Datasheet

OPA2694
SBOS320D − SEPTEMBER 2004 − REVISED APRIL 2013
www.ti.com
10
TYPICAL CHARACTERISTICS: V
S
= ±5V (continued)
R
F
= 402Ω, R
L
= 100Ω, and G = +2V/V, unless otherwise noted
R
G
R
G
R
F
+5V
R
L
400
Ω
V
O
V
I
==
V
O
V
I
R
T
R
F
1/2
OPA2694
1/2
OPA2694
−
5V
R
F
G
D
R
G
Differential Performance Test Circuit
DIFFERENTIAL SMALL−SIGNAL
FREQUENCY RESPONSE
0 15050 100 200 250 300 350 400 450 500 550
3
0
−
3
−
6
−
9
−
12
−
15
600
Frequency (MHz)
Normalized Gain (dB)
R
L
= 400
Ω
V
O
= 200mV
PP
G
D
= 10V/V
R
F
=250
Ω
G
D
=2V/V
R
F
= 402
Ω
G
D
=1V/V
R
F
=430
Ω
G
D
=5V/V
R
F
= 330
Ω
DIFFERENTIAL LARGE−SIGNAL
FREQUENCY RESPONSE
015050 100 200 250 300 350 400 450
9
6
3
0
−
3
−
6
500
Frequency (MHz)
Normalized Gain (dB)
G
D
=2V/V
R
L
= 400
Ω
V
O
=4V
PP
V
O
=2V
PP
V
O
=1V
PP
V
O
=8V
PP
DIFFERENTIAL DISTORTION
vs LOAD RESISTANCE
10
−
60
−
65
−
70
−
75
−
80
−
85
−
90
−
95
1k100
Resistance (
Ω
)
Harmonic Distortion (dBc)
G
D
=2V/V
f=5MHz
V
O
=4V
PP
3rd Harmonic
2nd Harmonic
DIFFERENTIAL DISTORTION
vs FREQUENCY
110
−
65
−
70
−
75
−
80
−
85
−
90
−
95
100
Frequency (MHz)
Harmonic Distortion (dBc)
G
D
=+2V/V
R
L
= 400
Ω
V
O
=4V
PP
3rd Harmonic
2nd Harmonic
DIFFERENTIAL DISTORTION
vs OUTPUT VOLTAGE
0.1 1 10
−
60
−
65
−
70
−
75
−
80
−
85
−
90
−
95
−
100
−
105
20
Output Voltage Swing (V
PP
)
Harmonic Distortion (dBc)
G
D
=+2V/V
f=5MHz
R
L
=400
Ω
3rd Harmonic
2nd Harmonic