LMH6554_14 Datasheet, PDF (10/24 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).
Closed Loop Output Impedance
Differential S-Parameter Magnitude
vs.
Frequency
1k
10
0
100
-10
S11
S21
S22
-20
-30
-40
10
-50
-60
S11
(SINGLE-ENDED INPUT)
1
-70
S12
-80
100m
1
10
100
1k
FREQUENCY (MHz)
-90
-100
1
AV = 1 V/V
10
100
1000 3000
FREQUENCY (MHz)
Figure 27.
Figure 28.
10
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