Datasheet
Table Of Contents
- FEATURES
- APPLICATIONS
- DESCRIPTION
- ABSOLUTE MAXIMUM RATINGS
- ELECTRICAL CHARACTERISTICS: VS = ±5V
- TYPICAL CHARACTERISTICS: VS = ±5V
- APPLICATION INFORMATION
- WIDEBAND CURRENT FEEDBACK OPERATION
- ADC DRIVER
- WIDEBAND INVERTING SUMMING AMPLIFIER
- SAW FILTER BUFFER
- WIDEBAND UNITY GAIN BUFFER WITH IMPROVED FLATNESS
- DESIGN-IN TOOLS
- OPERATING SUGGESTIONS
- SETTING RESISTOR VALUES TO OPTIMIZE BANDWIDTH
- OUTPUT CURRENT AND VOLTAGE
- DRIVING CAPACITIVE LOADS
- DISTORTION PERFORMANCE
- NOISE PERFORMANCE
- DC ACCURACY AND OFFSET CONTROL
- THERMAL ANALYSIS
- BOARD LAYOUT GUIDELINES
- INPUT AND ESD PROTECTION
- REVISION HISTORY
- REVISION HISTORY

2500 50 100 150 200 300 350 400 450 500
Frequency(MHz)
NormalizedGain(dB)
V
O PP
=2V
R W
L
=400
G =1
D
R W
F
=430
G =2
D
R W
F
=402
G =5
D
R W
F
=330
G =10D
R W
F
=250
3
0
3
6
9
12-
-
-
-
R
G
R
G
R
F
+5V
R
L
400W
V
O
V
I
= =
V
O
V
I
R
T
R
F
OPA694
OPA694
-5V
R
F
G
D
R
G
10 100 1000
Resistance( )W
HarmonicDistortion(dBc)
V
O PP
=4V
f=5MHz
G
D
=2
3rdHarmonic
2ndHarmonic
-60
65
70
75
80
85
90
-
-
-
-
-
-
2500 50 100 150 200 300 350 400 450 500
Frequency(MHz)
Gain(dB)
G
D
=2
R W
L
=400
V
O PP
=12V
V
O PP
=5V
V
O PP
=16V
V
O PP
=8V
9
6
3
0
3
6
-
-
1 10 20
Frequency(MHz)
HarmonicDistortion(dBc)
G =2
D
V
O PP
=4V
R W
L
=400
3rdHarmonic
2ndHarmonic
-
-
-
-
-
-
55
65
75
85
95
105
0.1 100101
OutputVoltageSwing(V )
PP
HarmonicDistortion(dBc)
G =2
D
f=5MHz
R W
L
=400
3rdHarmonic
2ndHarmonic
-
-
-
-
-
-
-
65
70
75
80
85
90
95
OPA694
www.ti.com
SBOS319G –SEPTEMBER 2004–REVISED JANUARY 2010
TYPICAL CHARACTERISTICS: V
S
= ±5V (continued)
At R
F
= 402Ω, R
L
= 100Ω, and G = +2V/V, unless otherwise noted.
DIFFERENTIAL PERFORMANCE TEST CIRCUIT DIFFERENTIAL SMALL−SIGNAL FREQUENCY RESPONSE
Figure 25. Figure 26.
DIFFERENTIAL LARGE−SIGNAL FREQUENCY RESPONSE DIFFERENTIAL DISTORTION vs LOAD RESISTANCE
Figure 27. Figure 28.
DIFFERENTIAL DISTORTION vs FREQUENCY DIFFERENTIAL DISTORTION vs OUTPUT VOLTAGE
Figure 29. Figure 30.
Copyright © 2004–2010, Texas Instruments Incorporated 9
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