LMH6554_15 Datasheet, PDF (10/29 Pages) Texas Instruments – LMH6554 2.8-GHz Ultra Linear Fully Differential Amplifier

LMH6554
SNOSB30P – OCTOBER 2008 – REVISED JANUARY 2015
www.ti.com
Typical Performance Characteristics V_S = ±2.5 V (continued)
(T_A = 25°C, R_F = 200 Ω, R_G = 90 Ω, R_T = 76.8 Ω, R_L = 200 Ω, A_V = +2, for single ended in, differential out, unless specified).
90
90
85
85
80
+PSRR
80
75
75
70
70
65
-PSRR
65
60
60
55
55
50
45
VIN = 0V
40
1
10
100
1000
50
45 ^{VIN = 0V}
VOD = 1VPP
40
1
10
100
1000
FREQUENCY (MHz)
Figure 19. PSRR
FREQUENCY (MHz)
Figure 20. CMRR
-30
A_V = 1 V/V
-35
120
0
100
-30
-40
-45
-50
-55
-60
-65
1
10
100
1000
FREQUENCY (MHz)
Figure 21. Balance Error
80
-60
60
-90
40
-120
20
0
100k
Gain
Phase
1M 10M 100M 1G
FREQUECNY (Hz)
-150
-180
10G
Figure 22. Open Loop Transimpedance
1k
100
10
1
100m
1
10
100
1k
FREQUENCY (MHz)
Figure 23. Closed-Loop Output Impedance
10
0
-10
S11
S21
S22
-20
-30
-40
-50
-60
S11
(SINGLE-ENDED INPUT)
-70
S12
-80
-90
-100
1
AV = 1 V/V
10
100
1000 3000
FREQUENCY (MHz)
Figure 24. Differential S-Parameter Magnitude vs Frequency
10
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