THS4509_14 Datasheet, PDF (15/43 Pages) Texas Instruments – WIDEBAND, LOW-NOISE, LOW-DISTORTION, FULLY-DIFFERENTIAL AMPLIFIER

THS4509
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SLOS454H – JANUARY 2005 – REVISED NOVEMBER 2009
TYPICAL CHARACTERISTICS: V_S+ – V_S– = 5 V (continued)
Test conditions at V_S+ = +2.5 V, V_S– = –2.5V, CM = open, V_O = 2 V_PP, R_F = 349 Ω, R_L = 200-Ω differential, G = 10 dB,
single-ended input, and input and output referenced to midrail, unless otherwise noted.
POWER-SUPPLY CURRENT vs SUPPLY VOLTAGE IN
POWER-DOWN MODE
800
700
TA= 85°C
600
TA= 25°C
500
400
TA= −40°C
300
OUTPUT BALANCE ERROR vs FREQUENCY
10
0
−10
−20
−30
−40
200
100
−50
0
0
0.5
1
1.5
2
2.5
VS − Supply Voltage − V
Figure 37.
−60
0.1
1
10
100
f − Frequency − MHz
Figure 38.
1000
CM INPUT IMPEDANCE vs FREQUENCY
100
10
1
0.1
0.01
0.1
1
10
100
f − Frequency − MHz
Figure 39.
1000
CM SMALL-SIGNAL FREQUENCY RESPONSE
1
0
100 mV_PP
-1
-2
-3
-4
-5
-6
-7
-8
-9
-10
0.1
1
10
100
1000
f − Frequency − MHz
Figure 40.
CM INPUT BIAS CURRENT vs CM INPUT VOLTAGE
300
DIFFERENTIAL OUTPUT OFFSET VOLTAGE vs
CM INPUT VOLTAGE
5
200
4
100
3
0
2
−100
1
−200
−300
−2.5 −2 −1.5 −1 −0.5 0 0.5 1 1.5 2 2.5
CM Input Voltage − V
Figure 41.
0
−1
−2.5 −2 −1.5 −1 −0.5 0 0.5 1 1.5 2 2.5
CM Input Voltage − V
Figure 42.
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