Datasheet

−21
−18
−15
−12
−9
−6
−3
0
3
100k 1M 10M 100M
Frequency (Hz)
Gain (dB)
C
L
= 0 pF, R
O
= 0 Ω
C
L
= 15 pF, R
O
= 200 Ω
C
L
= 39 pF, R
O
= 100 Ω
C
L
= 120 pF, R
O
= 50 Ω
C
L
= 470 pF, R
O
= 20 Ω
C
L
= 1200 pF, R
O
= 12 Ω
V
S
= 2.7 V, G = 1 V/V
R
F
= 2 kΩ, R
L
= 2 kΩ
V
OUT
= 100 mV
pp
G016
1
10
100
200
1 10 100 1k 2k
C
LOAD
(pF)
R
O
(Ω)
V
S
= 2.7 V
G = 1 V/V
R
F
= 2 kΩ
R
L
= 2 kΩ
G017
0
0.2
0.4
0.6
0.8
1
0.1 1 10 30
Differential Load Current (mA)
Output Saturation Voltage (V)
V
SAT
High
V
SAT
Low
V
S
= 2.7 V
G = 2 V/V
R
F
= 2 kΩ
G014
0.01
0.1
1
10
100
10k 100k 1M 10M 40M
Frequency (Hz)
Differential Output Impedance (Ω)
V
S
= 2.7 V
G = 1 V/V
R
F
= 2 kΩ
V
OUT
= 100 mV
pp
G015
−90
−80
−70
−60
−50
−40
−30
−20
−10
1 10
Frequency (MHz)
Intermodulation Distortion (dB)
Second Intermodulation
Third Intermodulation
V
S
= 2.7 V
G = 1 V/V
R
F
= 2 kΩ
R
L
= 2 kΩ
V
OUT
= 2 V
pp
Envelope
G012
0
0.5
1
1.5
2
2.5
50 100 1k 10k
Load Resistance (Ω)
Single-Ended V
OUT
(V)
V
OUT
MAX
V
OUT
MIN
V
S
= 2.7 V
G = 2 V/V
R
F
= 2 kΩ
G013
THS4531A
www.ti.com SLOS823A –DECEMBER 2012–REVISED JANUARY 2013
TYPICAL CHARACTERISTICS: V
S
= 2.7V (continued)
Test conditions unless otherwise noted: V
S+
= 2.7 V, V
S–
= 0V, CM = open, V
OUT
= 2Vpp, R
F
= 2kΩ, R
L
= 2kΩ Differential, G =
1V/V, Single-Ended Input, Differential Output, Input and Output Referenced to mid-supply unless otherwise noted.
SINGLE-ENDED OUTPUT VOLTAGE SWING
vs
TWO-TONE, 2
nd
and 3
rd
ORDER INTERMODULATION
DISTORTION vs FREQUENCY LOAD RESISTANCE
Figure 14. Figure 15.
SINGLE-ENDED OUTPUT SATURATION VOLTAGE MAIN AMPLIFIER DIFFERENTIAL OUTPUT IMPEDANCE
vs vs
LOAD CURRENT FREQUENCY
Figure 16. Figure 17.
FREQUENCY RESPONSE R
O
vs vs
C
LOAD
C
LOAD
Figure 18. Figure 19.
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