THS4531
SLOS358B –SEPTEMBER 2011–REVISED MARCH 2012
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TYPICAL CHARACTERISTICS: VS = 5V (continued)
Test conditions unless otherwise noted: VS+ = 5 V, VS– = 0V, VOCM = open, VOUT = 2Vpp, RF = 2kΩ, RL = 2kΩ Differential, G =
1V/V, Single-Ended Input, Differential Output, Input and Output Referenced to mid-supply, TA = 25°Cunless otherwise noted.
MAIN AMPLIFIER DIFFERENTIAL
OPEN-LOOP GAIN and PHASE
OUTPUT BALANCE ERROR
vs
vs
FREQUENCY
FREQUENCY
120
110
100
90
80
70
60
50
40
30
20
10
0
0
−30
−40
−50
−60
−70
−80
Magnitude
Phase
VS = 5 V
G = 1 V/V
RF = 2 kΩ
RL = 2 kΩ
−45
−90
−135
−180
10
100
1k
10k
100k
1M
10M
100M
100k
1M
10M
30M
Frequency (Hz)
G048
Frequency (Hz)
G049
Figure 57.
Figure 58.
VOCM SMALL-SIGNAL FREQUENCY RESPONSE
VOCM LARGE- and SMALL SIGNAL PULSE RESPONSE
3
3.2
0
−3
−6
−9
3
2.8
2.6
2.4
0.2-V Step
1-V Step
−12
−15
−18
2.2
2
VS = 5 V
G = 1 V/V
RF = 2 kΩ
VOUT = 100 mVpp
1.8
100k
1M
Frequency (Hz)
10M
50M
0
100 200 300 400 500 600 700 800 900 1000
Time (ns)
G050
G051
Figure 59.
Figure 60.
24
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