MAX11014_08 Datasheet, PDF (12/70 Pages) Maxim Integrated Products – Automatic RF MESFET Amplifier Drain-Current Controllers

Automatic RF MESFET Amplifier
Drain-Current Controllers
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.)
DAC DIFFERTIAL NONLINEARITY
vs. OUTPUT CODE
1.00
0.75
0.50
0.25
0
-0.25
-0.50
-0.75
-1.00
0
1024
2048
3072
4096
OUTPUT CODE
ADC SINAD vs. FREQUENCY
80
ADC INTEGRAL NONLINEARITY
vs. OUTPUT CODE
1.00
0.75
0.50
0.25
0
-0.25
-0.50
-0.75
-1.00
0
1024
2048
3072
4096
OUTPUT CODE
ADC SFDR vs. FREQUENCY
100
ADC DIFFERENTIAL NONLINEARITY
vs. OUTPUT CODE
1.00
0.75
0.50
0.25
0
-0.25
-0.50
-0.75
-1.00
0
1024
2048
3072
4096
OUTPUT CODE
ADC TOTAL HARMONIC DISTORTION
vs. FREQUENCY
0.1
90
75
80
70
0.01
70
65
60
60
0.1
1
10
100
1000
FREQUENCY (kHz)
50
0.1
0.001
1
10
100
1000
0.1
FREQUENCY (kHz)
1
10
100
1000
FREQUENCY (kHz)
ADC FFT PLOT
DIGITAL SUPPLY CURRENT
vs. SAMPLING RATE
0
8
f_{ANALOG_IN} = 9.982kHz
AV_DD = DV_DD = 5V
-20
f_CLK = 3.052MHz
SINAD = 71.28dBc
7
SNR = 71.51dBc
-40
THD = -84.18dBc
SFDR = -86.94dBc
6
-60
5
-80
-100
4
2.5026
ADC INTERNAL REFERENCE VOLTAGE
vs. SUPPLY VOLTAGE
AV_DD = DV_DD
2.5024
2.5022
2.5020
-120
0
10
20
30
40
50
ANALOG INPUT FREQUENCY (kHz)
3
2.5018
0.1
1
10
100
1000
4.750
4.875
5.000
5.125
5.250
SAMPLING RATE (ksps)
SUPPLY VOLTAGE (V)
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