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OPA684IDR Datasheet(PDF) 11 Page - Texas Instruments

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Part # OPA684IDR
Description  Low-Power, Current Feedback OPERATIONAL AMPLIFIER With Disable
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Manufacturer  TI [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI - Texas Instruments

OPA684IDR Datasheet(HTML) 11 Page - Texas Instruments

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OPA684
11
SBOS219A
www.ti.com
–50
–60
–70
–80
–90
Frequency (MHz)
0.1
20
110
HARMONIC DISTORTION vs FREQUENCY
V
O = 2Vp-p
R
L = 100Ω
See Figure 3
2nd-Harmonic
3rd-Harmonic
2-TONE, 3RD-ORDER
INTERMODULATION DISTORTION
–15 –14 –13 –12 –11 –10
–6
–5
–7
–8
–9
–4
–3
Power at Load (each tone, dBm)
–50
–60
–70
–80
–90
See Figure 3
10MHz
20MHz
5MHz
1MHz
SUPPLY AND OUTPUT CURRENT
vs TEMPERATURE
–25
0
25
50
75
100
125
Ambient Temperature (
°C)
100
75
50
1.5
1.4
1.3
1.2
1.1
1.0
Supply Current
Right Scale
Sourcing Output Current
Left Scale
Sinking Output Current
Left Scale
0.16
0.14
0.12
0.10
0.08
0.06
0.04
0.02
0
Number of 150
Ω Video Loads
14
23
COMPOSITE VIDEO DIFFERENTIAL GAIN/PHASE
dP
dG
G = +2
NTSC, Positive Video
TYPICAL CHARACTERISTICS: VS = +5V (Cont.)
At TA = +25°C, VS = 5V, G = +2, RF = 1.3kΩ, RL = 100Ω, unless otherwise noted.
HARMONIC DISTORTION vs LOAD RESISTANCE
100
1k
Load Resistance (
Ω)
–50
–55
–60
–65
–70
–75
–80
–85
–90
V
O = 2Vp-p
f = 5MHz
See Figure 3
3rd-Harmonic
2nd-Harmonic
–50
–60
–70
–80
–90
Output Voltage (Vp-p)
0.5
3
12
HARMONIC DISTORTION vs OUTPUT VOLTAGE
G = +2
R
L = 100Ω
f = 5MHz
3rd-Harmonic
2nd-Harmonic
See Figure 3


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