THS4520 Datasheet, PDF (11/23 Pages) Texas Instruments – WIDEBAND, LOW NOISE, LOW DISTORTION FULLY DIFFERENTIAL AMPLIFIER WITH RAIL-TO-RAIL OUTPUTS

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THS4520
SLOS503A – SEPTEMBER 2006 – REVISED OCTOBER 2006
OUTPUT BALANCE ERROR vs FREQUENCY
-20
R_F = 499 W
-30 R_L = 200 W
V_O = 1 V_PP
-40 V_S = ±2.5 V
Gain = 6 dB
-50
-60
Gain = 0 dB
-70
-80
-90
0.1
1
10
100
f - Frequency - MHz
Figure 15.
1000
CM SMALL SIGNAL FREQUENCY RESPONSE
3
2
1
0
-1
-2
-3
-4
-5
-6
-7
-8
-9
-10
R_F = 499 W
-11
-12
R_L = 200 W
-13 Gain = 0 dB
-14
-15
V_O = 100 mV_PP
-16 ^V_S ^{= ±2.5 V}
-17
-18
-19
-20
0.1
1
10
100
f - Frequency - MHz
1000
Figure 16.
CM INPUT BIAS CURRENT vs CM INPUT VOLTAGE
200
150
100
50
0
-50
-100
-150
-2.5 -2 -1.5 -1 -0.5 0 0.5 1 1.5 2 2.5
V_ICR - Common-Mode Input Voltage - V
Figure 17.
DIFFERENTIAL OUTPUT OFFSET VOLTAGE vs
CM INPUT VOLTAGE
4
3
2
1
0
-1
-2
-3
-4
-5
-6
-7
-2.5 -2 -1.5 -1 -0.5 0 0.5 1 1.5 2 2.5
V_ICR - Common-Mode Input Voltage - V
Figure 18.
OUTPUT COMMON-MODE OFFSET vs
CM INPUT VOLTAGE
50
40
30
20
10
0
-10
-20
-30
-40
-50
-2.5 -2 -1.5 -1 -0.5 0 0.5 1 1.5 2 2.5
V_ICR - Common-Mode Input Voltage - V
Figure 19.
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