THS4500 Datasheet, PDF (12/37 Pages) Texas Instruments – WIDEBAND, LOW DISTORTION FULLY DIFFERENTIAL AMPLIFIERS

THS4500
THS4501
SLOS350D − APRIL 2002 − REVISED JANUARY 2004
TYPICAL CHARACTERISTICS (±5 V Graphs)
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LARGE-SIGNAL TRANSIENT RESPONSE
2
1.5
1
0.5
0
−0.5
−1
Gain = 1
RL = 800 Ω
Rf = 499 Ω
tr/tf = 300 ps
VS = ±5 V
−1.5
−2
−100 0
100 200 300
t − Time − ns
400 500
SMALL-SIGNAL TRANSIENT RESPONSE
0.4
0.3
0.2
0.1
0
−0.1
Gain = 1
RL = 800 Ω
Rf = 499 Ω
tr/tf = 300 ps
VS = ±5 V
−0.2
−0.3
−0.4
−100 0
100 200 300 400 500
t − Time − ns
OVERDRIVE RECOVERY
5
2.5
Gain = 4
4
RL = 800 Ω
2
3
Rf = 499 Ω
1.5
Overdrive = 4.5 V
2
VS = ±5 V
1
1
0.5
0
0
−1
−0.5
−2
−1
−3
−1.5
−4
−2
−5
−2.5
0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1
t − Time − µs
Figure 28
Figure 29
Figure 30
OVERDRIVE RECOVERY
6
3
Gain = 4
5 _{RL = 800 Ω}
4 Rf = 499 Ω
2
3 Overdrive = 5.5 V
2 ^{VS = ±5 V}
1
1
0
0
−1
−2
−1
−3
−4
−2
−5
−6
−3
0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1
t − Time − µs
Figure 31
VOLTAGE AND CURRENT NOISE
vs
FREQUENCY
100
Vn
10
In
1
0.01 0.1
1
10 100 1000 10 k
f − Frequency − kHz
Figure 32
REJECTION RATIOS
vs
FREQUENCY
90
80
PSRR+
70
60
50
40
PSRR−
CMMR
30
20
10
RL = 800 Ω
0
VS = ±5 V
−10
0.1
1
10
100
f − Frequency − MHz
Figure 33
REJECTION RATIOS
vs
CASE TEMPERATURE
120
CMMR
100
PSRR+
80
60
40
20
RL = 800 Ω
VS = ±5 V
0
−40−30−20−10 0 10 20 30 40 50 60 70 80 90
Case Temperature − °C
Figure 34
12
OUTPUT BALANCE ERROR
vs
FREQUENCY
0
PIN = 10 dBm
−10 _{RL = 800 Ω}
Rf = 392 Ω
−20 _{VS = ±5 V}
−30
−40
−50
−60
−70
−80
0.1
1
10
100
f − Frequency − MHz
Figure 35
OPEN-LOOP GAIN AND FHASE
vs
FREQUENCY
60
30
Gain
PIN = −30 dBm
50
RL = 800 Ω
VS = ±5 V
0
40
−30
30
−60
Phase
20
−90
10
−120
0
0.01
0.1
1
10
100
f − Frequency − MHz
Figure 36
−150
1000