Datasheet

OPA699
14
SBOS261D
www.ti.com
TYPICAL CHARACTERISTICS: V
S
= +5V (Cont.)
T
A
= +25°C, G = +6, R
F
= 750Ω, and R
L
= 500Ω to V
CM
= +2.5V, V
L
= V
CM
– 1.2V, V
H
= V
CM
+ 1.2V, unless otherwise noted.
HARMONIC DISTORTION vs LOAD RESISTANCE
Harmonic Distortion (dBc)
Load Resistance (Ω)
100
1k
–50
–55
–60
–65
–70
–75
–80
V
O
= 2V
PP
f = 5MHz
2nd-Harmonic
3rd-Harmonic
See Figure 2
HARMONIC DISTORTION vs FREQUENCY
Harmonic Distortion (dBc)
Frequency (MHz)
0.5 1 10
20
–50
–55
–60
–65
–70
–75
–80
–85
–90
3rd-Harmonic
2nd-Harmonic
V
O
= 2V
PP
R
L
= 500Ω
See Figure 2
HARMONIC DISTORTION vs OUTPUT VOLTAGE
Harmonic Distortion (dBc)
Output Voltage Swing (V
PP
)
0.5 1.0 2.01.5
2.5
–60
–65
–70
–75
–80
–85
2nd-Harmonic
See Figure 2
3rd-Harmonic
R
L
= 500Ω to V
S
/2
f = 5MHz
V
H
= V
CM
+ V
OPP
/2 + 0.5V
V
L
= V
CM
+ V
OPP
/2 + 0.5V
2-TONE, 3RD-ORDER
INTERMODULATION INTERCEPT
Intercept Point (+dBM)
Frequency (MHz)
010 403020
50
38
36
34
32
30
28
26
24
22
20
OPA699
750Ω
150Ω
500Ω
P
O
V
H
Open
Open
V
L
P
I
HARMONIC DISTORTION NEAR LIMITING VOLTAGES
Harmonic Distortion (dBc)
Limit Voltages - 2.5V
0.9 1.0 1.1 1.6 1.71.4 1.51.2 1.3
1.8
–40
–45
–50
–55
–60
–65
–70
–75
–80
V
O
= V
CM
±1V
P
f = 5MHz
R
L
= 500Ω
3rd-Harmonic
2nd-Harmonic
LIMITER INPUT BIAS CURRENT vs BIAS VOLTAGE
Limiter Input Bias Current (µA)
Limiter Headroom (V)
0 0.5 2.01.51.0
2.5
100
75
50
25
0
–25
–50
–75
–100
Maximum Over Temperature
Minimum
Over Temperature
Limiter Headroom = +V
S
– V
H
=V
L
– (–V
S
)
Current = I
VH
or –I
VL