THS4509 Datasheet, PDF (21/42 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– = 3 V (continued)
Test conditions at V_S+ = +1.5 V, V_S– = –1.5 V, CM = open, V_OD = 1 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.
TRANSITION RATE vs OUTPUT VOLTAGE
4000
3500
3000
2500
Rising
Falling
2000
1500
1000
500
0
0
0.2 0.4 0.6 0.8 1 1.2 1.4
VOD − Differential Output Voltage - V_STEP
Figure 62.
0.6
0.5
0.4
0.3
0.2
0.1
0
−0.1
−0.2
−0.3
−0.4
−0.5
−0.6
TRANSIENT RESPONSE
V_OD = 1 V_step
t − Time − 500 ps/div
Figure 63.
SETTLING TIME
5
4
V_OD = 1 V_step
3
2
1
0
−1
−2
−3
−4
−5
t − Time − 500 ps/div
Figure 64.
OUTPUT VOLTAGE SWING vs LOAD RESISTANCE
2.5
2
1.5
1
0.5
0
0
100
R_L - Load Resistance - W
Figure 65.
1000
REJECTION RATIO vs FREQUENCY
90
PSRR−
80
CMRR
70
60
PSRR+
50
40
30
20
10
0
0.01
0.1
1
10
100
f − Frequency − MHz
Figure 66.
1000
OVERDRIVE RECOVERY
3
0.6
2.5
2
Input
0.4
1.5
1
0.2
0.5
Output
0
0
−0.5
−1
−1.5
−2
−2.5
−3
−0.2
−0.4
−0.6
t − Time − 200 ns/div
Figure 67.
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