LMH6554_15 Datasheet, PDF (8/29 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).
2.5
-60
RL = 200:
2.0
-65 _{VOD = 2 VPP}
1.5
-70 ^{VOCM = 0V}
1.0
-75
0.5
-80
HD2
0
-85
-0.5
-90
-1.0
-95
HD3
-1.5
-100
-2.0
-105
-2.5
0 1 2 3 4 5 6 7 8 9 10
-110
25
75 125 175 225 275 300
TIME (ns)
Figure 7. 4 V_PP Pulse Response Single-Ended Input
-50
RL = 200:
VOD = 2 VPP
-60
fc = 25 MHz
FREQUENCY (MHz)
Figure 8. Distortion vs Frequency Single-Ended Input
-40
RL = 200:
VOD = 2 VPP
-50
fc = 75 MHz
-70
-80
-90
-100
HD3
HD2
-60
-70
HD3
-80
HD2
-90
-110
-1.0
-0.5
0
0.5
1.0
VOCM (V)
Figure 9. Distortion vs Output Common Mode Voltage
-20
RL = 200:
-30
VOD = 2 VPP
fc = 150 MHz
-40
-50
-60
HD3
-70
-80
HD2
-90
-100
-1.0
-0.5
0
0.5
1.0
VOCM (V)
Figure 11. Distortion vs Output Common Mode Voltage
-100
-1.0
-0.5
0
0.5
1.0
VOCM (V)
Figure 10. Distortion vs Output Common Mode Voltage
-80
-85
150 MHz
-90
-95
-100
75 MHz
-105
0.8 1.0 1.2 1.4 1.6 1.8 2
DIFFERENTIAL V_OUT (V_{PP_EACH_TONE})
Figure 12. 3rd Order Intermodulation Products vs V_OUT
8
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