LMH6554_15 Datasheet, PDF (7/29 Pages) Texas Instruments – LMH6554 2.8-GHz Ultra Linear Fully Differential Amplifier

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LMH6554
SNOSB30P – OCTOBER 2008 – REVISED JANUARY 2015
7.6 Typical Performance Characteristics V_S = ±2.5 V
(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
RF = 200:
1
0
-1
-2
RF = 250:
-3
-4
RF = 300:
-5
-6
-7
-8
-9
-10 ^{VOD = 0.2 VPP}
1
10
100
1000
10000
FREQUENCY (MHz)
Figure 1. Frequency Response vs R_F
6
RL = 1k:
4
RL = 500:
2
0
-2
RL = 200:
-4
-6
-8
VOD = 0.2 VPP
-10
1
10
100
1000 10000
FREQUENCY (MHz)
Figure 3. Frequency Response vs R_L
0.3
0.2
0.1
0
-0.1
-0.2
-0.3
0 1 2 3 4 5 6 7 8 9 10
TIME (ns)
Figure 5. 0.5 V_PP Pulse Response Single-Ended Input
2
1
AV = 1 V/V
0
-1
-2
AV = 2 V/V
-3
-4
AV = 4 V/V
-5
AV = 8 V/V
-6
-7
-8
-9
-10 ^{VOD = 0.2 VPP}
1
10
1100
1000
10000
FREQUENCY (MHz)
Figure 2. Frequency Response vs Gain
2
1
VOD = 0.2 VPP
0
-1
VOD = 1.6 VPP
-2
-3
-4
-5
VOD = 2 VPP
-6
-7
-8
-9
-10
1
10
100
1000 10000
FREQUENCY (MHz)
Figure 4. Frequency Response vs Output Voltage (V_OD)
1.5
1.0
0.5
0
-0.5
-1.0
-1.5
0 1 2 3 4 5 6 7 8 9 10
TIME (ns)
Figure 6. 2 V_PP Pulse Response Single-Ended Input
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