Rainbow Electronics MAX1386 - Manual (Page 14)

MAX1385/MAX1386
Dual RF LDMOS Bias Controllers
with I
2 C/SPI Interface
14 ______________________________________________________________________________________
-0.05
-0.03
-0.04
-0.01
-0.02
0.01
0
0.02
0.04
0.03
0.05
-40 -10 5 20 -25 35 50 65 80
ADC GAIN ERROR vs. TEMPERATURE
MAX1385/86 toc28
TEMPERATURE (°C)
GAIN ERROR (%)
AV DD = 5V
-1.4
-1.0
-1.2
-0.6
-0.8
-0.2
-0.4
0
-40 0 20 -20 40 60 80
INTERNAL TEMPERATURE SENSOR
ERROR vs. TEMPERATURE
MAX1385/86 toc29
TEMPERATURE (°C)
ERROR (
°
C)
-1.0
-0.4
-0.6
-0.8
0
-0.2
0.8
0.6
0.4
0.2
1.0
MAX1385/86 toc30
ERROR (
°
C)
EXTERNAL TEMPERATURE SENSOR
ERROR vs. TEMPERATURE
-40 0 20 -20 40 60 80
TEMPERATURE (°C)
-0.100
-0.075
-0.050
-0.025
0
0.025
0.050
0.075
0.100
4.75 4.85 4.95 5.05 5.15 5.25
ADC OFFSET ERROR vs. AV
DD
VOLTAGE
MAX1385/86 toc27
AV DD (V)
OFFSET ERROR (%)
Typical Operating Characteristics (continued)
(GATEV DD = +5.5V for the MAX1385, GATEV DD = +11V for the MAX1386, AV DD = DV DD = +5V, external V REFADC = +2.5V, external
V
REFDAC
= +2.5V, C
REF
= 0.1µF, T
A
= +25°C, unless otherwise noted.)
2.484
2.489
2.494
2.499
2.504
2.509
-40 -10 -25 5 20 35 50 65 80
INTERNAL REFERENCE
vs. TEMPERATURE
MAX1385/86 toc25
TEMPERATURE (°C)
REFERENCE VOLTAGE (V)
AV DD = 5V
-0.100
-0.050
-0.075
0.025
0
-0.025
0.075
0.050
0.100
-40 5 20 -25 -10 35 50 65 80
ADC OFFSET ERROR vs. TEMPERATURE
MAX1385/86 toc26
TEMPERATURE (°C)
OFFSET ERROR (%)
AV DD = 5V