AD8091/AD8092
20
TOTAL HARMONIC DISTORTION – dBc
30
40
50
60
V
S
= +5V, G = +2
R
F
= 2k , R
L
= 100
V
S
= +5V, G = +1
R
L
= 100
DIFFERENTIAL
GAIN ERROR – %
V
O
= 2V p-p
V
S
= +3V, G = 1
R
F
= 2k , R
L
= 100
0.10
0.08
0.06
0.04
0.02
0.00
0.02
0.04
0.06
0.10
0.05
0.00
0.05
0.10
0.15
0.20
0.25
NTSC SUBSCRIBER (3.58MHz)
R
L
= 150
V
S
= +5, G = +2
R
F
= 2k , R
L
AS SHOWN
0
10
20
30
40
50
60
R
L
= 1k
70
80
90
100
70
80
90
100
110
1
2
3
4
5
6 7
FUNDAMENTAL FREQUENCY – MHz
8 9 10
V
S
= +5V, G = +2
R
F
= 2k , R
L
= 2k
V
S
= +5V, G = +1
R
L
= 2k
DIFFERENTIAL
PHASE ERROR – Degrees
R
L
= 1k
R
L
= 150
V
S
= +5, G = +2
R
F
= 2k , R
L
AS SHOWN
0
10
20
30
40
50
60
70
80
MODULATING RAMP LEVEL – IRE
90
100
TPC 7. Total Harmonic Distortion
TPC 10. Differential Gain and Phase Errors
30
40
WORST HARMONIC – dBc
1000
V
S
= +5V
60
70
80
90
100
110
120
130
0
0.5
1.0
1.5
2.0 2.5
3.0 3.5
OUTPUT VOLTAGE – V p-p
4.0
4.5
5.0
V
S
= +5V
R
L
= 2k
G = +2
1MHz
5MHz
VOLTAGE NOISE – nA
Hz
50
10MHz
100
10
1
10
100
1k
10k
100k
FREQUENCY – Hz
1M
10M
TPC 8. Worst Harmonic vs. Output Voltage
TPC 11. Input Voltage Noise vs. Frequency
0.5%) – V p-p
5.0
4.5
4.0
3.5
V
S
= +5V
G = –1
R
F
= 2k
R
L
= 2k
100
V
S
= +5V
OUTPUT VOLTAGE SWING (THD
CURRENT NOISE – pA
Hz
1
FREQUENCY – MHz
10
50
10
3.0
2.5
2.0
1.5
1.0
0.5
0
0.1
1
0.1
10
100
1k
10k
100k
FREQUENCY – Hz
1M
10M
TPC 9. Low Distortion Rail-to-Rail Output Swing
TPC 12. Input Current Noise vs. Frequency
–8–
REV. A
AD [ ANALOG DEVICES ]
