Datasheet

MAX11014/MAX11015
Automatic RF MESFET Amplifier
Drain-Current Controllers
______________________________________________________________________________________ 13
2.5018
2.5016
2.5014
2.5012
2.5010
4.750 5.0004.875 5.125 5.250
DAC INTERNAL REFERENCE VOLTAGE
vs. SUPPLY VOLTAGE
MAX11014 toc19
SUPPLY VOLTAGE (V)
DAC REFERENCE VOLTAGE (V)
AV
DD
= DV
DD
2.48
2.49
2.50
2.51
2.52
INTERNAL REFERENCE VOLTAGE
vs. TEMPERATURE
MAX11014 toc20
TEMPERATURE (°C)
REFERENCE VOLTAGE (V)
-50 25 50-25 0 75 100 125
V
REFDAC
V
REFADC
2.0
1.5
1.0
0.5
0
4.750 5.0004.875 5.125 5.250
ADC OFFSET ERROR
vs. ANALOG SUPPLY VOLTAGE
MAX11014 toc21
AV
DD
(V)
ADC OFFSET ERROR (LSB)
0
1
2
3
4
ADC OFFSET ERROR vs. TEMPERATURE
MAX11014 toc22
TEMPERATURE (°C)
ADC OFFSET ERROR (LSB)
-50 25 50-25 0 75 100 125
0
1.0
0.5
2.0
1.5
2.5
3.0
4.750 5.0004.875 5.125 5.250
ADC GAIN ERROR
vs. ANALOG SUPPLY VOLTAGE
MAX11014 toc23
AV
DD
(V)
ADC GAIN ERROR (LSB)
-3
-1
-2
1
0
3
2
4
-50 0 25-25 50 75 100 125
ADC GAIN EROR vs. TEMPERATURE
MAX11014 toc24
TEMPERATURE (°C)
ADC GAIN ERROR (LSB)
INTERNAL TEMPERATURE SENSOR ERROR
vs. TEMPERATURE
MAX11014 toc25
-1.00
-0.75
-0.25
-0.50
0.50
0.75
0.25
0
1.00
INTERNAL TEMPERATURE SENSOR ERROR (°C)
-50 0 25-25
50
75 100 125
TEMPERATURE (°C)
GND
V
RCS1-
100mV/div
V
PGAOUT1
200mV/div
V
FILT1
200mV/div
0 TO 100mV V
SENSE
TRANSIENT RESPONSE
MAX11014 toc26
10ms/div
GND
GND
V
RCS1-
200mV/div
V
PGAOUT1
500mV/div
V
FILT1
500mV/div
0 TO 250mV V
SENSE
TRANSIENT RESPONSE
MAX11014 toc27
10ms/div
Typical Operating Characteristics (continued)
(V
GATEVSS
= -5.5V; V
AVDD
= V
DVDD
= +5V, GATEV
SS
= AV
SS
= -5V, external V
REFADC
= +2.5V; external V
REFDAC
= +2.5V; C
REF
=
0.1µF; T
A
= T
MIN
to T
MAX
, unless otherwise noted.)