LMH6523 Datasheet, PDF (11/31 Pages) Texas Instruments – High Performance Quad DVGA

LMH6523
www.ti.com
SNOSC88 – DECEMBER 2012
TYPICAL CHARACTERISTICS (continued)
(T_A = 25°C, V+ = 5V, R_L = 200Ω, Maximum Gain, High Power, f= 200MHz; LMH6523 soldered onto LMH6523EVAL
evaluation board, Unless Specified).
Isolation, Adjacent Channels
-20
IN A OUT B
IN B OUT A
-30
IN B OUT C
IN C OUT B
-40
IN C OUT D
IN D OUT C
Isolation, Non-Adjacent Channels
-40
IN A OUT C
IN A OUT D
-50
IN B OUT D
IN C OUT A
-60
IN D OUT A
IN D OUT B
-50
-70
-60
-80
-70
-90
-80
-100
-90
10
100
FREQUENCY (MHz)
1000
-110
10
100
FREQUENCY (MHz)
1000
Figure 20.
SVA-30206571
Figure 21.
SVA-30206572
Channel Matching, Maximum Gain
4
A to B
A to C
3
A to D
Channel Matching Attenuation Code 10000
4
A to B
A to C
3
A to D
2
1
0
-1
-2
10
100
FREQUENCY (MHz)
Figure 22.
1000
SVA-30206574
2
1
0
-1
-2
10
100
FREQUENCY (MHz)
Figure 23.
1000
SVA-30206535
1.0
0.8
0.6
0.4
0.2
0.0
-0.2
-0.4
-0.6
1
Gain Step Amplitude Error
50 MHz
200 MHz
300 MHz
6 11 16 21 26 31
ATTENUATION (dB)
Figure 24.
SVA-30206536
Gain Step Phase Error
4
2
0
-2
-4
-6
50 MHz
200 MHz
300 MHz
-8
1 6 11 16 21 26 31
ATTENUATION (dB)
Figure 25.
SVA-30206539
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