Typical operating characteristics (continued) – Rainbow Electronics MAX1329 User Manual
Page 16
MAX1329/MAX1330
12-/16-Bit DASs with ADC, DACs, DPIOs, APIOs,
Reference, Voltage Monitors, and Temp Sensor
16
______________________________________________________________________________________
ADC REFERENCE VOLTAGE (2.5V)
vs. ANALOG SUPPLY VOLTAGE
MAX1329 toc25
AV
DD
SUPPLY VOLTAGE (V)
V
REFADC
(V)
2.492
2.494
2.496
2.498
2.500
2.502
2.504
2.506
2.508
2.510
2.490
5.0
4.5
3.0
3.5
4.0
2.5
5.5
T
A
= -40°C
T
A
= +85°C
T
A
= +25°C
2.042
2.043
2.044
2.045
2.046
2.047
2.048
2.049
2.050
2.051
2.052
2.053
2.054
2.055
2.041
ADC REFERENCE VOLTAGE (2.048V)
vs. ANALOG SUPPLY VOLTAGE
MAX1329 toc24
AV
DD
SUPPLY VOLTAGE (V)
V
REFADC
(V)
5.0
4.5
3.0
3.5
4.0
2.5
5.5
T
A
= -40°C
T
A
= +85°C
T
A
= +25°C
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.)
1ms/div
ADC REFERENCE LINE TRANSIENT
(V
ADCREF
= +1.25V)
AV
DD
V
ADCREF
1.25V
3V
10mV/div
500mV/div
MAX1329 toc26
1ms/div
ADC REFERENCE LINE TRANSIENT
(V
ADCREF
= +2.048V)
AV
DD
V
ADCREF
2.048V
3V
10mV/div
500mV/div
MAX1329 toc27
1ms/div
ADC REFERENCE LINE TRANSIENT
(V
ADCREF
= +2.5V)
AV
DD
V
ADCREF
2.5V
3V
10mV/div
500mV/div
MAX1329 toc28
1ms/div
ADC REFERENCE LINE TRANSIENT
(V
ADCREF
= +1.25V)
AV
DD
V
ADCREF
1.25V
5V
20mV/div
500mV/div
MAX1329 toc29
1ms/div
ADC REFERENCE LINE TRANSIENT
(V
ADCREF
= +2.048V)
AV
DD
V
ADCREF
2.048V
5V
20mV/div
500mV/div
MAX1329 toc30