THS4531
SLOS358B –SEPTEMBER 2011–REVISED MARCH 2012
www.ti.com
TYPICAL CHARACTERISTICS: VS = 2.7V (continued)
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.
SINGLE-ENDED OUTPUT SATURATION VOLTAGE
MAIN AMPLIFIER DIFFERENTIAL OUTPUT IMPEDANCE
vs
vs
LOAD CURRENT
FREQUENCY
1
100
VSAT High
VSAT Low
VS = 2.7 V
G = 1 V/V
RF = 2 kΩ
VOUT = 100 mVpp
0.8
10
1
0.6
0.4
0.2
0
VS = 2.7 V
G = 2 V/V
RF = 2 kΩ
0.1
0.01
0.1
1
10
30
10k
100k
1M
10M
40M
Differential Load Current (mA)
Frequency (Hz)
G014
G015
Figure 16.
Figure 17.
FREQUENCY RESPONSE
RO
vs
vs
CLOAD
CLOAD
3
0
200
100
−3
VS = 2.7 V, G = 1 V/V
RF = 2 kΩ, RL = 2 kΩ
VOUT = 100 mVpp
−6
−9
10
CL = 0 pF,RO = 0 Ω
−12
−15
−18
−21
CL = 15 pF,RO = 200 Ω
CL = 39 pF,RO = 100 Ω
CL = 120 pF,RO = 50 Ω
CL = 470 pF,RO = 20 Ω
CL = 1200 pF,RO = 12 Ω
VS = 2.7 V
G = 1 V/V
RF = 2 kΩ
RL = 2 kΩ
1
100k
1M
10M
100M
1
10
100
1k 2k
Frequency (Hz)
CLOAD (pF)
G016
G017
Figure 18.
Figure 19.
14
Submit Documentation Feedback
Copyright © 2011–2012, Texas Instruments Incorporated
Product Folder Link(s): THS4531
TI [ TEXAS INSTRUMENTS ]
