°C, AVDD = 5V, DVDD = 3V F: TA = +85°C, AVDD = 3V, DVDD = 2V
ADC REFERENCE VOLTAGE (2.048V)
vs. LOAD CURRENT
2.056
2.054
2.052
2.050
A
2.048
B
C
2.046
D
E
2.044
F
2.042
2.040
-100 0 100 200 300 400 500
IREFADC (µA)
A: TA = -40°C, AVDD = 5V, DVDD = 3V D: TA = +25°C, AVDD = 3V, DVDD = 2V
B: TA = -40°C, AVDD = 3V, DVDD = 2V E: TA = +85°C, AVDD = 5V, DVDD = 3V
C: TA = +25°C, AVDD = 5V, DVDD = 3V F: TA = +85°C, AVDD = 3V, DVDD = 2V
ADC REFERENCE VOLTAGE (2.5V)
vs. LOAD CURRENT
2.510
2.508
2.506
2.504
2.502
2.500
2.498
2.496
A
B
C
D
E
2.494
F
2.492
2.490
-100 0 100 200 300 400 500
IREFADC (µA)
A: TA = -40°C, AVDD = 5V, DVDD = 3V D: TA = +25°C, AVDD = 3V, DVDD = 2V
B: TA = -40°C, AVDD = 3V, DVDD = 2V E: TA = +85°C, AVDD = 5V, DVDD = 3V
C: TA = +25°C, AVDD = 5V, DVDD = 3V F: TA = +85°C, AVDD = 3V, DVDD = 2V
ADC REFERENCE VOLTAGE (1.25V)
vs. ANALOG SUPPLY VOLTAGE
1.255
1.254
1.253
1.252
1.251
TA = -40°C
1.250 TA = +25°C
1.249
1.248
1.247
TA = +85°C
1.246
1.245
2.5 3.0 3.5 4.0 4.5 5.0 5.5
AVDD SUPPLY VOLTAGE (V)
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