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| LMH6552 Datasheet, PDF (10/38 Pages) Texas Instruments – 1.5-GHz Fully Differential Amplifier | |||
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LMH6552
SNOSAX9I â APRIL 2007 â REVISED JANUARY 2015
www.ti.com
Typical Characteristics V+ = +5 V, Vâ = â5 V (continued)
(TA = 25°C, RF = RG = 357â¦, RL = 500â¦, AV = 1, for single ended in, differential out, unless specified).
2
0.8
1
RF = 301:
0.6
0
-1
RF = 357:
-2
-3
RF = 400:
-4 V+ = +5V
-5 V- = -5V
-6 AV = 1 V/V
-7 VOUT = 2 VPP
RL = 1 k:
-8
DIFFERENTIAL INPUT
-9
1
10
100
1000
10000
0.4
0.2
0
-0.2
-0.4
-0.6
-0.8
0
V+ = +2.5V
V- = -2.5V
RL = 500:
RF = 357:
5 10 15 20 25 30 35 40 45 50
FREQUENCY (MHz)
TIME (ns)
Figure 9. Frequency Response vs RF
1.5
Figure 10. 1 VPP Pulse Response Single Ended Input
2.5
2
1
1.5
0.5
1
0.5
0
-0.5
-1
-1.5
0
V+ = +5
V- = -5V
RL = 500:
RF = 357:
5 10 15 20 25 30 35 40 45 50
TIME (ns)
0
-0.5
-1
-1.5
-2
-2.5
0
V+ = +5V
V- = -5V
RL = 500:
RF = 357:
5 10 15 20 25 30 35 40 45 50
TIME (ns)
Figure 11. 2 VPP Pulse Response Single Ended Input
Figure 12. Large Signal Pulse Response
80
60
40
20
0
-20
-40
-60
-80
0
V+ = +5V
V- = -5V
RL = 500:
RL = 357:
VOD = 2 VPP
5 10 15 20 25 30 35 40 45 50
TIME (ns)
Figure 13. Output Common Mode Pulse Response
-50 V+ = +5V
-55 V- = -5V
-60 RL = 800Ã
VOD = 2 VPP
-65 VOCM = 0V
-70
HD2
-75
-80
HD3
-85
-90
-95
-100
-105
1 25 50 75 100 125 150 175 200 225 250
FREQUENCY (MHz)
Figure 14. Distortion vs Frequency Single Ended Input
10
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