THS4531
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SLOS358B –SEPTEMBER 2011–REVISED MARCH 2012
TYPICAL CHARACTERISTICS: VS = 2.7V
Test conditions unless otherwise noted: VS+ = 2.7 V, VS– = 0V, CM = open, VOUT = 2Vpp, RF = 2kΩ, RL = 2kΩ Differential, G =
1V/V, Single-Ended Input, Differential Output, Input and Output Referenced to mid-supply unless otherwise noted.
SMALL-SIGNAL FREQUENCY RESPONSE
LARGE-SIGNAL FREQUENCY RESPONSE
21
18
15
12
9
21
18
15
12
9
G = 1 V/V
G = 1 V/V
G = 2 V/V
G = 5 V/V
G = 10 V/V
G = 2 V/V
G = 5 V/V
G = 10 V/V
6
6
3
3
0
0
−3
−6
−9
−12
−15
−18
−21
−3
−6
−9
−12
−15
−18
−21
VS = 2.7 V
G = 1 V/V
RF = 2 kΩ
RL = 2 kΩ
VS = 2.7 V
G = 1 V/V
RF = 2 kΩ
RL = 2 kΩ
VOUT = 2 Vpp
VOUT = 100 mVpp
100k
1M
10M
100M
100k
1M
10M
100M
Frequency (Hz)
Frequency (Hz)
G001
G002
Figure 2.
Figure 3.
SINGLE-ENDED SLEW RATE
vs
LARGE- and SMALL-SIGNAL PULSE RESPONSE
VOUT STEP
1.5
400
350
300
250
200
150
100
50
VS = 2.7 V
VS = 2.7 V
0.5-V Step
2-V Step
G = 1 V/V
RF = 2 kΩ
RL = 2 kΩ
G = 2 V/V
RF = 2 kΩ
RL = 200 Ω
1
0.5
0
−0.5
−1
Rising
Falling
−1.5
0
0
20
40
60
80
100
0
0.5
1
1.5
2
2.5
Time (ns)
Differential VOUT (V)
G003
G004
Figure 4.
Figure 5.
DIFFERENTIAL SLEW RATE
vs
VOUT STEP
OVERDRIVE RECOVERY
2
4
250
200
150
100
50
VIN
VOUT
VS = 2.7 V
1.5
1
3
G = 2 V/V
RF = 2 kΩ
RL = 200 Ω
2
0.5
0
1
0
−0.5
−1
−1
−2
−3
−4
VS = 2.7 V
G = 2 V/V
RF = 2 kΩ
RL = 2 kΩ
−1.5
−2
Rising
Falling
0
100 200 300 400 500 600 700 800 900 1000
Time (ns)
0
0
1
2
3
4
5
6
G005
Differential VOUT (V)
G053
Figure 6.
Figure 7.
Copyright © 2011–2012, Texas Instruments Incorporated
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