OPA4872 Datasheet, PDF (7/27 Pages) Texas Instruments – 4:1 High-Speed Multiplexer

OPA4872
www.ti.com
SBOS346C – JUNE 2007 – REVISED MARCH 2011
TYPICAL CHARACTERISTICS (continued)
At T_A = +25°C, G = +2V/V, R_F = 523Ω, and R_L = 150Ω, unless otherwise noted.
CHANNEL-TO-CHANNEL SWITCHING
CHANNEL-TO-CHANNEL SWITCHING GLITCH
0.75
75
0.50
50
0.25
Output Voltage
25
0
0
-0.25
-25
-0.50
-50
-0.75
3.5
-75
3.0
V_{IN_Ch0} = 200MHz, 0.7V_PP
2.5
V_{IN_Ch1} = 0VDC
2.0
1.5
1.0
A0
0.5
0
Time (10ns/div)
At Matched Load
3.5
3.0
2.5
2.0
1.5
1.0
A0
0.5
0
Time (10ns/div)
Figure 13.
Figure 14.
0.75
0.50
0.25
0
-0.25
-0.50
-0.75
DISABLE/ENABLE TIME
Output
3.5
3.0
V_{IN_Ch0} = 200MHz, 0.10V_PP
2.5
2.0
1.5
1.0
EN
0.5
0
Time (10ns/div)
Figure 15.
DISABLE/ENABLE SWITCHING GLITCH
75
50
At Matched Load
25
0
-25
-50
-75
3.5
3.0
2.5
2.0
1.5
1.0
EN
0.5
0
Time (10ns/div)
Figure 16.
SHUTDOWN/START-UP TIME
0.75
0.50
0.25
0
-0.25
-0.50
-0.75
V_{IN_Ch0} = 200MHz, 0.7V_PP
SD
Time (20ns/div)
75
50
Output
25
0
-25
-50
3.5
-75
3.0
2.5
2.0
1.5
1.0
0.5
0
Figure 17.
SHUTDOWN GLITCH
At Matched Load
3.5
3.0
2.5
2.0
1.5
1.0
SD
0.5
0
Time (20ns/div)
Figure 18.
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