LMH6554_14 Datasheet, PDF (8/24 Pages) National Semiconductor (TI) – LMH6554 2.8 GHz Ultra Linear Fully Differential Amplifier

LMH6554
SNOSB30O – OCTOBER 2008 – REVISED MARCH 2013
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Typical Performance Characteristics V_S = ±2.5V (continued)
(T_A = 25°C, R_F = 200Ω, R_G = 90Ω, R_T = 76.8Ω, R_L = 200Ω, A_V = +2, for single ended in, differential out, unless specified).
Distortion
3rd Order Intermodulation Products
vs.
vs
Output Common Mode Voltage
V_OUT
-20
-80
RL = 200:
-30
VOD = 2 VPP
fc = 150 MHz
-85
-40
150 MHz
-50
-90
-60
HD3
-70
-80
HD2
-90
-95
-100
75 MHz
-100
-1.0
-0.5
0
0.5
1.0
VOCM (V)
Figure 15.
-105
0.8 1.0 1.2 1.4 1.6 1.8 2
DIFFERENTIAL V_OUT (V_{PP_EACH_TONE})
Figure 16.
OIP3
vs
Output Power P_OUT
55
75 MHz
150 MHz
50
45
40
250 MHz
35
30
450 MHz
25
20
-4 -3 -2 -1 0 1 2 3 4
DIFFERENTIAL OUTPUT POWER P_OD (dBm/tone)
Figure 17.
OIP3
vs
Center Frequency
55
50
45
40
35
30
25
20
15
10
50 100 150 200 250 300 350 400 450 500
CENTER FREQUENCY (MHz)
Figure 18.
Noise Figure
vs
Frequency
8.0
7.8
7.6
7.4
7.2
Av= 7.3 V/V
RSisn=gl5e0Ended _Input
7.0
0
100 200 300 400 500
FREQUENCY (MHz)
Figure 19.
Maximum V_OUT
vs.
I_OUT
1.6
1.4
1.2
1.0
0.8
0.6
0.4
0.2
V_IN = 1.7V SINGLE-ENDED INPUT
0
0
-20 -40 -60 -80
-100
OUTPUT CURRENT (mA)
Figure 20.
8
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